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Cheap flights from San Juan to St. Louis (STL) from $109

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 5/30. 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.
SJU — STL
may. 20 — may. 271
From?
To?
lun. 5/20
lun. 5/27
1 adult, Economy
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The best prices from San Juan to Lambert-St Louis are usually found in September or May, booked 36 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from San Juan to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated mayo 15, 2024.

Popular in

December

Cheapest in

September

Round-trip from

$320

One-way from

$251
High demand for flights, 19% potential price rise
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Best time to find cheap flights, 24% potential price drop
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From San Juan to Lambert-St Louis
Search Deals
One-way flight from San Juan to Lambert-St Louis
Search Deals

What is the cheapest day to fly round-trip from San Juan to St. Louis?

Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 48% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from San Juan to St. Louis?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 37 days in advance, which can save you up to 79% on flights from San Juan to St. Louis compared to booking the week you need them. Waiting 37 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $249. For sooner than that we have options available in the next 3 days from $302.

What is the cheapest month to fly from San Juan to St. Louis?

September can be a great time to fly to St. Louis from San Juan with a flight ticket averaging about $411. Cheapflights users have found deals in the month of September for as cheap as $160. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from San Juan to St. Louis (SJU - STL)?

One of the essential ways to save on airfare from San Juan to St. Louis is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 35% on airfare.

Cheap United Airlines flights from San Juan to St. Louis

Explore cheap flight options specifically provided by United Airlines for the route between San Juan and St. Louis. 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 2,644,845 searches. Data last updated mayo 15, 2024.
Find some of the cheapest United Airlines flights traveling from San Juan to St. Louis. Come back soon if you're not finding the exact deal you're looking for.
sáb. 7/271:30 pmSJU - STL
1 stop10h 15mUnited Airlines
sáb. 8/245:20 pmSTL - SJU
3 stops19h 25mUnited Airlines
Deal found 5/14$515
vie. 7/261:05 amSJU - STL
2 stops14h 31mUnited Airlines
sáb. 8/249:30 amSTL - SJU
2 stops13h 27mUnited Airlines
Deal found 5/14$554
vie. 7/261:05 amSJU - STL
2 stops14h 31mUnited Airlines
sáb. 8/245:20 pmSTL - SJU
3 stops19h 25mUnited Airlines
Deal found 5/14$590
jue. 7/41:05 amSJU - STL
2 stops14h 13mUnited Airlines
jue. 7/116:30 amSTL - SJU
1 stop7h 12mUnited Airlines
Deal found 5/14$644
jue. 7/41:05 amSJU - STL
2 stops15h 35mUnited Airlines
jue. 7/1110:19 amSTL - SJU
2 stops12h 38mUnited Airlines
Deal found 5/15$704
vie. 6/281:05 amSJU - STL
2 stops15h 35mUnited Airlines
jue. 8/16:30 amSTL - SJU
1 stop7h 12mUnited Airlines
Deal found 5/14$764
vie. 6/281:05 amSJU - STL
2 stops14h 31mUnited Airlines
jue. 8/16:30 amSTL - SJU
1 stop7h 12mUnited Airlines
Deal found 5/15$834

Cheap Frontier flights from San Juan to St. Louis

Explore cheap flight options specifically provided by Frontier for the route between San Juan and St. Louis. 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 2,644,845 searches. Data last updated mayo 15, 2024.
To aid your search, here are some of the cheapest Frontier flights we've found from San Juan to St. Louis. Deals frequently update to provide users with more options.
sáb. 6/158:05 pmSJU - STL
1 stop12h 02mFrontier
sáb. 6/228:02 pmSTL - SJU
2 stops17h 49mFrontier
Deal found 5/14$268
sáb. 6/158:05 pmSJU - STL
1 stop12h 02mFrontier
sáb. 6/223:08 pmSTL - SJU
1 stop11h 28mFrontier
Deal found 5/14$318
vie. 8/28:09 pmSJU - STL
1 stop25h 30mFrontier
lun. 8/511:21 amSTL - SJU
1 stop11h 59mFrontier
Deal found 5/14$321
vie. 7/510:48 amSJU - STL
1 stop10h 54mFrontier
jue. 7/118:57 pmSTL - SJU
2 stops17h 10mFrontier
Deal found 5/15$322
jue. 5/2312:59 amSJU - STL
1 stop12h 21mFrontier
lun. 5/275:57 pmSTL - SJU
1 stop23h 22mFrontier
Deal found 5/14$324
mar. 5/218:32 pmSJU - STL
1 stop24h 38mFrontier
vie. 5/247:44 pmSTL - SJU
1 stop24h 32mFrontier
Deal found 5/14$334
dom. 7/213:08 amSJU - STL
1 stop18h 12mFrontier
vie. 7/2611:16 amSTL - SJU
1 stop12h 04mFrontier
Deal found 5/14$351
sáb. 6/2910:15 pmSJU - STL
1 stop9h 52mFrontier
jue. 8/16:42 pmSTL - SJU
1 stop25h 36mFrontier
Deal found 5/14$360
lun. 7/228:09 pmSJU - STL
1 stop11h 53mFrontier
vie. 7/262:12 pmSTL - SJU
1 stop14h 31mFrontier
Deal found 5/14$368

Cheap San Juan to St. Louis flights in May & June 2024

Find cheap flight options from San Juan to St. Louis specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,644,845 searches. Prices were last updated on mayo 15, 2024.
Scroll through some of the best deals on flights from San Juan to St. Louis in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
sáb. 6/158:05 pmSJU - STL
1 stop12h 02mFrontier
sáb. 6/228:02 pmSTL - SJU
2 stops17h 49mFrontier
Deal found 5/14$268
vie. 5/249:00 pmSJU - STL
1 stop20h 25mMultiple Airlines
lun. 5/277:23 pmSTL - SJU
3 stops39h 09mMultiple Airlines
Deal found 5/14$293
sáb. 6/158:05 pmSJU - STL
1 stop12h 02mFrontier
sáb. 6/223:08 pmSTL - SJU
1 stop11h 28mFrontier
Deal found 5/14$318
jue. 5/2312:59 amSJU - STL
1 stop12h 21mFrontier
lun. 5/275:57 pmSTL - SJU
1 stop23h 22mFrontier
Deal found 5/14$324
mar. 5/218:32 pmSJU - STL
1 stop24h 38mFrontier
vie. 5/247:44 pmSTL - SJU
1 stop24h 32mFrontier
Deal found 5/14$334
lun. 5/203:30 amSJU - STL
1 stop11h 07mMultiple Airlines
vie. 5/247:44 pmSTL - SJU
1 stop20h 29mMultiple Airlines
Deal found 5/14$356
sáb. 6/2910:15 pmSJU - STL
1 stop9h 52mFrontier
jue. 8/16:42 pmSTL - SJU
1 stop25h 36mFrontier
Deal found 5/14$360
sáb. 6/294:35 amSJU - STL
1 stop6h 59mSpirit Airlines
jue. 8/16:19 pmSTL - SJU
1 stop16h 22mSpirit Airlines
Deal found 5/15$402
lun. 5/201:30 amSJU - STL
3 stops34h 16mMultiple Airlines
vie. 5/246:05 pmSTL - SJU
2 stops23h 52mMultiple Airlines
Deal found 5/14$490

San Juan to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between San Juan and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated mayo 15, 2024.
Scroll through some of the best deals on flights from San Juan to St. Louis in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
vie. 9/67:57 pmSJU - STL
1 stop22h 33mSpirit Airlines
mar. 9/1010:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Deal found 5/14$199
jue. 9/53:38 amSJU - STL
1 stop19h 36mSpirit Airlines
mar. 9/1010:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Deal found 5/14$235
vie. 9/67:57 pmSJU - STL
1 stop22h 33mMultiple Airlines
lun. 9/99:20 pmSTL - SJU
1 stop12h 45mMultiple Airlines
Deal found 5/14$247
sáb. 6/158:05 pmSJU - STL
1 stop12h 02mFrontier
sáb. 6/228:02 pmSTL - SJU
2 stops17h 49mFrontier
Deal found 5/14$268
vie. 9/69:50 pmSJU - STL
1 stop13h 38mSpirit Airlines
lun. 9/94:31 pmSTL - SJU
2 stops17h 57mSpirit Airlines
Deal found 5/14$280
jue. 9/53:38 amSJU - STL
1 stop19h 36mMultiple Airlines
lun. 9/99:20 pmSTL - SJU
1 stop12h 45mMultiple Airlines
Deal found 5/14$283
vie. 5/249:00 pmSJU - STL
1 stop20h 25mMultiple Airlines
lun. 5/277:23 pmSTL - SJU
3 stops39h 09mMultiple Airlines
Deal found 5/14$293
vie. 8/24:12 pmSJU - STL
2 stops18h 13mFrontier
lun. 8/57:51 pmSTL - SJU
2 stops18h 12mFrontier
Deal found 5/15$294
vie. 8/24:12 pmSJU - STL
2 stops18h 13mFrontier
lun. 8/57:33 pmSTL - SJU
1 stop14h 19mFrontier
Deal found 5/15$304

San Juan to St. Louis flights leaving soon

Find last-minute flight options from San Juan to St. Louis 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 2,644,845 searches. Data last updated mayo 15, 2024.
Consider one of these great deals we found on last-minute flights from San Juan to St. Louis. Tip: verify your flight details before completing your reservation.
vie. 5/249:00 pmSJU - STL
1 stop20h 25mMultiple Airlines
lun. 5/277:23 pmSTL - SJU
3 stops39h 09mMultiple Airlines
Deal found 5/14$293
jue. 5/2312:59 amSJU - STL
1 stop12h 21mFrontier
lun. 5/275:57 pmSTL - SJU
1 stop23h 22mFrontier
Deal found 5/14$324
mar. 5/218:32 pmSJU - STL
1 stop24h 38mFrontier
vie. 5/247:44 pmSTL - SJU
1 stop24h 32mFrontier
Deal found 5/14$334
lun. 5/203:30 amSJU - STL
1 stop11h 07mMultiple Airlines
vie. 5/247:44 pmSTL - SJU
1 stop20h 29mMultiple Airlines
Deal found 5/14$356
lun. 5/201:30 amSJU - STL
3 stops34h 16mMultiple Airlines
vie. 5/246:05 pmSTL - SJU
2 stops23h 52mMultiple Airlines
Deal found 5/14$490
lun. 5/203:30 amSJU - STL
1 stop11h 07mMultiple Airlines
vie. 5/246:05 pmSTL - SJU
2 stops29h 25mMultiple Airlines
Deal found 5/15$497
lun. 5/203:30 amSJU - STL
1 stop11h 07mMultiple Airlines
vie. 5/246:05 pmSTL - SJU
2 stops29h 25mMultiple Airlines
Deal found 5/15$500
mar. 5/216:10 amSJU - STL
2 stops30h 55mMultiple Airlines
vie. 5/246:05 pmSTL - SJU
2 stops29h 25mMultiple Airlines
Deal found 5/15$506
mar. 5/2112:32 pmSJU - STL
3 stops24h 33mMultiple Airlines
vie. 5/246:05 pmSTL - SJU
2 stops29h 25mMultiple Airlines
Deal found 5/15$513

One-way flights to St. Louis from San Juan

Search for one-way flight options from San Juan to St. Louis. 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 2,644,845 searches. Data last updated mayo 15, 2024.
Take a look at some of the one-way flights we've detected from San Juan to St. Louis. Those needing a return flight from San Juan to St. Louis can use the search form above.
jue. 5/3012:59 amSJU - STL
1 stop12h 21mFrontier
Deal found 5/14$109
jue. 8/228:09 pmSJU - STL
1 stop11h 53mFrontier
Deal found 5/15$129
lun. 9/307:57 pmSJU - STL
1 stop14h 42mSpirit Airlines
Deal found 5/14$141
jue. 8/85:52 pmSJU - STL
1 stop14h 10mFrontier
Deal found 5/14$158
mié. 8/213:38 amSJU - STL
1 stop15h 51mSpirit Airlines
Deal found 5/15$162
lun. 9/308:48 pmSJU - STL
2 stops13h 51mSpirit Airlines
Deal found 5/14$169
sáb. 6/17:57 pmSJU - STL
2 stops23h 43mSpirit Airlines
Deal found 5/14$177
jue. 8/84:15 amSJU - STL
1 stop16h 44mSpirit Airlines
Deal found 5/14$179
mié. 8/73:08 amSJU - STL
1 stop28h 54mFrontier
Deal found 5/14$185

Find flights from San Juan to St. Louis within your budget

Customize your flight search to find flights from San Juan to St. Louis 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 2,644,845 searches. Data last updated mayo 15, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$199 - $515

Route

Depart

Return

Price

San Juan Luis Munoz Marin IntlLambert-St Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

vie. 9/6

1 stop22h 33m

Lambert-St Louis

mar. 9/10

1 stop7h 37m

$199

San Juan Luis Munoz Marin IntlLambert-St Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

jue. 9/5

1 stop19h 36m

Lambert-St Louis

mar. 9/10

1 stop7h 37m

$235

San Juan Luis Munoz Marin IntlLambert-St Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

vie. 9/6

1 stop22h 33m

Lambert-St Louis

lun. 9/9

1 stop12h 45m

$247

San Juan Luis Munoz Marin IntlLambert-St Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

sáb. 6/15

1 stop12h 02m

Lambert-St Louis

sáb. 6/22

2 stops17h 49m

$268

San Juan Luis Munoz Marin IntlLambert-St Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

vie. 9/6

1 stop13h 38m

Lambert-St Louis

lun. 9/9

2 stops17h 57m

$280

San Juan Luis Munoz Marin IntlLambert-St Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

jue. 9/5

1 stop19h 36m

Lambert-St Louis

lun. 9/9

1 stop12h 45m

$283

San Juan Luis Munoz Marin IntlLambert-St Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

jue. 9/5

2 stops10h 53m

Lambert-St Louis

mar. 9/10

1 stop6h 06m

$313

San Juan Luis Munoz Marin IntlLambert-St Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

jue. 9/5

2 stops10h 53m

Lambert-St Louis

lun. 9/9

1 stop8h 15m

$314

San Juan Luis Munoz Marin IntlLambert-St Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

sáb. 7/27

1 stop10h 15m

Lambert-St Louis

sáb. 8/24

3 stops19h 25m

$515

Flights are sorted by cheapest first

Deals found on 5/14

When is the best time to book a flight from San Juan to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from San Juan to St. Louis. Price data was last updated on May 10, 2024.
Booking 36 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Juan to St. Louis. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from San Juan to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from San Juan to St. Louis. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Juan to St. Louis flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to St. Louis by month

Plan your trip from San Juan to St. Louis by taking into account the cheapest months to travel. The average price of a one-way flight from San Juan to St. Louis is currently $157 while a round-trip flight costs $295. Price data was last updated on May 12, 2024.

Currently, September is the cheapest month in which you can book a flight from San Juan to St. Louis (average of $320). Flying from San Juan to St. Louis in July is currently the most expensive (average of $369). 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.

January

$326

February

$331

March

$357

April

$337

May

$342

June

$366

July

$369

August

$336

September

$320

October

$324

November

$336

December

$326

Temperature and rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature and rainfall totals by month.

STL

Temperature

32 - 80.6 °F

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated mayo 15, 2024.
Read through reviews of airlines operating flights from San Juan to St. Louis, such as United Airlines, Frontier and Spirit Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,157 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,946 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,535 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Spirit Airlines
6.4
Okay
8,670 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Frontier
6.3
Okay
4,063 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from San Juan to St. Louis. 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 into for flights to St. Louis from San Juan?

    Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to St. Louis from San Juan. Booking flights from San Juan to Lambert-St Louis (STL) should be relatively easy as there are 0 daily inbound flights from San Juan from 5 different airlines.

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

    Yes, there are multiple flights from San Juan to St. Louis for under $200. The cheapest flight booked recently is on Spirit Airlines for just $199, but on average you can expect to pay $308.

  • Are there last-minute flights available from San Juan to St. Louis for under $300?

    There are currently 20+ open flights from San Juan to St. Louis within the next 7 days for less than $300.

  • What are the cheapest airlines flying from San Juan to St. Louis round-trip?

    Our cheapest airline available from San Juan to St. Louis is Spirit Airlines. Our recent data shows that you can find tickets from as low as $199 on this airline. Additional options worth looking into are Frontier and American Airlines, starting at $268 and $313 round-trip. These flights start at 51% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from San Juan to St. Louis one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $109. Users have also found prices from $141 and $191 on Spirit Airlines and American Airlines, respectively.

  • What are the most popular airlines that fly from San Juan to St. Louis?

    American Airlines, Delta and Frontier are the most popular airlines when flying from San Juan to St. Louis.

  • What does SJU to STL mean?

    Great question - SJU to STL just means San Juan Luis Munoz Marin Intl Airport to Lambert-St Louis Airport. Now you’ll know what these unique codes when you look for flights! Ponce Mercedita Airport (PSE), San Juan Isla Grande Airport (SIG), Culebra Airport (CPX), Vieques Airport (VQS), Ceiba J. Aponte de la Torre Airport (NRR) are other airports near this flight route and their unique identifiers/IATA codes.

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

    The amount of baggage you can bring on your San Juan to St. Louis 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 San Juan to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Juan to St. Louis 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 San Juan to St. Louis that include hotel bookings?

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

  • How can I find direct flights from San Juan to St. Louis?

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

  • Can I find deals for business class flights from San Juan to St. Louis?

    Yes. Cheapflights offers flight deals from San Juan to St. Louis 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 San Juan to St. Louis that allow pets onboard?

    Many airlines flying from San Juan to St. Louis 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 San Juan to St. Louis?

    Yes, you can often find last-minute deals on San Juan to St. Louis 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 San Juan to St. Louis flight deals updated?

    The San Juan to St. Louis flight deals you see on this page were last updated on 5/15.

See more FAQs

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

Luis Munoz Marin Intl to Kansas City flights
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Top 5 airlines flying from San Juan to St. Louis

Discover the top 5 airlines that operate flights from San Juan to St. Louis. 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 2,644,845 searches. Data last updated mayo 15, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$162Average$292FlexibilityNo cancel feeOn-time65%
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FrontierCheapest$218Average$290FlexibilityNo cancel feeOn-time62%
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American AirlinesCheapest$268Average$488FlexibilityNo cancel feeOn-time71%
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DeltaCheapest$291Average$404FlexibilityNo cancel feeOn-timeN/A
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United AirlinesCheapest$316Average$554FlexibilityNo cancel feeOn-time69%
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Find flights from San Juan to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Weekly flight availability from San Juan to St. Louis

Explore weekly flight availability from San Juan to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated mayo 15, 2024.
Sunday1daily flight
Monday0daily flights
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How does Cheapflights help users find flights from San Juan to St. Louis?

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Can Cheapflights find flights from San Juan to St. Louis with no change fees?

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