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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 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
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 16, 2024.

Popular in

December

Cheapest in

April

Round-trip from

$250

One-way from

$179
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 2,637,452 searches. Data last updated May 16, 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 6/42:35 pmSTL - SJU
1 stop6h 49mSpirit Airlines
Wed 6/59:06 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/15$165
Tue 6/410:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Wed 6/59:06 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/15$178
Tue 6/410:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Wed 6/510:05 pmSJU - STL
2 stops20h 23mSpirit Airlines
Deal found 5/15$205
Sat 9/711:39 amSTL - SJU
1 stop14h 09mSpirit Airlines
Fri 9/132:40 amSJU - STL
1 stop8h 48mSpirit Airlines
Deal found 5/16$214
Sun 8/256:24 pmSTL - SJU
1 stop16h 04mSpirit Airlines
Wed 8/283:53 pmSJU - STL
1 stop7h 21mSpirit Airlines
Deal found 5/15$232
Sat 5/2511:39 amSTL - SJU
1 stop12h 17mSpirit Airlines
Wed 5/299:07 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/15$233
Tue 6/42:35 pmSTL - SJU
3 stops20h 51mSpirit Airlines
Wed 6/510:05 pmSJU - STL
2 stops20h 23mSpirit Airlines
Deal found 5/15$239
Tue 6/42:35 pmSTL - SJU
3 stops20h 51mSpirit Airlines
Wed 6/510:05 pmSJU - STL
2 stops20h 23mSpirit Airlines
Deal found 5/15$240
Tue 6/253:23 pmSTL - SJU
1 stop19h 18mSpirit Airlines
Mon 7/83:33 amSJU - STL
1 stop8h 24mSpirit Airlines
Deal found 5/16$241

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 2,637,452 searches. Data last updated May 16, 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.
Tue 6/410:44 pmSTL - SJU
2 stops15h 07mFrontier
Wed 6/510:15 pmSJU - STL
1 stop9h 52mFrontier
Deal found 5/15$221
Tue 5/287:44 pmSTL - SJU
1 stop29h 10mFrontier
Sat 6/110:23 pmSJU - STL
1 stop9h 45mFrontier
Deal found 5/15$246
Tue 5/287:44 pmSTL - SJU
1 stop29h 10mFrontier
Fri 5/313:08 amSJU - STL
1 stop29h 00mFrontier
Deal found 5/15$252
Tue 6/47:44 pmSTL - SJU
1 stop11h 38mFrontier
Wed 6/510:48 amSJU - STL
1 stop11h 58mFrontier
Deal found 5/16$253
Sat 5/255:56 pmSTL - SJU
1 stop7h 13mFrontier
Wed 5/298:09 pmSJU - STL
1 stop11h 59mFrontier
Deal found 5/16$288
Wed 7/38:02 pmSTL - SJU
2 stops17h 59mFrontier
Mon 7/810:48 amSJU - STL
1 stop10h 54mFrontier
Deal found 5/15$290
Mon 6/108:22 pmSTL - SJU
2 stops17h 39mFrontier
Fri 6/143:08 amSJU - STL
1 stop28h 59mFrontier
Deal found 5/15$294
Wed 7/38:02 pmSTL - SJU
2 stops17h 59mFrontier
Sun 7/71:25 amSJU - STL
1 stop10h 06mFrontier
Deal found 5/15$300
Mon 6/108:22 pmSTL - SJU
2 stops17h 39mFrontier
Sat 6/154:27 pmSJU - STL
2 stops23h 10mFrontier
Deal found 5/15$305

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 2,637,452 searches. Prices were last updated on May 16, 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.
Tue 6/42:35 pmSTL - SJU
1 stop6h 49mSpirit Airlines
Wed 6/59:06 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/15$165
Tue 6/410:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Wed 6/59:06 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/15$178
Fri 5/311:10 pmSTL - SJU
1 stop9h 49mMultiple Airlines
Mon 6/33:30 amSJU - STL
1 stop11h 07mMultiple Airlines
Deal found 5/15$199
Tue 6/42:35 pmSTL - SJU
1 stop6h 49mMultiple Airlines
Wed 6/53:57 pmSJU - STL
2 stops23h 35mMultiple Airlines
Deal found 5/15$203
Tue 6/410:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Wed 6/510:05 pmSJU - STL
2 stops20h 23mSpirit Airlines
Deal found 5/15$205
Tue 6/410:44 pmSTL - SJU
2 stops15h 07mFrontier
Wed 6/510:15 pmSJU - STL
1 stop9h 52mFrontier
Deal found 5/15$221
Sat 5/2511:39 amSTL - SJU
1 stop12h 17mSpirit Airlines
Wed 5/299:07 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/15$233
Sat 5/2511:39 amSTL - SJU
1 stop12h 17mMultiple Airlines
Tue 5/2812:59 amSJU - STL
1 stop7h 58mMultiple Airlines
Deal found 5/15$236
Tue 6/42:35 pmSTL - SJU
3 stops20h 51mSpirit Airlines
Wed 6/510:05 pmSJU - STL
2 stops20h 23mSpirit Airlines
Deal found 5/15$239

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 2,637,452 searches. Data last updated May 16, 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.
Tue 6/42:35 pmSTL - SJU
1 stop6h 49mSpirit Airlines
Wed 6/59:06 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/15$165
Tue 6/410:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Wed 6/59:06 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/15$178
Fri 5/311:10 pmSTL - SJU
1 stop9h 49mMultiple Airlines
Mon 6/33:30 amSJU - STL
1 stop11h 07mMultiple Airlines
Deal found 5/15$199
Tue 6/42:35 pmSTL - SJU
1 stop6h 49mMultiple Airlines
Wed 6/53:57 pmSJU - STL
2 stops23h 35mMultiple Airlines
Deal found 5/15$203
Tue 6/410:34 amSTL - SJU
1 stop7h 37mSpirit Airlines
Wed 6/510:05 pmSJU - STL
2 stops20h 23mSpirit Airlines
Deal found 5/15$205
Sat 9/711:39 amSTL - SJU
1 stop14h 09mSpirit Airlines
Fri 9/132:40 amSJU - STL
1 stop8h 48mSpirit Airlines
Deal found 5/16$214
Tue 6/410:44 pmSTL - SJU
2 stops15h 07mFrontier
Wed 6/510:15 pmSJU - STL
1 stop9h 52mFrontier
Deal found 5/15$221
Sat 9/711:39 amSTL - SJU
1 stop14h 09mMultiple Airlines
Sat 9/148:09 pmSJU - STL
1 stop11h 53mMultiple Airlines
Deal found 5/16$222
Sun 8/256:24 pmSTL - SJU
1 stop16h 04mSpirit Airlines
Wed 8/283:53 pmSJU - STL
1 stop7h 21mSpirit Airlines
Deal found 5/15$232

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 2,637,452 searches. Data last updated May 16, 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.
Sat 5/2511:39 amSTL - SJU
1 stop12h 17mSpirit Airlines
Wed 5/299:07 pmSJU - STL
1 stop21h 22mSpirit Airlines
Deal found 5/15$233
Sat 5/2511:39 amSTL - SJU
1 stop12h 17mMultiple Airlines
Tue 5/2812:59 amSJU - STL
1 stop7h 58mMultiple Airlines
Deal found 5/15$236
Sat 5/255:56 pmSTL - SJU
1 stop7h 13mFrontier
Wed 5/298:09 pmSJU - STL
1 stop11h 59mFrontier
Deal found 5/16$288
Tue 5/217:44 pmSTL - SJU
1 stop14h 03mFrontier
Wed 5/228:09 pmSJU - STL
1 stop11h 59mFrontier
Deal found 5/16$306
Sat 5/255:56 pmSTL - SJU
1 stop13h 27mFrontier
Tue 5/2812:59 amSJU - STL
1 stop7h 58mFrontier
Deal found 5/16$313
Sun 5/266:19 pmSTL - SJU
1 stop16h 13mMultiple Airlines
Sat 6/16:18 pmSJU - STL
1 stop13h 50mMultiple Airlines
Deal found 5/15$336
Sat 5/255:56 pmSTL - SJU
1 stop7h 13mMultiple Airlines
Wed 5/297:57 pmSJU - STL
2 stops23h 43mMultiple Airlines
Deal found 5/16$343
Sun 5/267:30 pmSTL - SJU
2 stops15h 02mMultiple Airlines
Sat 6/110:23 pmSJU - STL
1 stop9h 45mMultiple Airlines
Deal found 5/15$344
Sat 5/2511:39 amSTL - SJU
1 stop12h 17mSpirit Airlines
Mon 5/273:30 amSJU - STL
1 stop11h 07mSpirit Airlines
Deal found 5/15$348

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 2,637,452 searches. Data last updated May 16, 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 5/15$58
Tue 9/1010:34 amSTL - SJU
1 stop23h 54mSpirit Airlines
Deal found 5/15$87
Tue 8/202:35 pmSTL - SJU
2 stops19h 53mSpirit Airlines
Deal found 5/15$101
Mon 8/199:20 pmSTL - SJU
1 stop12h 45mFrontier
Deal found 5/15$109
Sat 6/156:22 pmSTL - SJU
1 stop16h 08mSpirit Airlines
Deal found 5/15$111
Tue 5/217:44 pmSTL - SJU
1 stop17h 11mFrontier
Deal found 5/15$113
Tue 8/202:35 pmSTL - SJU
3 stops28h 13mSpirit Airlines
Deal found 5/15$118
Sun 9/86:24 pmSTL - SJU
1 stop16h 04mSpirit Airlines
Deal found 5/15$125
Mon 6/108:22 pmSTL - SJU
2 stops17h 39mFrontier
Deal found 5/15$129

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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$165 - $479

Route

Depart

Return

Price

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Tue 6/4

1 stop6h 49m

San Juan Luis Munoz Marin Intl

Wed 6/5

1 stop21h 22m

$165

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Tue 6/4

1 stop7h 37m

San Juan Luis Munoz Marin Intl

Wed 6/5

1 stop21h 22m

$178

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Fri 5/31

1 stop9h 49m

San Juan Luis Munoz Marin Intl

Mon 6/3

1 stop11h 07m

$199

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Tue 6/4

1 stop6h 49m

San Juan Luis Munoz Marin Intl

Wed 6/5

2 stops23h 35m

$203

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Tue 6/4

1 stop7h 37m

San Juan Luis Munoz Marin Intl

Wed 6/5

2 stops20h 23m

$205

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Tue 6/4

2 stops15h 07m

San Juan Luis Munoz Marin Intl

Wed 6/5

1 stop9h 52m

$221

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Sat 9/7

2 stops8h 12m

San Juan Luis Munoz Marin Intl

Fri 9/13

2 stops10h 40m

$313

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Wed 10/30

1 stop11h 03m

San Juan Luis Munoz Marin Intl

Sat 11/9

1 stop7h 21m

$434

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Sat 7/20

2 stops11h 00m

San Juan Luis Munoz Marin Intl

Fri 7/26

2 stops14h 31m

$479

Flights are sorted by cheapest first

Deals found on 5/15

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 12, 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 $106 while a round-trip flight costs $266. Price data was last updated on May 12, 2024.

Currently, September is the cheapest month in which you can book a flight from St. Louis to San Juan (average of $250). 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

$296

May

$272

June

$314

July

$330

August

$278

September

$250

October

$265

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 16, 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
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

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
10,673 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

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
10,924 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

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
14,514 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

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
8,672 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

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
4,060 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

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 $165, but on average you can expect to pay $229.

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

    There are currently 20+ 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 $165 on this airline. An additional option worth looking into is Frontier, starting at $221. Spirit Airlines is 64% 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 5/16.

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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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$142Average$290FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$154Average$317FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$271Average$435FlexibilityNo cancel feeOn-timeN/A
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American AirlinesCheapest$276Average$511FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$281Average$645FlexibilityNo 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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Hourly flight availability from St. Louis to San Juan

Find hourly flight availability from St. Louis 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 16, 2024.
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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 16, 2024.
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Fly with Cheapflights

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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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