St. Louis

$83+ Cheap flights from Caribbean to St. Louis (STL)

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — STL
Feb 25 — Mar 41
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Cheap flight deals from Caribbean to St. Louis

Cheapest flights from Caribbean to St. Louis
Explore the most affordable flight options available from Caribbean to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Expedia deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/126:00 am
SJU
-
STL
1 stop19h 59m
Frontier
Sat 2/213:49 pm
STL
-
SJU
1 stop9h 04m
Frontier
Deal found 1/26$178
This Frontier deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:19 pm
SJU
-
STL
1 stop9h 00m
Frontier
Sat 4/254:55 pm
STL
-
SJU
1 stop8h 06m
Frontier
Deal found 1/24$182
This Trip.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/54:36 pm
SJU
-
STL
1 stop8h 57m
Frontier
Mon 2/910:16 am
STL
-
SJU
1 stop24h 41m
Frontier
Deal found 1/26$198
This Priceline deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/245:25 pm
SJU
-
STL
1 stop7h 02m
Frontier
Tue 3/33:49 pm
STL
-
SJU
1 stop9h 04m
Frontier
Deal found 1/26$199
This Frontier deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:25 pm
SJU
-
STL
1 stop8h 34m
Frontier
Mon 3/23:49 pm
STL
-
SJU
1 stop9h 04m
Frontier
Deal found 1/23$203
This Frontier deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2712:27 pm
SJU
-
STL
1 stop14h 00m
Frontier
Mon 3/23:49 pm
STL
-
SJU
1 stop9h 04m
Frontier
Deal found 1/24$217
This Priceline deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/245:25 pm
SJU
-
STL
1 stop7h 02m
Frontier
Sat 2/283:49 pm
STL
-
SJU
1 stop9h 04m
Frontier
Deal found 1/26$224
This Kiwi.com deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:00 am
SJU
-
STL
1 stop20h 27m
Multiple Airlines
Mon 3/28:22 pm
STL
-
SJU
2 stops20h 36m
Multiple Airlines
Deal found 1/23$234
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2411:52 am
SJU
-
STL
2 stops20h 59m
Multiple Airlines
Tue 3/33:49 pm
STL
-
SJU
1 stop16h 05m
Multiple Airlines
Deal found 1/26$235
This Frontier deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/163:19 pm
SJU
-
STL
1 stop9h 00m
Frontier
Sun 4/194:55 pm
STL
-
SJU
1 stop8h 06m
Frontier
Deal found 1/26$237
This Frontier deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:19 pm
SJU
-
STL
1 stop9h 00m
Frontier
Wed 5/204:55 pm
STL
-
SJU
1 stop8h 06m
Frontier
Deal found 1/25$243
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/243:35 pm
NAS
-
STL
1 stop6h 30m
United Airlines
Tue 3/39:55 am
STL
-
NAS
1 stop28h 27m
United Airlines
Deal found 1/25$376

Find flight deals from Caribbean to St. Louis

Keep the following information in mind while searching for Caribbean to St. Louis flight deals. Data was last updated January 26, 2026.

Round-trip from

$178
(Expedia)

One-way from

$83
(eDestinos)

Popular in

June

Cheapest in

January

Average price

$248

Good one-way deal

$279 or less
From Caribbean to Lambert-St Louis
One-way flight from Caribbean to Lambert-St Louis
Highest demand for flights based on searches. 21% potential increase in price ($111 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Average for round-trip flights in January 2026
Price to beat on a one-way flight from Caribbean to Lambert-St Louis.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Caribbean 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 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Caribbean to St. Louis that are best for you.

Fly from

Caribbean

Fly to

St. Louis

Route

Depart

Return

Price

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Mon 4/20

3:19 pm-11:19 pm

1 stop9h 00m

Lambert-St Louis

Sat 4/25

4:55 pm-2:01 am

1 stop8h 06m

$182

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Thu 2/26

5:25 pm-11:59 pm

1 stop8h 34m

Lambert-St Louis

Mon 3/2

3:49 pm-2:53 am

1 stop9h 04m

$203

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Fri 2/27

12:27 pm-12:27 am

1 stop14h 00m

Lambert-St Louis

Mon 3/2

3:49 pm-2:53 am

1 stop9h 04m

$217

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Fri 2/27

6:00 am-12:27 am

1 stop20h 27m

Lambert-St Louis

Mon 3/2

8:22 pm-6:58 pm

2 stops20h 36m

$234

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Tue 2/24

11:52 am-6:51 am

2 stops20h 59m

Lambert-St Louis

Tue 3/3

3:49 pm-9:54 am

1 stop16h 05m

$235

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Thu 4/16

3:19 pm-11:19 pm

1 stop9h 00m

Lambert-St Louis

Sun 4/19

4:55 pm-2:01 am

1 stop8h 06m

$237

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Thu 4/23

3:56 pm-10:56 pm

1 stop8h 00m

Lambert-St Louis

Tue 4/28

10:10 am-8:38 pm

1 stop9h 28m

$246

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Thu 3/5

8:30 am-2:42 pm

1 stop8h 12m

Lambert-St Louis

Wed 3/11

8:17 am-9:22 pm

2 stops12h 05m

$246

NassauSt. Louis

NAS - STL

NASSTL

Nassau Intl

Tue 2/24

3:35 pm-9:05 pm

1 stop6h 30m

Lambert-St Louis

Tue 3/3

9:55 am-3:22 pm

1 stop28h 27m

$376

NassauSt. Louis

NAS - STL

NASSTL

Nassau Intl

Tue 2/24

1:15 pm-3:29 pm

2 stops27h 14m

Lambert-St Louis

Tue 3/3

4:05 pm-12:25 pm

2 stops19h 20m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 35 results
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Best time to book a flight from Caribbean to St. Louis

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

Cheapflights Insights

Everything you need to know about your flight from Caribbean to St. Louis

What is the cheapest month to book a flight from Caribbean to St. Louis?

Currently, June is the cheapest month in which you can book a flight from Caribbean to St. Louis (average of $112). Flying from Caribbean to St. Louis in August is currently the most expensive (average of $264). 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.

What is the cheapest time of day to fly from CB to STL?

Find hourly flight availability from Caribbean to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 26, 2026.

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

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 January 26, 2026.
See what other customers who have flown with Southwest, Delta, and American Airlines from Caribbean to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Caribbean 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 Caribbean?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Caribbean.

  • How long is the flight from Caribbean to St. Louis?

    Departing from Caribbean to St. Louis will take you 6h 30m. Caribbean and St. Louis are separated by a distance of 1209 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $85 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Delta and Southwest, with prices starting from $104 and $110, respectively.

  • What are the most popular routes from Caribbean to St. Louis?

  • What are the cheapest flights from Caribbean to St. Louis?

    While on average a flight from Caribbean to St. Louis is generally $663, our data shows the cheapest flight currently is $423. When looking at the most popular route, (San Juan Luis Munoz Marin Intl - Lambert-St Louis), you can expect to pay $218 for that flight.

  • Can I find deals for flights from Caribbean to St. Louis that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Caribbean 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.

  • What is the cheapest month to book a flight from Caribbean to St. Louis?

    Currently, June is the cheapest month in which you can book a flight from Caribbean to St. Louis (average of $112). Flying from Caribbean to St. Louis in August is currently the most expensive (average of $264). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Caribbean to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Caribbean to St. Louis

Discover the top 4 airlines that operate flights from Caribbean 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 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$286FlexibilityNo cancel feeOn-time62%
DeltaCheapest$170Average$375FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$225Average$456FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$342Average$610FlexibilityNo cancel feeOn-time63%

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