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St. Louis

$87+ 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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — STL
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap 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 July 2, 2025.

Round-trip from

$270
(Frontier)

One-way from

$87
(CheapOair)

Popular in

June

Cheapest in

January

Average price

$510
From Caribbean to Lambert-St Louis
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One-way flight from Caribbean to Lambert-St Louis
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Highest demand for flights based on searches. 18% potential increase in price ($94 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 2, 2025.

This Frontier deal was found by Cheapflights users on 7/1. 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.
Sat 7/129:30 pmSJU - STL
1 stop27h 17mFrontier
Sat 7/195:40 pmSTL - SJU
1 stop28h 46mFrontier
Deal found 7/1$270
This Orbitz deal was found by Cheapflights users on 6/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/301:37 amSJU - STL
1 stop9h 15mMultiple Airlines
Tue 8/125:40 pmSTL - SJU
1 stop7h 59mMultiple Airlines
Deal found 6/30$272
This CheapOair deal was found by Cheapflights users on 6/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/63:50 pmSJU - STL
1 stop25h 41mSpirit Airlines
Mon 8/1110:47 amSTL - SJU
1 stop23h 45mSpirit Airlines
Deal found 6/30$273
This Southwest deal was found by Cheapflights users on 6/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3111:25 amSJU - STL
1 stop10h 30mSouthwest
Tue 8/122:15 pmSTL - SJU
1 stop7h 15mSouthwest
Deal found 6/30$295
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/123:05 pmNAS - STL
1 stop7h 57mDelta
Thu 8/217:00 amSTL - NAS
1 stop5h 40mDelta
Deal found 6/30$376
This American Airlines deal was found by Cheapflights users on 6/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1211:41 amNAS - STL
2 stops9h 44mAmerican Airlines
Thu 8/217:23 amSTL - NAS
2 stops9h 12mAmerican Airlines
Deal found 6/30$389
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/183:32 pmSTT - STL
1 stop10h 07mDelta
Mon 12/296:00 amSTL - STT
1 stop8h 00mDelta
Deal found 7/2$509
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Thu 10/1612:30 amPOS - STL
2 stops35h 19mUnited Airlines
Tue 10/213:23 pmSTL - POS
2 stops31h 00mUnited Airlines
Deal found 7/1$582
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/177:00 amPOS - STL
1 stop11h 28mAmerican Airlines
Tue 10/215:23 amSTL - POS
1 stop8h 02mAmerican Airlines
Deal found 7/1$614
This FlightHub deal was found by Cheapflights users on 7/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/310:47 amSTT - STL
1 stop28h 03mSpirit Airlines
Mon 7/711:28 amSTL - STT
1 stop21h 20mSpirit Airlines
Deal found 7/1$661
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/126:30 amNAS - STL
2 stops11h 01mMultiple Airlines
Thu 8/212:30 pmSTL - NAS
3 stops20h 50mMultiple Airlines
Deal found 6/30$679
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Wed 11/262:15 pmSTT - STL
1 stop11h 29mUnited Airlines
Sun 11/306:45 amSTL - STT
1 stop7h 33mUnited Airlines
Deal found 6/30$692

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 July 2, 2025.
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

Sat 7/12

9:30 pm-11:47 pm

1 stop27h 17m

Lambert-St Louis

Sat 7/19

5:40 pm-11:26 pm

1 stop28h 46m

$270

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Wed 7/30

1:37 am-9:52 am

1 stop9h 15m

Lambert-St Louis

Tue 8/12

5:40 pm-2:39 am

1 stop7h 59m

$272

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Wed 8/6

3:50 pm-4:31 pm

1 stop25h 41m

Lambert-St Louis

Mon 8/11

10:47 am-11:32 am

1 stop23h 45m

$273

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Thu 7/31

11:25 am-8:55 pm

1 stop10h 30m

Lambert-St Louis

Tue 8/12

2:15 pm-10:30 pm

1 stop7h 15m

$295

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Sat 8/16

2:20 pm-9:55 pm

1 stop8h 35m

Lambert-St Louis

Sat 8/23

6:00 am-4:36 pm

1 stop9h 36m

$319

NassauSt. Louis

NAS - STL

NASSTL

Nassau Intl

Tue 8/12

3:05 pm-10:02 pm

1 stop7h 57m

Lambert-St Louis

Thu 8/21

7:00 am-1:40 pm

1 stop5h 40m

$376

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Wed 7/30

4:50 pm-11:57 pm

1 stop8h 07m

Lambert-St Louis

Tue 8/12

6:26 am-9:30 pm

1 stop14h 04m

$378

NassauSt. Louis

NAS - STL

NASSTL

Nassau Intl

Tue 8/12

11:41 am-8:25 pm

2 stops9h 44m

Lambert-St Louis

Thu 8/21

7:23 am-5:35 pm

2 stops9h 12m

$389

Saint Thomas IslandSt. Louis

STT - STL

STTSTL

Saint Thomas Island Cyril E King

Thu 12/18

3:32 pm-11:39 pm

1 stop10h 07m

Lambert-St Louis

Mon 12/29

6:00 am-4:00 pm

1 stop8h 00m

$509

Port of SpainSt. Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

Thu 10/16

12:30 am-10:49 am

2 stops35h 19m

Lambert-St Louis

Tue 10/21

3:23 pm-11:23 pm

2 stops31h 00m

$582

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 34 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, August is the cheapest month in which you can book a flight from Caribbean to St. Louis (average of $311). Flying from Caribbean to St. Louis in March is currently the most expensive (average of $356). 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 July 2, 2025.

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 July 2, 2025.
See what other customers who have flown with Southwest, Delta, and United 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.
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.6

Food

7.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,272 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.6

Food

7.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,983 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.6

Food

7.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,861 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.6

Food

7.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.6

Food

7.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Spirit Airlines
6.3
Okay
8,103 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.6

Food

7.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.

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

    $87 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on United Airlines and Frontier, with prices starting from $110 and $134, respectively.

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

    Most travelers choose San Juan Luis Munoz Marin Intl - Lambert-St Louis, Nassau Intl - Lambert-St Louis or St. George's Point Saline Intl - Lambert-St Louis when deciding on the best route from Caribbean to St. Louis.

  • 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, August is the cheapest month in which you can book a flight from Caribbean to St. Louis (average of $311). Flying from Caribbean to St. Louis in March is currently the most expensive (average of $356). 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 Caribbean?

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

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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.
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Top 5 airlines flying from Caribbean to St. Louis

Discover the top 5 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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$163Average$240FlexibilityNo cancel feeOn-time62%
DeltaCheapest$244Average$491FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$254Average$546FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$255Average$523FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$279Average$580FlexibilityNo cancel feeOn-time63%

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