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St. Louis

$108+ 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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — STL
nov. 9 — nov. 161
dom. 11/9
dom. 11/16
1 adult, Economy
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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 octubre 10, 2025.

This Delta deal was found by Cheapflights users on 10/8. 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.
jue. 11/136:36 pmSJU - STL
1 stop7h 08mDelta
lun. 11/176:00 amSTL - SJU
1 stop9h 26mDelta
Deal found 10/8$225
This American Airlines deal was found by Cheapflights users on 10/9. 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.
vie. 11/146:25 amSJU - STL
1 stop16h 35mAmerican Airlines
dom. 11/165:00 amSTL - SJU
1 stop6h 13mAmerican Airlines
Deal found 10/9$229
This American Airlines deal was found by Cheapflights users on 10/8. 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.
mié. 10/295:30 amSJU - STL
1 stop11h 33mAmerican Airlines
lun. 11/36:00 amSTL - SJU
1 stop15h 52mAmerican Airlines
Deal found 10/8$230
This United Airlines deal was found by Cheapflights users on 10/9. 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.
jue. 11/132:05 amSJU - STL
1 stop10h 47mUnited Airlines
lun. 11/1710:00 amSTL - SJU
2 stops10h 22mUnited Airlines
Deal found 10/9$256
This American Airlines deal was found by Cheapflights users on 10/9. 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.
vie. 11/142:47 pmSJU - STL
2 stops10h 20mAmerican Airlines
lun. 11/179:50 amSTL - SJU
2 stops8h 58mAmerican Airlines
Deal found 10/9$298
This American Airlines deal was found by Cheapflights users on 10/8. 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.
jue. 11/132:47 pmSJU - STL
2 stops11h 18mAmerican Airlines
lun. 11/179:50 amSTL - SJU
2 stops8h 58mAmerican Airlines
Deal found 10/8$305
This United Airlines deal was found by Cheapflights users on 10/8. 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.
mié. 11/122:05 amSJU - STL
2 stops15h 41mUnited Airlines
lun. 11/1710:00 amSTL - SJU
1 stop9h 00mUnited Airlines
Deal found 10/8$315
This American Airlines deal was found by Cheapflights users on 10/8. 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.
lun. 10/273:50 pmSJU - STL
1 stop9h 08mAmerican Airlines
jue. 10/3010:36 amSTL - SJU
1 stop12h 23mAmerican Airlines
Deal found 10/8$355
This United Airlines deal was found by Cheapflights users on 10/8. 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.
mar. 10/281:05 amSJU - STL
1 stop10h 59mUnited Airlines
lun. 11/310:00 amSTL - SJU
1 stop9h 00mUnited Airlines
Deal found 10/8$359
This American Airlines deal was found by Cheapflights users on 10/7. 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.
dom. 12/211:30 amSJU - STL
1 stop9h 26mAmerican Airlines
vie. 1/26:00 pmSTL - SJU
1 stop13h 36mAmerican Airlines
Deal found 10/7$362
This American Airlines deal was found by Cheapflights users on 10/8. 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.
lun. 11/31:11 pmNAS - STL
1 stop10h 56mAmerican Airlines
vie. 11/75:56 pmSTL - NAS
1 stop19h 03mAmerican Airlines
Deal found 10/8$365
This United Airlines deal was found by Cheapflights users on 10/8. 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.
lun. 11/32:35 pmNAS - STL
2 stops26h 12mUnited Airlines
vie. 11/75:24 pmSTL - NAS
2 stops19h 24mUnited Airlines
Deal found 10/8$403

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 octubre 10, 2025.

Round-trip from

$225
(Delta)

One-way from

$108
(Southwest)

Popular in

November

Cheapest in

January

Average price

$384

Good round-trip deal

$583 or less

Good one-way deal

$210 or less
From Caribbean to Lambert-St Louis
Search Deals
One-way flight from Caribbean to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Caribbean to Lambert-St Louis.
Search Deals
Price to beat on a one-way flight from Caribbean to Lambert-St Louis.
Search Deals

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 octubre 10, 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

jue. 11/13

2:05 am-10:52 am

1 stop10h 47m

Lambert-St Louis

lun. 11/17

10:00 am-9:00 pm

1 stop9h 00m

$225

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

mié. 10/29

7:45 am-6:20 pm

2 stops11h 35m

Lambert-St Louis

lun. 11/3

5:17 am-3:01 pm

1 stop7h 44m

$230

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

jue. 2/19

9:37 pm-7:50 am

1 stop12h 13m

Lambert-St Louis

lun. 2/23

5:11 pm-2:50 am

1 stop7h 39m

$281

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

jue. 2/19

7:20 am-9:44 pm

1 stop16h 24m

Lambert-St Louis

lun. 2/23

11:54 am-4:55 am

1 stop15h 01m

$285

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

jue. 11/13

2:05 am-10:52 am

1 stop10h 47m

Lambert-St Louis

dom. 11/16

6:30 am-3:40 pm

1 stop7h 10m

$315

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

jue. 2/19

7:45 am-3:38 pm

1 stop9h 53m

Lambert-St Louis

lun. 2/23

10:30 am-10:22 pm

2 stops9h 52m

$315

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

mar. 10/28

1:05 am-11:04 am

1 stop10h 59m

Lambert-St Louis

lun. 11/3

10:00 am-9:00 pm

1 stop9h 00m

$359

NassauSt. Louis

NAS - STL

NASSTL

Nassau Intl

lun. 11/3

1:11 pm-11:07 pm

1 stop10h 56m

Lambert-St Louis

vie. 11/7

5:56 pm-1:59 pm

1 stop19h 03m

$365

NassauSt. Louis

NAS - STL

NASSTL

Nassau Intl

lun. 11/3

2:35 pm-3:47 pm

2 stops26h 12m

Lambert-St Louis

vie. 11/7

5:24 pm-1:48 pm

2 stops19h 24m

$403

Port of SpainSt. Louis

POS - STL

POSSTL

Port of Spain Piarco Intl

sáb. 2/28

1:30 am-9:23 am

1 stop9h 53m

Lambert-St Louis

mar. 3/3

6:00 am-12:23 am

1 stop16h 23m

$637

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/8

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, January is the cheapest month in which you can book a flight from Caribbean to St. Louis (average of $127). Flying from Caribbean to St. Louis in November is currently the most expensive (average of $313). 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 octubre 10, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 50% on flights from Caribbean to St. Louis by exploring options for tickets in the evening.

What is the cheapest day to fly from Caribbean to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Caribbean to St. Louis. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Caribbean to St. Louis flight should consider departing on Sunday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 octubre 10, 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
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,237 reviews
Southwest
8.0
Very good
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,969 reviews
Southwest
8.0
Very good
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,968 reviews
Southwest
8.0
Very good
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,043 reviews
Southwest
8.0
Very good
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,143 reviews
Southwest
8.0
Very good
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 10h 47m. Caribbean and St. Louis are separated by a distance of 2024 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?

    $113 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and Spirit Airlines, with prices starting from $113 and $167, 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.

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

    While on average a flight from Caribbean to St. Louis is generally $428, our data shows the cheapest flight currently is $108. When looking at the most popular route, (San Juan Luis Munoz Marin Intl - Lambert-St Louis), you can expect to pay $225 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, January is the cheapest month in which you can book a flight from Caribbean to St. Louis (average of $127). Flying from Caribbean to St. Louis in November is currently the most expensive (average of $313). 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
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
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.
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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 octubre 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$261FlexibilityNo cancel feeOn-time62%
DeltaCheapest$212Average$449FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$254Average$512FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$255Average$462FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$342Average$610FlexibilityNo cancel feeOn-time63%

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