Caribbean

$111+ Cheap flights from Missouri to Caribbean

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SJU
Apr 15 — Apr 221
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Cheap flight deals from Missouri to Caribbean

Cheapest flights from Missouri to Caribbean
Explore the most affordable flight options available from Missouri to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 16, 2026.

This Priceline deal was found by Cheapflights users on 3/11. 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 3/314:51 pm
STL
-
SJU
1 stop8h 12m
Frontier
Thu 4/96:33 pm
SJU
-
STL
1 stop14h 18m
Frontier
Deal found 3/11$222
This CheapOair deal was found by Cheapflights users on 3/11. 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 4/84:59 pm
STL
-
SJU
1 stop6h 03m
Frontier
Sat 4/113:21 am
SJU
-
STL
1 stop29h 30m
Frontier
Deal found 3/11$241
This American Airlines deal was found by Cheapflights users on 3/11. 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.
Sat 5/96:53 pm
STL
-
SJU
1 stop14h 55m
American Airlines
Tue 5/127:00 pm
SJU
-
STL
1 stop16h 16m
American Airlines
Deal found 3/11$242
This Frontier deal was found by Cheapflights users on 3/12. 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.
Sun 5/34:59 pm
STL
-
SJU
1 stop8h 02m
Frontier
Sun 5/106:09 pm
SJU
-
STL
1 stop7h 12m
Frontier
Deal found 3/12$243
This American Airlines deal was found by Cheapflights users on 3/11. 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.
Wed 4/86:29 am
STL
-
SJU
2 stops10h 41m
American Airlines
Mon 4/137:00 pm
SJU
-
STL
1 stop16h 16m
American Airlines
Deal found 3/11$247
This CheapOair deal was found by Cheapflights users on 3/11. 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.
Tue 3/314:51 pm
STL
-
SJU
1 stop8h 12m
Frontier
Tue 4/76:30 am
SJU
-
STL
1 stop17h 55m
Frontier
Deal found 3/11$254
This Delta deal was found by Cheapflights users on 3/15. 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.
Sun 5/39:59 am
STL
-
SJU
1 stop9h 25m
Delta
Sat 5/162:48 pm
SJU
-
STL
1 stop7h 41m
Delta
Deal found 3/15$262
This CheapOair deal was found by Cheapflights users on 3/12. 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 4/84:59 pm
STL
-
SJU
1 stop8h 02m
Frontier
Mon 4/139:10 pm
SJU
-
STL
1 stop27h 09m
Frontier
Deal found 3/12$263
This Frontier deal was found by Cheapflights users on 3/13. 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 5/24:59 pm
STL
-
SJU
1 stop8h 02m
Frontier
Fri 5/86:09 pm
SJU
-
STL
1 stop7h 12m
Frontier
Deal found 3/13$264
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/217:45 am
STL
-
SJU
2 stops12h 39m
United Airlines
Tue 4/282:55 pm
SJU
-
STL
1 stop8h 33m
United Airlines
Deal found 3/11$266
This CheapOair deal was found by Cheapflights users on 3/15. 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.
Tue 3/314:51 pm
STL
-
SJU
1 stop8h 12m
Frontier
Mon 4/69:10 pm
SJU
-
STL
1 stop27h 15m
Frontier
Deal found 3/15$269
This Delta deal was found by Cheapflights users on 3/12. 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.
Mon 5/412:25 pm
MCI
-
SJU
1 stop9h 48m
Delta
Wed 5/62:45 pm
SJU
-
MCI
1 stop8h 26m
Delta
Deal found 3/12$270

Find flight deals from Missouri to Caribbean

Keep the following information in mind while searching for Missouri to Caribbean flight deals. Data was last updated March 16, 2026.

Round-trip from

$222
(Priceline)

One-way from

$111
(Priceline)

Popular in

December

Cheapest in

September

Average price

$406

Good round-trip deal

$377 or less

Good one-way deal

$276 or less
From Missouri to Caribbean
One-way flight from Missouri to Caribbean
Highest demand for flights based on searches. 18% potential increase in price ($97 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from Missouri to Caribbean.
Price to beat on a one-way flight from Missouri to Caribbean.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Caribbean 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 March 16, 2026.
Use the filters below to find and compare flights from Missouri to Caribbean that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

St. LouisSan Juan

STL - SJU

STLSJU

Lambert-St Louis

Tue 5/5

1:02 pm-8:24 pm

1 stop6h 22m

San Juan Luis Munoz Marin Intl

Sat 5/16

2:48 pm-9:29 pm

1 stop7h 41m

$262

St. LouisSan Juan

STL - SJU

STLSJU

Lambert-St Louis

Tue 4/21

7:45 am-9:24 pm

2 stops12h 39m

San Juan Luis Munoz Marin Intl

Tue 4/28

2:55 pm-10:28 pm

1 stop8h 33m

$285

St. LouisSan Juan

STL - SJU

STLSJU

Lambert-St Louis

Thu 4/30

11:42 am-8:24 pm

1 stop7h 42m

San Juan Luis Munoz Marin Intl

Tue 5/5

6:15 am-11:56 am

1 stop6h 41m

$325

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Wed 9/9

5:40 am-1:30 pm

1 stop6h 50m

San Juan Luis Munoz Marin Intl

Tue 9/15

7:30 am-2:33 pm

1 stop8h 03m

$326

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sun 4/19

6:30 am-3:42 pm

1 stop8h 12m

San Juan Luis Munoz Marin Intl

Wed 4/22

1:00 am-10:27 am

2 stops10h 27m

$340

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 4/11

8:00 am-9:24 pm

2 stops12h 24m

San Juan Luis Munoz Marin Intl

Tue 4/14

1:00 am-10:27 am

2 stops10h 27m

$340

St. LouisSan Juan

STL - SJU

STLSJU

Lambert-St Louis

Tue 4/21

9:10 am-9:24 pm

2 stops11h 14m

San Juan Luis Munoz Marin Intl

Fri 4/24

1:00 am-10:45 am

2 stops10h 45m

$343

St. LouisSan Juan

STL - SJU

STLSJU

Lambert-St Louis

Tue 7/7

3:30 pm-12:15 am

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Tue 7/14

7:20 pm-7:40 am

1 stop13h 20m

$346

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Tue 4/21

6:15 am-2:44 pm

1 stop7h 29m

San Juan Luis Munoz Marin Intl

Fri 4/24

1:00 am-12:24 pm

2 stops12h 24m

$354

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Wed 4/8

9:55 am-9:24 pm

2 stops10h 29m

San Juan Luis Munoz Marin Intl

Tue 4/14

1:00 am-10:27 am

2 stops10h 27m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Missouri to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean from Missouri 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 Missouri to Caribbean

What is the cheapest month to book a flight from Missouri to Caribbean?

Currently, February is the cheapest month in which you can book a flight from Missouri to Caribbean (average of $128). Flying from Missouri to Caribbean in April is currently the most expensive (average of $246). 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 MO to CB?

Find hourly flight availability from Missouri to Caribbean. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 16, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Caribbean as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Caribbean. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Missouri to Caribbean?

    A quick flight from Missouri to Caribbean can take about 6h 22m. Delta provides one of the quickest options available for as low as $262. Missouri and Caribbean 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 Missouri to Caribbean one-way?

    One-way options have recently been found by users for as low as $90 on Frontier. Other airlines that offer cheap prices include Delta from $108 and American Airlines from $108 one-way.

  • Can I find deals for flights from Missouri to Caribbean that include hotel bookings?

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

  • How can I find direct flights from Missouri to Caribbean?

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

  • Can I find deals for business class flights from Missouri to Caribbean?

    Yes. Cheapflights offers flight deals from Missouri to Caribbean 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 Missouri to Caribbean?

    Currently, February is the cheapest month in which you can book a flight from Missouri to Caribbean (average of $128). Flying from Missouri to Caribbean in April is currently the most expensive (average of $246). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Missouri to Caribbean

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

Top 6 airlines flying from Missouri to Caribbean

Discover the top 6 airlines that operate flights from Missouri to Caribbean. 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 March 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$128Average$593FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$138Average$417FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$146Average$336FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$219Average$706FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$225Average$563FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$228Average$605FlexibilityNo cancel feeOn-time71%

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