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Cheap flights from Boston (BOS) to Illinois from $30

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 8/20. 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.
BOS — ORD
May 18 — May 251
From?
To?
Sat 5/18
Sat 5/25
1 adult, Economy
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How far in advance should I book a flight from Boston to Illinois?

Travelers have found it’s best to book a flight 52 days in advance to save up to 36% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 52 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Boston to Illinois 1-2 weeks in advance for as low as $279, or $328 for flights within the next 24 hours.

What is the cheapest month to fly from Boston to Illinois?

The best pricing can be found in the month of January. Prices to Illinois from Boston average $273. You can even find prices in January for less than $273, as users have found deals to Illinois from as low as $106. The month of June appears to be one of the more expensive times to travel to Illinois from Boston. Flying in the targeted month can save you up to 23%.

When is the cheapest time to fly from Boston to Illinois (BOS - IL)?

When flying from Boston to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Spirit Airlines flights from Boston to Illinois

Explore cheap flight options specifically provided by Spirit Airlines for the route between Boston and Illinois. 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 2,633,403 searches. Data last updated May 13, 2024.
Take a peek at the cheapest Spirit Airlines flights we've detected traveling from Boston to Illinois. Be sure to come back soon if the deals available don't appeal to you at this time.
Tue 6/116:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Tue 6/189:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/12$55
Tue 6/1112:07 pmBOS - ORD
1 stop12h 38mSpirit Airlines
Tue 6/189:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/12$57
Tue 6/116:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Wed 6/128:02 pmORD - BOS
Nonstop2h 29mSpirit Airlines
Deal found 5/12$61
Tue 6/116:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Tue 6/189:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/12$62
Wed 9/117:00 amBOS - ORD
Nonstop2h 33mSpirit Airlines
Wed 9/189:04 pmORD - BOS
Nonstop2h 18mSpirit Airlines
Deal found 5/13$63
Tue 6/1112:07 pmBOS - ORD
1 stop12h 38mSpirit Airlines
Tue 6/189:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/12$64
Tue 6/116:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Fri 6/149:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/11$74
Fri 9/207:00 amBOS - ORD
Nonstop2h 33mSpirit Airlines
Tue 9/249:04 pmORD - BOS
Nonstop2h 18mSpirit Airlines
Deal found 5/12$75
Tue 6/1112:07 pmBOS - ORD
1 stop12h 38mSpirit Airlines
Fri 6/149:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/11$76

Cheap Frontier flights from Boston to Illinois

Explore cheap flight options specifically provided by Frontier for the route between Boston and Illinois. 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 2,633,403 searches. Data last updated May 13, 2024.
Browse through some of the cheapest Frontier flights traveling from Boston to Illinois. Check back soon if you're not seeing flights that suit your needs.
Sat 6/111:42 amBOS - ORD
1 stop14h 16mFrontier
Tue 6/45:35 amORD - BOS
1 stop5h 12mFrontier
Deal found 5/12$100
Wed 5/299:52 amBOS - STL
1 stop22h 16mFrontier
Tue 6/47:44 pmSTL - BOS
1 stop11h 32mFrontier
Deal found 5/12$103
Sat 6/111:42 amBOS - STL
1 stop20h 26mFrontier
Tue 6/47:44 pmSTL - BOS
1 stop11h 32mFrontier
Deal found 5/12$104
Wed 6/59:18 amBOS - MDW
1 stop14h 40mFrontier
Tue 6/1110:16 pmMDW - BOS
1 stop7h 42mFrontier
Deal found 5/12$106
Sat 5/2512:59 pmBOS - MDW
1 stop7h 58mFrontier
Wed 5/297:49 amMDW - BOS
1 stop23h 51mFrontier
Deal found 5/12$109
Sat 6/111:42 amBOS - STL
1 stop20h 26mFrontier
Tue 6/47:44 pmSTL - BOS
1 stop11h 32mFrontier
Deal found 5/13$110
Fri 5/318:19 amBOS - STL
1 stop5h 01mFrontier
Tue 6/47:44 pmSTL - BOS
1 stop11h 32mFrontier
Deal found 5/12$118
Sat 5/1811:29 amBOS - ORD
2 stops14h 29mFrontier
Tue 5/211:30 pmORD - BOS
1 stop19h 54mFrontier
Deal found 5/12$154
Mon 5/2010:04 amBOS - ORD
1 stop16h 04mFrontier
Thu 5/235:33 amORD - BOS
1 stop5h 09mFrontier
Deal found 5/12$157

Cheap Boston to Illinois flights in May & June 2024

Find cheap flight options from Boston to Illinois specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,633,403 searches. Prices were last updated on May 13, 2024.
These are some of the most attractive deals on flights from Boston to Illinois in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 6/57:49 amBOS - MDW
1 stop6h 43mFrontier
Tue 6/1110:16 pmMDW - BOS
1 stop7h 42mFrontier
Deal found 5/13$99
Sat 5/2512:59 pmBOS - MDW
1 stop7h 58mFrontier
Wed 5/297:49 amMDW - BOS
1 stop23h 51mFrontier
Deal found 5/12$109
Wed 5/228:19 amBOS - MDW
1 stop6h 50mFrontier
Wed 5/297:49 amMDW - BOS
1 stop23h 51mFrontier
Deal found 5/13$110
Sat 6/19:47 amBOS - MDW
1 stop11h 10mFrontier
Mon 6/310:02 pmMDW - BOS
1 stop8h 27mFrontier
Deal found 5/12$118
Sat 6/19:47 amBOS - MDW
1 stop11h 10mFrontier
Mon 6/310:02 pmMDW - BOS
1 stop8h 27mFrontier
Deal found 5/13$123
Tue 6/1112:36 pmBOS - MDW
1 stop9h 44mFrontier
Tue 6/1810:16 pmMDW - BOS
1 stop7h 42mFrontier
Deal found 5/13$124
Tue 6/1112:36 pmBOS - MDW
1 stop9h 44mFrontier
Tue 6/1810:16 pmMDW - BOS
1 stop7h 42mFrontier
Deal found 5/12$128
Wed 6/57:49 amBOS - MDW
1 stop6h 43mFrontier
Sun 6/98:53 pmMDW - BOS
1 stop10h 23mFrontier
Deal found 5/12$129
Fri 6/79:16 amBOS - MDW
1 stop23h 39mFrontier
Tue 6/1110:16 pmMDW - BOS
1 stop7h 42mFrontier
Deal found 5/12$131

Boston to Illinois 2024 flight deals

Discover exclusive flight deals for travel between Boston and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 13, 2024.
These are some of the most attractive deals on flights from Boston to Illinois in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 6/57:49 amBOS - MDW
1 stop6h 43mFrontier
Tue 6/1110:16 pmMDW - BOS
1 stop7h 42mFrontier
Deal found 5/13$99
Sat 5/2512:59 pmBOS - MDW
1 stop7h 58mFrontier
Wed 5/297:49 amMDW - BOS
1 stop23h 51mFrontier
Deal found 5/12$109
Wed 5/228:19 amBOS - MDW
1 stop6h 50mFrontier
Wed 5/297:49 amMDW - BOS
1 stop23h 51mFrontier
Deal found 5/13$110
Sat 6/19:47 amBOS - MDW
1 stop11h 10mFrontier
Mon 6/310:02 pmMDW - BOS
1 stop8h 27mFrontier
Deal found 5/12$118
Sat 6/19:47 amBOS - MDW
1 stop11h 10mFrontier
Mon 6/310:02 pmMDW - BOS
1 stop8h 27mFrontier
Deal found 5/13$123
Tue 6/1112:36 pmBOS - MDW
1 stop9h 44mFrontier
Tue 6/1810:16 pmMDW - BOS
1 stop7h 42mFrontier
Deal found 5/13$124
Tue 8/2012:36 pmBOS - MDW
1 stop7h 37mFrontier
Tue 8/277:59 pmMDW - BOS
1 stop10h 26mFrontier
Deal found 5/13$125
Fri 8/169:16 amBOS - MDW
1 stop13h 39mFrontier
Tue 8/207:59 pmMDW - BOS
1 stop10h 26mFrontier
Deal found 5/13$126
Tue 6/1112:36 pmBOS - MDW
1 stop9h 44mFrontier
Tue 6/1810:16 pmMDW - BOS
1 stop7h 42mFrontier
Deal found 5/12$128

Non-stop flights to Illinois from Boston

Discover non-stop flight options from Boston to Illinois. 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 2,633,403 searches. Data last updated May 13, 2024.
Take a look at some of the direct flights traveling from Boston to Illinois in the near future. Users seeking other options on flights from Boston to Illinois should update the search form at the top of the page.
Sun 6/96:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Sun 6/169:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/12$142
Sun 6/166:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Fri 6/219:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/12$143
Tue 7/166:35 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Thu 7/189:30 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/12$145
Wed 6/56:00 amBOS - ORD
Nonstop2h 50mUnited Airlines
Sat 6/86:20 pmORD - BOS
Nonstop2h 35mUnited Airlines
Deal found 5/12$147
Mon 7/86:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Fri 7/129:30 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/11$148
Sat 7/136:35 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Mon 7/159:30 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/12$150
Sat 6/296:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Wed 7/38:02 pmORD - BOS
Nonstop2h 29mSpirit Airlines
Deal found 5/12$151
Mon 7/156:35 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Thu 7/189:30 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/12$153
Thu 7/116:35 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Tue 7/309:30 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Deal found 5/12$157

Boston to Illinois flights leaving soon

Find last-minute flight options from Boston to Illinois 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 2,633,403 searches. Data last updated May 13, 2024.
Check out these flights departing soon from Boston to Illinois. Users should examine the flight details to ensure there are no surprises.
Tue 5/2110:40 amBOS - ORD
3 stops24h 15mSpirit Airlines
Wed 5/2910:58 amORD - BOS
2 stops11h 28mSpirit Airlines
Deal found 5/12$146
Tue 5/217:38 pmBOS - ORD
2 stops15h 17mSpirit Airlines
Sun 5/267:35 amORD - BOS
1 stop12h 02mSpirit Airlines
Deal found 5/12$148
Sat 5/1811:29 amBOS - ORD
2 stops14h 29mFrontier
Tue 5/211:30 pmORD - BOS
1 stop19h 54mFrontier
Deal found 5/12$154
Mon 5/2010:04 amBOS - ORD
1 stop16h 04mFrontier
Thu 5/235:33 amORD - BOS
1 stop5h 09mFrontier
Deal found 5/12$157
Sat 5/1811:29 amBOS - ORD
2 stops14h 29mFrontier
Tue 5/211:30 pmORD - BOS
1 stop19h 54mFrontier
Deal found 5/12$158
Sun 5/1910:43 amBOS - ORD
1 stop15h 25mFrontier
Wed 5/225:01 amORD - BOS
1 stop5h 07mFrontier
Deal found 5/12$161
Sun 5/1910:43 amBOS - ORD
1 stop15h 25mMultiple Airlines
Wed 5/227:20 amORD - BOS
1 stop13h 16mMultiple Airlines
Deal found 5/12$162
Sat 5/1811:29 amBOS - ORD
2 stops14h 29mMultiple Airlines
Wed 5/227:20 amORD - BOS
1 stop13h 16mMultiple Airlines
Deal found 5/12$163
Tue 5/2110:40 amBOS - ORD
2 stops23h 05mSpirit Airlines
Thu 5/237:35 amORD - BOS
1 stop13h 02mSpirit Airlines
Deal found 5/12$164

One-way flights to Illinois from Boston

Search for one-way flight options from Boston to Illinois. 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 2,633,403 searches. Data last updated May 13, 2024.
Some of the best available deals we've found on one-way flights from Boston to Illinois. Users in need of a round-trip flight from Boston to Illinois instead should update the search form at the top of page.
Tue 8/207:00 amBOS - ORD
Nonstop2h 33mSpirit Airlines
Deal found 5/12$30
Tue 6/116:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Deal found 5/12$31
Tue 5/2811:16 amBOS - ORD
1 stop10h 08mSpirit Airlines
Deal found 5/12$33
Tue 6/1112:07 pmBOS - ORD
1 stop12h 38mSpirit Airlines
Deal found 5/12$34
Thu 8/227:00 amBOS - ORD
Nonstop2h 33mSpirit Airlines
Deal found 5/12$42
Fri 6/76:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Deal found 5/12$43
Tue 6/43:35 pmBOS - ORD
1 stop6h 00mSpirit Airlines
Deal found 5/12$44
Thu 5/306:10 amBOS - ORD
1 stop11h 25mSpirit Airlines
Deal found 5/12$46
Thu 5/306:10 amBOS - ORD
1 stop11h 25mSpirit Airlines
Deal found 5/12$47

Find flights from Boston to Illinois within your budget

Customize your flight search to find flights from Boston to Illinois 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 2,633,403 searches. Data last updated May 13, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$55 - $167

Route

Depart

Return

Price

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Tue 6/11

Nonstop2h 54m

Chicago O'Hare Intl

Tue 6/18

Nonstop2h 28m

$55

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Tue 6/11

1 stop12h 38m

Chicago O'Hare Intl

Tue 6/18

Nonstop2h 28m

$57

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Tue 6/11

Nonstop2h 54m

Chicago O'Hare Intl

Wed 6/12

Nonstop2h 29m

$61

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Tue 6/11

Nonstop2h 54m

Chicago O'Hare Intl

Tue 6/18

Nonstop2h 28m

$62

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Wed 9/11

Nonstop2h 33m

Chicago O'Hare Intl

Wed 9/18

Nonstop2h 18m

$63

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Wed 5/29

1 stop16h 16m

Chicago O'Hare Intl

Wed 6/5

Nonstop2h 29m

$92

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Sat 6/1

1 stop14h 16m

Chicago O'Hare Intl

Tue 6/4

1 stop5h 12m

$100

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Wed 6/5

Nonstop2h 55m

Chicago O'Hare Intl

Sat 6/8

Nonstop2h 40m

$163

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Tue 6/4

Nonstop2h 54m

Chicago O'Hare Intl

Fri 6/7

Nonstop2h 26m

$167

Flights are sorted by cheapest first

Deals found on 5/12

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

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated May 13, 2024.
Get a feel of what it's like to fly with Spirit Airlines, Frontier and Delta from Boston to Illinois by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,054 reviews
Check prices

Entertainment

7.8

Comfort

8.1

Boarding

8.3

Crew

8.7

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.2
Very good
6,054 reviews
Southwest
8.2
Very good
6,054 reviews
Check prices

Entertainment

7.8

Comfort

8.1

Boarding

8.3

Crew

8.7

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.1
Very good
9,144 reviews
Southwest
8.2
Very good
6,054 reviews
Check prices

Entertainment

7.8

Comfort

8.1

Boarding

8.3

Crew

8.7

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
10,736 reviews
Southwest
8.2
Very good
6,054 reviews
Check prices

Entertainment

7.8

Comfort

8.1

Boarding

8.3

Crew

8.7

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

JetBlue
7.6
Good
4,497 reviews
Southwest
8.2
Very good
6,054 reviews
Check prices

Entertainment

7.8

Comfort

8.1

Boarding

8.3

Crew

8.7

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Porter Airlines
7.4
Good
419 reviews
Southwest
8.2
Very good
6,054 reviews
Check prices

Entertainment

7.8

Comfort

8.1

Boarding

8.3

Crew

8.7

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

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

  • What airport do you fly from for flights from Boston to Illinois?

    If you book a flight to Illinois from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston.

  • Can I find flights from Boston to Illinois for under $100 on Cheapflights?

    Yes, there are multiple flights from Boston to Illinois for under $100. The cheapest flight booked recently is on Spirit Airlines for just $55, but on average you can expect to pay $75.

  • Are there nonstop flights from Boston to Illinois for under $200 on Cheapflights?

    Cheapflights has at least 20 direct flights from Boston to Illinois under $200. A good price for a nonstop flight from Boston to Illinois is less than $157.

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

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

  • What days are nonstop flights available from Boston to Illinois?

    Nonstop flights are available for this route on the following days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

  • How many flights depart from Boston to Illinois on average per day?

    On average, you can expect to see 22 flights from Boston to Illinois a day.
    Early Morning (Midnight to 6am) - 23% of flight departures
    Morning (6am - Noon) - 18% of flight departures
    Afternoon (Noon - 6pm) - 45% of flight departures
    Evening (6pm - Midnight) - 14% of flight departures

  • How long is the flight from Boston to Illinois?

    Departing from Boston to Illinois will take you 2h 54m. There are 869 mi between Boston and Illinois. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Boston to Illinois?

    The most popular flight routes from Boston to Illinois are Boston Logan Intl - Chicago O'Hare Intl, Boston Logan Intl - Chicago Midway and Boston Logan Intl - Lambert-St Louis.

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

    When booking a flight from Boston to Illinois, you may want to consider flying on Undisclosed Carrier, American Airlines or Alaska Airlines as they are the most popular for this route.

  • What are the most reliable airlines from Boston to Illinois?

    No one likes to see their flight delayed. When booking a flight from Boston to Illinois consider choosing LATAM Airlines (97%), ANA (97%) or Scandinavian Airlines (96%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Boston to Illinois?

    While on average a flight from Boston to Illinois is generally $1,101, our data shows the cheapest flight currently is $89. When looking at the most popular route, (Boston Logan Intl - Chicago O'Hare Intl), you can expect to pay $61 for that flight.

  • What does BOS to ORD mean?

    This is defined as Boston Logan Intl Airport (BOS) and Chicago O'Hare Intl Airport (ORD). Codes like Chicago O'Hare Intl Airport are often used to just call airports uniquely. Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI) are other airports near this flight route and their unique identifiers/IATA codes.

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

    The amount of baggage you can bring on your Boston to Illinois 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 Boston to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Boston to Illinois 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 Boston to Illinois that include hotel bookings?

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

  • How can I find direct flights from Boston to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Boston to Illinois 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 Boston to Illinois that allow pets onboard?

    Many airlines flying from Boston to Illinois 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 Boston to Illinois?

    Yes, you can often find last-minute deals on Boston to Illinois 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 Boston to Illinois flight deals updated?

    The Boston to Illinois flight deals you see on this page were last updated on 5/13.

See more FAQs

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Top 7 airlines flying from Boston to Illinois

Discover the top 7 airlines that operate flights from Boston to Illinois. 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 2,633,403 searches. Data last updated May 13, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$39Average$94FlexibilityNo cancel feeOn-time75%
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Spirit AirlinesCheapest$65Average$180FlexibilityNo cancel feeOn-time65%
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JetBlueCheapest$79Average$232FlexibilityNo cancel feeOn-time62%
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United AirlinesCheapest$89Average$451FlexibilityNo cancel feeOn-time69%
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DeltaCheapest$94Average$391FlexibilityNo cancel feeOn-timeN/A
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FrontierCheapest$94Average$130FlexibilityNo cancel feeOn-time62%
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American AirlinesCheapest$107Average$455FlexibilityNo cancel feeOn-time71%
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Search flights from Boston to Illinois by cabin class

Find flights from Boston to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from Boston to Illinois

Find hourly flight availability from Boston to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 13, 2024.
35%of flight departuresEarly morningMidnight to 6 am
20%of flight departuresMorning6 am to noon
39%of flight departuresAfternoonNoon to 6 pm
6%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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Fly with Cheapflights

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How does Cheapflights help users find flights from Boston to Illinois?

Cheapflights makes it easy to find Boston to Illinois flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Illinois from Boston.

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

Certainly. Search results for flights to Illinois from Boston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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