HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Illinois to San Juan from $46

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — SJU
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

How far in advance should I book a flight from Illinois to San Juan?

Users have found that booking a flight from Illinois to San Juan at least 57 days early can save you up to 25% on average compared to booking a flight this week. If booking 57 days before your flight isn’t an option for you, users have found flights from Illinois to San Juan for as little as $258 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $283 for flights departing within the next 3 days.

What is the cheapest month to fly from Illinois to San Juan?

Our data shows that October tends to be the cheapest month to fly to San Juan from Illinois. Users have commonly found prices around $319 for the month, but tickets can be as low as $90. Due to multiple factors, prepare for potentially higher prices in March.

What is the cheapest time of day to fly from IL to SJU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to San Juan as you normally would.

Cheap Spirit Airlines flights from Illinois to San Juan

Explore cheap flight options specifically provided by Spirit Airlines for the route between Illinois and San Juan. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Take a peek at the cheapest Spirit Airlines flights we've detected traveling from Illinois to San Juan. Make sure to double check the flight details before booking.
Tue 8/205:00 amORD - SJU
1 stop13h 11mSpirit Airlines
Tue 8/2712:28 pmSJU - ORD
1 stop10h 28mSpirit Airlines
Deal found 5/30$113
Tue 8/2010:33 amORD - SJU
1 stop7h 36mSpirit Airlines
Tue 8/2712:28 pmSJU - ORD
1 stop10h 28mSpirit Airlines
Deal found 5/30$116
Tue 8/2010:33 amORD - SJU
1 stop7h 38mSpirit Airlines
Tue 8/2712:28 pmSJU - ORD
1 stop10h 28mSpirit Airlines
Deal found 5/30$120
Tue 9/107:27 amORD - SJU
1 stop10h 30mSpirit Airlines
Tue 9/247:57 pmSJU - ORD
1 stop29h 03mSpirit Airlines
Deal found 5/29$121
Tue 8/277:27 amORD - SJU
1 stop10h 30mSpirit Airlines
Tue 8/271:00 amSJU - ORD
2 stops17h 27mSpirit Airlines
Deal found 5/29$122
Tue 8/2710:33 amORD - SJU
1 stop7h 38mSpirit Airlines
Wed 8/286:00 amSJU - ORD
Nonstop5h 14mSpirit Airlines
Deal found 5/29$123
Mon 9/96:32 pmORD - SJU
1 stop15h 56mSpirit Airlines
Wed 9/117:57 pmSJU - ORD
1 stop22h 30mSpirit Airlines
Deal found 5/29$124
Mon 9/95:35 pmORD - SJU
1 stop16h 53mSpirit Airlines
Wed 9/116:00 amSJU - ORD
Nonstop5h 14mSpirit Airlines
Deal found 5/29$125
Tue 8/277:27 amORD - SJU
1 stop10h 30mSpirit Airlines
Wed 8/2812:28 pmSJU - ORD
1 stop7h 29mSpirit Airlines
Deal found 5/29$127

Cheap Frontier flights from Illinois to San Juan

Explore cheap flight options specifically provided by Frontier for the route between Illinois and San Juan. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Some of the best deals we've found on Frontier flights traveling from Illinois to San Juan. Make sure to examine the flight information before completing your reservation.
Sat 6/89:31 amMDW - SJU
1 stop16h 37mFrontier
Wed 6/129:36 pmSJU - MDW
1 stop9h 24mFrontier
Deal found 5/30$195
Fri 6/78:27 amMDW - SJU
1 stop17h 41mFrontier
Wed 6/1210:15 pmSJU - MDW
2 stops22h 41mFrontier
Deal found 5/30$201
Fri 6/75:58 pmORD - SJU
1 stop15h 45mFrontier
Tue 6/113:08 amSJU - ORD
1 stop23h 00mFrontier
Deal found 5/30$213
Wed 6/58:27 amMDW - SJU
1 stop17h 41mFrontier
Wed 6/126:00 amSJU - MDW
1 stop8h 32mFrontier
Deal found 5/30$225
Sat 6/89:31 amMDW - SJU
1 stop16h 37mFrontier
Wed 6/1210:15 pmSJU - MDW
2 stops22h 41mFrontier
Deal found 5/30$231
Tue 6/117:36 pmMDW - SJU
1 stop11h 33mFrontier
Wed 6/123:08 amSJU - MDW
1 stop7h 23mFrontier
Deal found 5/30$236
Thu 6/62:36 pmMDW - SJU
1 stop16h 33mFrontier
Sat 6/85:57 pmSJU - MDW
1 stop16h 34mFrontier
Deal found 5/29$241
Tue 6/117:36 pmMDW - SJU
1 stop11h 33mFrontier
Thu 6/139:30 amSJU - MDW
2 stops11h 26mFrontier
Deal found 5/30$244
Fri 6/75:58 pmORD - SJU
1 stop15h 45mFrontier
Tue 6/113:08 amSJU - ORD
1 stop23h 00mFrontier
Deal found 5/30$247

Cheap Illinois to San Juan flights in May & June 2024

Find cheap flight options from Illinois to San Juan specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on May 30, 2024.
Listed are some of the best fares we've found on flights departing from Illinois to San Juan in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 6/128:50 pmORD - SJU
1 stop22h 35mSpirit Airlines
Mon 6/1712:30 pmSJU - ORD
1 stop20h 51mSpirit Airlines
Deal found 5/29$193
Tue 6/119:11 amORD - SJU
Nonstop4h 48mSpirit Airlines
Sun 6/1611:08 pmSJU - ORD
1 stop11h 53mSpirit Airlines
Deal found 5/29$194
Wed 6/265:05 amORD - SJU
1 stop11h 25mSpirit Airlines
Tue 7/212:41 pmSJU - ORD
1 stop9h 29mSpirit Airlines
Deal found 5/30$195
Fri 6/78:27 amMDW - SJU
1 stop17h 41mFrontier
Tue 6/1111:00 amSJU - MDW
2 stops11h 20mFrontier
Deal found 5/30$195
Sat 6/85:11 pmORD - SJU
Nonstop4h 47mSpirit Airlines
Tue 6/112:59 pmSJU - ORD
1 stop18h 22mSpirit Airlines
Deal found 5/29$196
Wed 6/2610:59 amORD - SJU
Nonstop4h 49mSpirit Airlines
Wed 7/39:06 pmSJU - ORD
1 stop28h 49mSpirit Airlines
Deal found 5/29$197
Tue 6/258:50 pmORD - SJU
1 stop15h 12mSpirit Airlines
Tue 7/25:40 amSJU - ORD
2 stops16h 07mSpirit Airlines
Deal found 5/29$198
Tue 6/258:50 pmORD - SJU
1 stop15h 12mSpirit Airlines
Tue 7/212:41 pmSJU - ORD
1 stop9h 29mSpirit Airlines
Deal found 5/30$199
Tue 6/2510:59 amORD - SJU
Nonstop4h 49mSpirit Airlines
Fri 7/57:06 pmSJU - ORD
1 stop6h 49mSpirit Airlines
Deal found 5/28$200

Illinois to San Juan 2024 flight deals

Discover exclusive flight deals for travel between Illinois and San Juan in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Listed are some of the best fares we've found on flights departing from Illinois to San Juan in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Sun 9/86:24 pmSTL - SJU
1 stop16h 04mSpirit Airlines
Wed 9/117:57 pmSJU - STL
1 stop22h 33mSpirit Airlines
Deal found 5/30$156
Sun 9/86:24 pmSTL - SJU
1 stop16h 04mSpirit Airlines
Wed 9/113:53 pmSJU - STL
2 stops26h 37mSpirit Airlines
Deal found 5/30$165
Wed 9/44:31 pmSTL - SJU
1 stop9h 18mSpirit Airlines
Wed 9/117:57 pmSJU - STL
1 stop22h 33mSpirit Airlines
Deal found 5/30$168
Sun 9/86:24 pmSTL - SJU
1 stop16h 04mSpirit Airlines
Tue 9/106:05 pmSJU - STL
2 stops29h 09mSpirit Airlines
Deal found 5/30$169
Tue 9/242:35 pmSTL - SJU
1 stop8h 27mSpirit Airlines
Mon 9/303:38 amSJU - STL
1 stop10h 59mSpirit Airlines
Deal found 5/30$176
Fri 9/64:31 pmSTL - SJU
2 stops17h 57mSpirit Airlines
Mon 9/97:57 pmSJU - STL
1 stop14h 42mSpirit Airlines
Deal found 5/29$177
Thu 9/56:24 pmSTL - SJU
1 stop16h 04mSpirit Airlines
Wed 9/117:57 pmSJU - STL
1 stop22h 33mSpirit Airlines
Deal found 5/30$179
Wed 9/44:31 pmSTL - SJU
1 stop9h 18mSpirit Airlines
Tue 9/106:05 pmSJU - STL
2 stops29h 09mSpirit Airlines
Deal found 5/30$181
Sun 9/86:24 pmSTL - SJU
1 stop16h 04mSpirit Airlines
Tue 9/101:00 amSJU - STL
1 stop22h 14mSpirit Airlines
Deal found 5/30$182

Non-stop flights to San Juan from Illinois

Discover non-stop flight options from Illinois to San Juan. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
For a quicker trip, book one of these direct flights from Illinois to San Juan. Those looking to potentially save on 1 or 2-stop flights from Illinois to San Juan should utilize the search form at the the top of the page.
Tue 6/259:11 amORD - SJU
Nonstop4h 48mSpirit Airlines
Tue 7/23:49 pmSJU - ORD
Nonstop5h 11mSpirit Airlines
Deal found 5/29$201
Tue 8/209:23 amORD - SJU
Nonstop4h 48mSpirit Airlines
Sat 8/246:00 amSJU - ORD
Nonstop5h 14mSpirit Airlines
Deal found 5/29$202
Wed 8/2111:06 amORD - SJU
Nonstop4h 55mSpirit Airlines
Sat 8/246:00 amSJU - ORD
Nonstop5h 14mSpirit Airlines
Deal found 5/28$203
Tue 6/2510:59 amORD - SJU
Nonstop4h 49mSpirit Airlines
Thu 7/46:00 amSJU - ORD
Nonstop5h 09mSpirit Airlines
Deal found 5/29$204
Fri 8/2311:06 amORD - SJU
Nonstop4h 55mSpirit Airlines
Tue 8/276:00 amSJU - ORD
Nonstop5h 14mSpirit Airlines
Deal found 5/29$206
Tue 6/119:11 amORD - SJU
Nonstop4h 48mSpirit Airlines
Sun 6/166:00 amSJU - ORD
Nonstop5h 09mSpirit Airlines
Deal found 5/29$207
Tue 6/119:11 amORD - SJU
Nonstop4h 48mSpirit Airlines
Sun 6/166:00 amSJU - ORD
Nonstop5h 09mSpirit Airlines
Deal found 5/29$209
Tue 6/2510:59 amORD - SJU
Nonstop4h 49mSpirit Airlines
Tue 7/26:00 amSJU - ORD
Nonstop5h 09mSpirit Airlines
Deal found 5/30$214
Tue 6/2510:59 amORD - SJU
Nonstop4h 49mSpirit Airlines
Fri 7/56:00 amSJU - ORD
Nonstop5h 09mSpirit Airlines
Deal found 5/28$216

Illinois to San Juan flights leaving soon

Find last-minute flight options from Illinois to San Juan for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Book one of these great deals on flights from Illinois to San Juan. Users should examine the flight details to ensure there are no surprises.
Fri 6/78:27 amMDW - SJU
1 stop17h 41mFrontier
Tue 6/1111:00 amSJU - MDW
2 stops11h 20mFrontier
Deal found 5/30$195
Sat 6/85:11 pmORD - SJU
Nonstop4h 47mSpirit Airlines
Tue 6/112:59 pmSJU - ORD
1 stop18h 22mSpirit Airlines
Deal found 5/29$196
Thu 6/65:34 pmORD - SJU
1 stop7h 59mSpirit Airlines
Wed 6/122:00 pmSJU - ORD
1 stop20h 04mSpirit Airlines
Deal found 5/30$201
Fri 6/78:27 amMDW - SJU
1 stop17h 41mFrontier
Wed 6/1210:15 pmSJU - MDW
2 stops22h 41mFrontier
Deal found 5/30$201
Fri 6/710:59 amORD - SJU
Nonstop4h 49mSpirit Airlines
Wed 6/129:06 pmSJU - ORD
1 stop13h 55mSpirit Airlines
Deal found 5/29$204
Sat 6/83:56 pmORD - SJU
1 stop27h 29mSpirit Airlines
Wed 6/122:00 pmSJU - ORD
1 stop20h 04mSpirit Airlines
Deal found 5/29$206
Wed 6/58:50 pmORD - SJU
3 stops28h 43mSpirit Airlines
Wed 6/122:00 pmSJU - ORD
1 stop27h 44mSpirit Airlines
Deal found 5/29$208
Sat 6/89:41 pmORD - SJU
1 stop21h 44mSpirit Airlines
Fri 6/1412:10 pmSJU - ORD
1 stop12h 11mSpirit Airlines
Deal found 5/29$209
Fri 6/75:58 pmORD - SJU
1 stop15h 45mFrontier
Tue 6/113:08 amSJU - ORD
1 stop23h 00mFrontier
Deal found 5/30$213

One-way flights to San Juan from Illinois

Search for one-way flight options from Illinois to San Juan. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
If you're seeking multiple options on one-way flights from Illinois to San Juan, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Illinois to San Juan should utilize the search form at the the top of the page.
Tue 8/275:00 amORD - SJU
1 stop13h 11mSpirit Airlines
Deal found 5/28$46
Mon 8/266:32 pmORD - SJU
1 stop15h 56mSpirit Airlines
Deal found 5/28$56
Tue 6/118:50 pmORD - SJU
1 stop15h 12mSpirit Airlines
Deal found 5/28$57
Tue 6/118:50 pmORD - SJU
1 stop21h 15mSpirit Airlines
Deal found 5/30$62
Tue 8/207:27 amORD - SJU
1 stop10h 30mSpirit Airlines
Deal found 5/29$63
Tue 8/275:00 amORD - SJU
2 stops18h 02mSpirit Airlines
Deal found 5/28$65
Tue 8/207:27 amORD - SJU
1 stop10h 30mSpirit Airlines
Deal found 5/30$69
Tue 6/119:11 amORD - SJU
Nonstop4h 48mSpirit Airlines
Deal found 5/29$70
Wed 8/215:00 amORD - SJU
1 stop13h 11mSpirit Airlines
Deal found 5/29$73

Find flights from Illinois to San Juan within your budget

Customize your flight search to find flights from Illinois to San Juan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$113 - $334

Route

Depart

Return

Price

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Tue 8/20

1 stop13h 11m

San Juan Luis Munoz Marin Intl

Tue 8/27

1 stop10h 28m

$113

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Tue 8/20

1 stop7h 36m

San Juan Luis Munoz Marin Intl

Tue 8/27

1 stop10h 28m

$116

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Tue 8/20

1 stop7h 38m

San Juan Luis Munoz Marin Intl

Tue 8/27

1 stop10h 28m

$120

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Tue 9/10

1 stop10h 30m

San Juan Luis Munoz Marin Intl

Tue 9/24

1 stop29h 03m

$121

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Tue 8/27

1 stop10h 30m

San Juan Luis Munoz Marin Intl

Tue 8/27

2 stops17h 27m

$122

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Tue 8/27

1 stop13h 11m

San Juan Luis Munoz Marin Intl

Sat 8/31

1 stop11h 50m

$191

Chicago MidwaySan Juan Luis Munoz Marin Intl

MDW - SJU

MDWSJU

Chicago Midway

Sat 6/8

1 stop16h 37m

San Juan Luis Munoz Marin Intl

Wed 6/12

1 stop9h 24m

$195

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Sat 9/7

2 stops13h 59m

San Juan Luis Munoz Marin Intl

Thu 9/12

1 stop17h 31m

$311

Evansville Dress RegionalSan Juan Luis Munoz Marin Intl

EVV - SJU

EVVSJU

Evansville Dress Regional

Tue 8/20

1 stop9h 56m

San Juan Luis Munoz Marin Intl

Sat 8/31

1 stop6h 37m

$334

Flights are sorted by cheapest first

Deals found on 5/30

No data available for this route at this time. Please check back soon.

Best time to book a flight from Illinois to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated May 30, 2024.
See what other customers who have flown with Spirit Airlines, Frontier and Delta from Illinois to San Juan have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,457 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,457 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,777 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,284 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Spirit Airlines
6.4
Okay
8,616 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Frontier
6.3
Okay
4,016 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Illinois to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Illinois to San Juan for under $200 on Cheapflights?

    Yes, there are multiple flights from Illinois to San Juan for under $200. The cheapest flight booked recently is on Spirit Airlines for just $113, but on average you can expect to pay $128.

  • Are there nonstop flights from Illinois to San Juan for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from Illinois to San Juan under $300. A good price for a nonstop flight from Illinois to San Juan is less than $218.

  • Are there last-minute flights available from Illinois to San Juan for under $200?

    There are currently 20+ open flights from Illinois to San Juan within the next 7 days for less than $200.

  • What are the most popular routes from Illinois to San Juan?

    When deciding which route to take from Illinois to San Juan consider Chicago O'Hare Intl - San Juan Luis Munoz Marin Intl, Chicago Midway - San Juan Luis Munoz Marin Intl or Lambert-St Louis - San Juan Luis Munoz Marin Intl as they are the most popular.

  • What are the most reliable airlines from Illinois to San Juan?

    No one likes to see their flight delayed. When booking a flight from Illinois to San Juan consider choosing Alaska Airlines (93%), American Airlines (92%) or United Airlines (83%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Illinois to San Juan?

    The cheapest flight price from Illinois to San Juan is $105. On average you can expect to pay $600. The most popular route, (Chicago O'Hare Intl - San Juan Luis Munoz Marin Intl), can usually be booked for $115.

  • What does ORD to SJU mean?

    ORD stands for Chicago O'Hare Intl Airport, while SJU stands for San Juan Luis Munoz Marin Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Ponce Mercedita Airport (PSE), San Juan Isla Grande Airport (SIG), Culebra Airport (CPX), Vieques Airport (VQS), Ceiba J. Aponte de la Torre Airport (NRR).

  • Can I find deals for flights from Illinois to San Juan that include extra baggage allowance?

    The amount of baggage you can bring on your Illinois to San Juan flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Illinois to San Juan with specific airlines?

    Yes, Cheapflights allows you to browse and filter Illinois to San Juan flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Illinois to San Juan that include hotel bookings?

    Yes. In addition to deals on Illinois to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to San Juan.

  • Can I find deals for business class flights from Illinois to San Juan?

    Yes. Cheapflights offers flight deals from Illinois to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Illinois to San Juan that allow pets onboard?

    Many airlines flying from Illinois to San Juan offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Illinois to San Juan?

    Yes, you can often find last-minute deals on Illinois to San Juan flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Illinois to San Juan flight deals updated?

    The Illinois to San Juan flight deals you see on this page were last updated on 5/30.

  • What are the most popular airlines that fly from Illinois to San Juan?

    Before booking your flight from Illinois to San Juan check out the most popular airlines for this route: American Airlines, Alaska Airlines or JetBlue.

  • What is the cheapest month to book a flight from Illinois to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Illinois to San Juan (average of $247). Flying from Illinois to San Juan in March is currently the most expensive (average of $338). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to San Juan
See prices for flight routes from nearby airports that may be better suited for you.

John F Kennedy Intl to Luis Munoz Marin Intl flights
Newark to Luis Munoz Marin Intl flights
Orlando to Luis Munoz Marin Intl flights
Philadelphia to Luis Munoz Marin Intl flights
LaGuardia to Luis Munoz Marin Intl flights
Dallas/Fort Worth to Luis Munoz Marin Intl flights
Baltimore to Luis Munoz Marin Intl flights
O'Hare Intl to Luis Munoz Marin Intl flights
Atlanta to Luis Munoz Marin Intl flights
Reagan-National to Luis Munoz Marin Intl flights
Dulles Intl to Luis Munoz Marin Intl flights
Tampa to Luis Munoz Marin Intl flights
Boston to Luis Munoz Marin Intl flights
Hartford to Luis Munoz Marin Intl flights
Miami to Luis Munoz Marin Intl flights
Fort Lauderdale to Luis Munoz Marin Intl flights
Raleigh to Luis Munoz Marin Intl flights
Hobby to Luis Munoz Marin Intl flights
George Bush Intcntl to Luis Munoz Marin Intl flights
Midway to Luis Munoz Marin Intl flights
Charlotte to Luis Munoz Marin Intl flights
Los Angeles to Luis Munoz Marin Intl flights
Atlantic City to Luis Munoz Marin Intl flights
Detroit to Luis Munoz Marin Intl flights
Trenton to Luis Munoz Marin Intl flights
Seattle to Luis Munoz Marin Intl flights
Denver to Luis Munoz Marin Intl flights
Cleveland to Luis Munoz Marin Intl flights
John F Kennedy Intl to Aguadilla flights
San Francisco to Luis Munoz Marin Intl flights
Austin to Luis Munoz Marin Intl flights
Jacksonville to Luis Munoz Marin Intl flights
Minneapolis to Luis Munoz Marin Intl flights
Ontario to Luis Munoz Marin Intl flights
Sky Harbor Intl to Luis Munoz Marin Intl flights
Orlando to Aguadilla flights
Burbank to Luis Munoz Marin Intl flights
Cincinnati to Luis Munoz Marin Intl flights
Orlando to Ponce flights
Milwaukee to Luis Munoz Marin Intl flights
Nashville to Luis Munoz Marin Intl flights
Kansas City to Luis Munoz Marin Intl flights
Indianapolis to Luis Munoz Marin Intl flights
San Antonio to Luis Munoz Marin Intl flights
Norfolk to Luis Munoz Marin Intl flights
New Orleans to Luis Munoz Marin Intl flights
Newark to Aguadilla flights
Pittsburgh to Luis Munoz Marin Intl flights
Columbus to Luis Munoz Marin Intl flights
Richmond to Luis Munoz Marin Intl flights

Top 7 airlines flying from Illinois to San Juan

Discover the top 7 airlines that operate flights from Illinois to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$90Average$261FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$130Average$316FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$135Average$660FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$152Average$750FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
JetBlueCheapest$172Average$405FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Alaska AirlinesCheapest$301Average$479FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
American AirlinesCheapest$301Average$628FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Nashville to Dallas flights
Memphis to Nashville flights
USA to New Zealand flights
Hawaii to Japan flights
USA to Dubai flights
Miami to Boston flights
New Orleans to Orlando flights
Washington, D.C. to Las Vegas flights
Los Angeles to Toronto flights
Chicago to Seattle flights
Cleveland to Miami flights
Illinois to Prescott flights

Search flights from Illinois to San Juan by cabin class

Find flights from Illinois to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Illinois to San Juan

Find hourly flight availability from Illinois to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 30, 2024.
1%of flight departuresEarly morningMidnight to 6 am
93%of flight departuresMorning6 am to noon
6%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Laayoune Hassan I
Flights to Virac
Flights to Figari-Sud Corse
Flights to Edremit/Korfez
Flights to Rhinelander Oneida County
Flights to Girona Costa Brava
Flights to Brainerd Crow Wing County
Flights to Parikia Paros
Flights to Cortez Montezuma County
Flights to Miyakojima Hirara
Flights to Zadar
Flights to Trapani Birgi
Flights to Provincetown
Flights to Oran Es Senia
Flights to Constanţa Mihail Kogalniceanu
Flights to Vava'u Lupepau'U
Flights to Urumqi
Flights to Hakodate
Flights to Naxos
Flights to Dalaman
Flights to Hyannis Barnstable
Flights to Devils Lake
Flights to Bastia Poretta
Flights to Karpathos

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois to San Juan?

Cheapflights helps you search for flights from Illinois to San Juan via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Illinois to San Juan?

Cheapflights simply makes it quick and affordable to book flights from Illinois to San Juan by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Illinois to San Juan with no change fees?

Need flexible booking options for your flight to San Juan from Illinois? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Illinois to San Juan become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Juan from Illinois today and book when prices fit your budget.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines