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Cheap flights from St. Louis (STL) to San Juan from $58

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.
STL — SJU
May 16 — May 231
From?
To?
Thu 5/16
Thu 5/23
1 adult, Economy
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The best prices from Lambert-St Louis to San Juan are usually found in April or September, booked 90 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from St. Louis to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to San Juan (PR1). 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 May 11, 2024.

Popular in

December

Cheapest in

April

Round-trip from

$251

One-way from

$157
High demand for flights, 22% potential price rise
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Best time to find cheap flights, 25% potential price drop
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From Lambert-St Louis to San Juan
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One-way flight from Lambert-St Louis to San Juan
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What is the cheapest day to fly round-trip from St. Louis to San Juan?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 21% when planning your travel around this day of the week.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 16 days in advance, which can save you up to 15% on flights from St. Louis to San Juan compared to booking the week you need them. Waiting 16 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 $311. For sooner than that we have options available in the next 3 days from $312.

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

April is one of the best times of the year to fly to San Juan from St. Louis. Prices for April average $458 per person but you can even find prices for as low as $196. The most expensive prices can be found in the month of December. Opting for a April flight can save you 28% on your journey compared to booking in December

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

When flying from St. Louis to San Juan, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 37% versus a flight in the morning.

Cheap Spirit Airlines flights from St. Louis to San Juan

Explore cheap flight options specifically provided by Spirit Airlines for the route between St. Louis 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 2,684,066 searches. Data last updated May 11, 2024.
Find some of the cheapest Spirit Airlines flights traveling from St. Louis to San Juan. Come back soon if you're not finding the exact deal you're looking for.
Tue 6/410:34 amSTL - SJU
1 stop25h 28mSpirit Airlines
Wed 6/59:06 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/10$167
Tue 6/410:34 amSTL - SJU
3 stops24h 52mSpirit Airlines
Wed 6/59:06 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/10$209
Tue 6/410:34 amSTL - SJU
3 stops24h 52mSpirit Airlines
Wed 6/59:06 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/10$211
Tue 6/410:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Wed 6/59:06 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/10$214
Tue 6/2511:57 amSTL - SJU
1 stop12h 12mSpirit Airlines
Mon 7/83:33 amSJU - STL
1 stop8h 24mSpirit Airlines
Deal found 5/10$235
Tue 6/410:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Wed 6/59:06 pmSJU - STL
2 stops23h 16mSpirit Airlines
Deal found 5/10$241
Tue 6/410:34 amSTL - SJU
3 stops24h 52mSpirit Airlines
Wed 6/59:06 pmSJU - STL
2 stops23h 16mSpirit Airlines
Deal found 5/10$255
Tue 6/410:34 amSTL - SJU
3 stops24h 52mSpirit Airlines
Wed 6/59:06 pmSJU - STL
2 stops23h 16mSpirit Airlines
Deal found 5/10$257
Tue 6/410:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Mon 6/1011:59 pmSJU - STL
1 stop11h 58mSpirit Airlines
Deal found 5/11$274

Cheap Frontier flights from St. Louis to San Juan

Explore cheap flight options specifically provided by Frontier for the route between St. Louis 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 2,684,066 searches. Data last updated May 11, 2024.
Take a gander at the lowest prices we've found on Frontier flights from St. Louis to San Juan. Deals are refreshing constantly so come back soon for more options.
Sat 6/88:02 pmSTL - SJU
2 stops17h 49mFrontier
Sat 6/1510:15 pmSJU - STL
1 stop9h 52mFrontier
Deal found 5/9$218
Wed 5/298:47 amSTL - SJU
1 stop8h 04mFrontier
Wed 6/53:57 pmSJU - STL
2 stops23h 35mFrontier
Deal found 5/10$223
Sat 6/88:02 pmSTL - SJU
2 stops17h 49mFrontier
Fri 6/143:08 amSJU - STL
1 stop28h 59mFrontier
Deal found 5/9$231
Tue 5/287:44 pmSTL - SJU
1 stop14h 03mFrontier
Sat 6/16:18 pmSJU - STL
1 stop13h 50mFrontier
Deal found 5/10$236
Sat 6/228:02 pmSTL - SJU
2 stops17h 49mFrontier
Thu 6/274:07 pmSJU - STL
2 stops18h 33mFrontier
Deal found 5/10$238
Mon 6/242:18 pmSTL - SJU
1 stop14h 25mFrontier
Fri 6/284:07 pmSJU - STL
2 stops18h 22mFrontier
Deal found 5/10$248
Wed 6/268:16 amSTL - SJU
1 stop16h 43mFrontier
Mon 7/18:05 pmSJU - STL
1 stop13h 20mFrontier
Deal found 5/10$270
Mon 8/511:21 amSTL - SJU
1 stop11h 59mFrontier
Sat 8/1012:30 pmSJU - STL
1 stop9h 09mFrontier
Deal found 5/9$277
Sat 5/255:56 pmSTL - SJU
1 stop13h 27mFrontier
Wed 5/298:09 pmSJU - STL
1 stop11h 59mFrontier
Deal found 5/10$288

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

Find cheap flight options from St. Louis 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 2,684,066 searches. Prices were last updated on May 11, 2024.
These are some of the most attractive deals on flights from St. Louis to San Juan in 2024. Check back soon for alternative fares.
Sat 6/88:02 pmSTL - SJU
2 stops17h 49mFrontier
Fri 6/143:08 amSJU - STL
1 stop28h 59mFrontier
Deal found 5/9$231
Tue 6/2511:57 amSTL - SJU
1 stop12h 12mSpirit Airlines
Mon 7/83:33 amSJU - STL
1 stop8h 24mSpirit Airlines
Deal found 5/10$235
Tue 5/287:44 pmSTL - SJU
1 stop14h 03mFrontier
Sat 6/16:18 pmSJU - STL
1 stop13h 50mFrontier
Deal found 5/10$236
Sat 6/228:02 pmSTL - SJU
2 stops17h 49mFrontier
Thu 6/274:07 pmSJU - STL
2 stops18h 33mFrontier
Deal found 5/10$238
Sat 6/86:22 pmSTL - SJU
1 stop16h 08mMultiple Airlines
Fri 6/143:08 amSJU - STL
1 stop28h 59mMultiple Airlines
Deal found 5/11$239
Thu 5/167:30 pmSTL - SJU
1 stop14h 10mMultiple Airlines
Mon 5/2010:23 pmSJU - STL
1 stop9h 45mMultiple Airlines
Deal found 5/10$241
Thu 6/67:44 pmSTL - SJU
1 stop13h 44mMultiple Airlines
Mon 6/108:06 pmSJU - STL
1 stop19h 17mMultiple Airlines
Deal found 5/9$242
Tue 5/287:44 pmSTL - SJU
1 stop14h 03mFrontier
Sat 6/16:18 pmSJU - STL
1 stop13h 50mFrontier
Deal found 5/11$248
Sun 6/165:22 pmSTL - SJU
1 stop17h 08mMultiple Airlines
Fri 6/2110:15 pmSJU - STL
1 stop13h 58mMultiple Airlines
Deal found 5/10$251

St. Louis to San Juan 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and San Juan in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,684,066 searches. Data last updated May 11, 2024.
These are some of the most attractive deals on flights from St. Louis to San Juan in 2024. Check back soon for alternative fares.
Sat 6/88:02 pmSTL - SJU
2 stops17h 49mFrontier
Fri 6/143:08 amSJU - STL
1 stop28h 59mFrontier
Deal found 5/9$231
Tue 6/2511:57 amSTL - SJU
1 stop12h 12mSpirit Airlines
Mon 7/83:33 amSJU - STL
1 stop8h 24mSpirit Airlines
Deal found 5/10$235
Tue 5/287:44 pmSTL - SJU
1 stop14h 03mFrontier
Sat 6/16:18 pmSJU - STL
1 stop13h 50mFrontier
Deal found 5/10$236
Sat 6/228:02 pmSTL - SJU
2 stops17h 49mFrontier
Thu 6/274:07 pmSJU - STL
2 stops18h 33mFrontier
Deal found 5/10$238
Sat 6/86:22 pmSTL - SJU
1 stop16h 08mMultiple Airlines
Fri 6/143:08 amSJU - STL
1 stop28h 59mMultiple Airlines
Deal found 5/11$239
Thu 5/167:30 pmSTL - SJU
1 stop14h 10mMultiple Airlines
Mon 5/2010:23 pmSJU - STL
1 stop9h 45mMultiple Airlines
Deal found 5/10$241
Thu 6/67:44 pmSTL - SJU
1 stop13h 44mMultiple Airlines
Mon 6/108:06 pmSJU - STL
1 stop19h 17mMultiple Airlines
Deal found 5/9$242
Tue 5/287:44 pmSTL - SJU
1 stop14h 03mFrontier
Sat 6/16:18 pmSJU - STL
1 stop13h 50mFrontier
Deal found 5/11$248
Sun 6/165:22 pmSTL - SJU
1 stop17h 08mMultiple Airlines
Fri 6/2110:15 pmSJU - STL
1 stop13h 58mMultiple Airlines
Deal found 5/10$251

St. Louis to San Juan flights leaving soon

Find last-minute flight options from St. Louis 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 2,684,066 searches. Data last updated May 11, 2024.
Book one of these great deals on flights from St. Louis to San Juan. Users should be sure to double check the price, date, and time of their last-minute flight.
Thu 5/167:30 pmSTL - SJU
1 stop14h 10mMultiple Airlines
Mon 5/2010:23 pmSJU - STL
1 stop9h 45mMultiple Airlines
Deal found 5/10$241
Sat 5/185:15 pmSTL - SJU
1 stop17h 17mSpirit Airlines
Sat 5/256:40 pmSJU - STL
1 stop23h 49mSpirit Airlines
Deal found 5/11$277
Fri 5/177:44 pmSTL - SJU
1 stop20h 29mFrontier
Sun 5/193:35 amSJU - STL
1 stop17h 51mFrontier
Deal found 5/10$297
Sat 5/185:15 pmSTL - SJU
1 stop17h 17mMultiple Airlines
Fri 5/2412:49 amSJU - STL
1 stop8h 08mMultiple Airlines
Deal found 5/11$309
Thu 5/167:30 pmSTL - SJU
1 stop14h 10mMultiple Airlines
Sun 5/193:35 amSJU - STL
1 stop17h 51mMultiple Airlines
Deal found 5/10$311
Sat 5/1811:39 amSTL - SJU
1 stop12h 17mSpirit Airlines
Sat 5/257:57 pmSJU - STL
2 stops23h 43mSpirit Airlines
Deal found 5/11$320
Sat 5/1811:39 amSTL - SJU
2 stops22h 53mSpirit Airlines
Sat 5/256:40 pmSJU - STL
2 stops25h 00mSpirit Airlines
Deal found 5/11$365
Sat 5/1811:39 amSTL - SJU
2 stops22h 53mMultiple Airlines
Fri 5/2412:49 amSJU - STL
1 stop8h 08mMultiple Airlines
Deal found 5/11$372
Fri 5/178:35 pmSTL - SJU
2 stops19h 28mMultiple Airlines
Mon 5/209:07 pmSJU - STL
1 stop13h 32mMultiple Airlines
Deal found 5/10$450

One-way flights to San Juan from St. Louis

Search for one-way flight options from St. Louis 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 2,684,066 searches. Data last updated May 11, 2024.
If you're seeking multiple options on one-way flights from St. Louis to San Juan, be sure to check out these deals, which are updated often. Those needing a return flight from St. Louis to San Juan can use the search form above.
Tue 8/2010:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Deal found 5/11$58
Tue 8/2010:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Deal found 5/10$78
Tue 5/212:35 pmSTL - SJU
1 stop6h 49mSpirit Airlines
Deal found 5/10$104
Mon 8/199:20 pmSTL - SJU
1 stop12h 45mFrontier
Deal found 5/10$109
Tue 8/202:35 pmSTL - SJU
2 stops19h 53mSpirit Airlines
Deal found 5/10$111
Tue 6/410:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Deal found 5/10$116
Sun 6/27:44 pmSTL - SJU
1 stop11h 10mFrontier
Deal found 5/10$117
Thu 6/67:44 pmSTL - SJU
1 stop29h 15mFrontier
Deal found 5/10$119
Sun 6/26:19 pmSTL - SJU
2 stops26h 00mSpirit Airlines
Deal found 5/10$130

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

Customize your flight search to find flights from St. Louis 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 2,684,066 searches. Data last updated May 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$167 - $388

Route

Depart

Return

Price

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Tue 6/4

1 stop25h 28m

San Juan Luis Munoz Marin Intl

Wed 6/5

1 stop21h 22m

$167

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Wed 5/29

1 stop8h 04m

San Juan Luis Munoz Marin Intl

Wed 6/5

1 stop22h 22m

$194

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Tue 6/4

3 stops24h 52m

San Juan Luis Munoz Marin Intl

Wed 6/5

1 stop21h 22m

$209

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Tue 6/4

3 stops24h 52m

San Juan Luis Munoz Marin Intl

Wed 6/5

1 stop21h 22m

$211

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Thu 6/6

1 stop13h 44m

San Juan Luis Munoz Marin Intl

Mon 6/10

2 stops15h 51m

$216

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Sat 6/8

2 stops17h 49m

San Juan Luis Munoz Marin Intl

Sat 6/15

1 stop9h 52m

$218

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Wed 5/29

1 stop8h 04m

San Juan Luis Munoz Marin Intl

Wed 6/5

2 stops23h 35m

$223

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Wed 8/7

1 stop7h 04m

San Juan Luis Munoz Marin Intl

Wed 8/14

1 stop7h 32m

$314

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Wed 5/29

2 stops9h 36m

San Juan Luis Munoz Marin Intl

Tue 6/4

2 stops10h 05m

$388

Flights are sorted by cheapest first

Deals found on 5/10

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

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to San Juan. Price data was last updated on May 10, 2024.
The price you pay for your flight from St. Louis to San Juan may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from St. Louis to San Juan. Price data was last updated on May 5, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to San Juan flight should consider departing on Friday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to San Juan by month

Plan your trip from St. Louis to San Juan by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to San Juan is currently $105 while a round-trip flight costs $238. Price data was last updated on May 5, 2024.

Currently, September is the cheapest month in which you can book a flight from St. Louis to San Juan (average of $251). Flying from St. Louis 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.

January

$278

February

$286

March

$338

April

$298

May

$279

June

$316

July

$332

August

$278

September

$251

October

$266

November

$301

December

$301

Temperature and rainfall in San Juan by month

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

SJU

Temperature

77 - 82.4 °F

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 11, 2024.
See what other customers who have flown with Spirit Airlines, Frontier and American Airlines from St. Louis to San Juan have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Overall

8.1

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
8.1
Very good
10,751 reviews
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Overall

8.1

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
10,997 reviews
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Overall

8.1

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
14,623 reviews
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Overall

8.1

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
8,690 reviews
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Overall

8.1

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
4,086 reviews
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Overall

8.1

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 St. Louis to San Juan. 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 St. Louis to San Juan?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to San Juan. On average, Lambert-St Louis has 0 outbound flights to San Juan per day from 6 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

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

    Yes, there are multiple flights from St. Louis to San Juan for under $200. The cheapest flight booked recently is on Spirit Airlines for just $167, but on average you can expect to pay $225.

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

    There are currently 18+ open flights from St. Louis to San Juan within the next 7 days for less than $300.

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

    Our cheapest airline available from St. Louis to San Juan is Spirit Airlines. Our recent data shows that you can find tickets from as low as $167 on this airline. An additional option worth looking into is Frontier, starting at $218. Spirit Airlines is 63% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $58. Frontier flights start at $109 while deals on American Airlines start at $156 one-way.

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

    Consider American Airlines, Delta or Frontier when booking your flight. These represent the most popular airlines when flying from St. Louis to San Juan.

  • What does STL to SJU mean?

    Great question - STL to SJU just means Lambert-St Louis Airport to San Juan Luis Munoz Marin Intl 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 some additional IATA codes for airports related to your trip.

  • Where are the most common layover locations when flying from St. Louis to San Juan?

    St. Louis to San Juan flights have a layover in Charlotte most often. Orlando sees the next most layovers on St. Louis to San Juan flights.

  • What are some popular things to do or see while on a layover in Charlotte?

    The majority of Charlotte visitors spend their time at Carowind, North Carolina Blumenthal Performing Arts Center, and NASCAR Hall of Fame. Carowind, North Carolina Blumenthal Performing Arts Center, and NASCAR Hall of Fame are located about 8.2 mi, 5.8 mi, and 5.7 mi, respectively from Charlotte Douglas. Travelers in need of a car in Charlotte can rent one for about $55 per day.

  • What are some popular points of interest to see during a layover in Orlando?

    Orlando travelers tend to visit Walt Disney World Resort, Universal Orlando Resort, and International Drive more than any other notable places. Walt Disney World Resort, Universal Orlando Resort, and International Drive are located about 16.2 mi, 10.3 mi, and 9.9 mi, respectively from Orlando. Travelers can book a car rental at Orlando for about $32 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for St. Louis to San Juan flights?

    Flights departing from St. Louis and landing in San Juan layover in Atlanta least frequently.

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

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

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

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

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

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

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

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

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

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

    The St. Louis to San Juan flight deals you see on this page were last updated on 5/11.

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

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Top 6 airlines flying from St. Louis to San Juan

Discover the top 6 airlines that operate flights from St. Louis 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 2,684,066 searches. Data last updated May 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$142Average$290FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$154Average$328FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$271Average$449FlexibilityNo cancel feeOn-timeN/A
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American AirlinesCheapest$279Average$508FlexibilityNo cancel feeOn-time71%
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United AirlinesCheapest$281Average$643FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Linear Air TaxiCheapest$11,685Average$87,598FlexibilityNo cancel feeOn-timeN/A
Search Linear Air Taxi flights
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Search flights from St. Louis to San Juan by cabin class

Find flights from St. Louis to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Weekly flight availability from St. Louis to San Juan

Explore weekly flight availability from St. Louis to San Juan. 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 May 11, 2024.
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How does Cheapflights help users find flights from St. Louis to San Juan?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Juan from St. Louis today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from St. Louis to San Juan?

Cheapflights simply makes it quick and affordable to book flights from St. Louis 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 St. Louis to San Juan with no change fees?

Yes! Cheapflights helps users easily find flights from St. Louis to San Juan with no change fees.

Can Cheapflights notify me if prices for flights from St. Louis 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 St. Louis today and book when prices fit your budget.

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