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Caribbean Islands

$65+ Cheap flights from Missouri to Caribbean Islands

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SJU
Feb 28 — Mar 71
Fri 2/28
Fri 3/7
1 adult, Economy
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Cheap flight deals from Missouri to Caribbean Islands

Keep the following information in mind while searching for Missouri to Caribbean Islands flight deals. Data was last updated February 23, 2025.

Round-trip from

$165
(CheapOair)

One-way from

$65
(Frontier)
From Missouri to Caribbean Islands
Search Deals
One-way flight from Missouri to Caribbean Islands
Search Deals

Find flight deals from Missouri to Caribbean Islands

Cheapest flights from Missouri to Caribbean Islands
Explore the most affordable flight options available from Missouri to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2025.

This CheapOair deal was found by Cheapflights users on 2/22. 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.
Sat 5/35:47 pmSTL - SJU
1 stop8h 04mMultiple Airlines
Wed 5/74:46 pmSJU - STL
1 stop26h 46mMultiple Airlines
Deal found 2/22$165
This CheapOair deal was found by Cheapflights users on 2/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/24:57 pmSTL - SJU
1 stop7h 53mFrontier
Mon 4/73:00 amSJU - STL
1 stop21h 46mFrontier
Deal found 2/23$167
This Mytrip deal was found by Cheapflights users on 2/22. 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 4/86:47 pmSTL - SJU
2 stops19h 27mSpirit Airlines
Wed 4/97:49 pmSJU - STL
1 stop22h 27mSpirit Airlines
Deal found 2/22$210
This FlightHub deal was found by Cheapflights users on 2/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/314:21 pmMCI - STT
1 stop16h 45mSpirit Airlines
Tue 4/811:11 amSTT - MCI
2 stops28h 50mSpirit Airlines
Deal found 2/23$228
This United Airlines deal was found by Cheapflights users on 2/22. 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 4/811:00 amSTL - SJU
1 stop8h 38mUnited Airlines
Tue 4/81:05 amSJU - STL
2 stops15h 42mUnited Airlines
Deal found 2/22$260
This Cheapflightsfares deal was found by Cheapflights users on 2/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/264:27 pmMCI - SJU
1 stop9h 07mSpirit Airlines
Tue 4/293:52 amSJU - MCI
1 stop12h 09mSpirit Airlines
Deal found 2/22$261
This FlightHub deal was found by Cheapflights users on 2/22. 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 4/176:11 pmSTL - STT
1 stop14h 29mSpirit Airlines
Tue 4/2210:45 amSTT - STL
1 stop7h 31mSpirit Airlines
Deal found 2/22$286
This deal was found by Cheapflights users on 2/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/269:18 amSTL - SJU
1 stop10h 10mAmerican Airlines
Wed 5/72:50 pmSJU - STL
1 stop8h 02mAmerican Airlines
Deal found 2/22$313
This Trip.com deal was found by Cheapflights users on 2/22. 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.
Sun 3/95:24 pmSTL - STT
1 stop18h 21mMultiple Airlines
Tue 3/111:40 pmSTT - STL
1 stop11h 09mMultiple Airlines
Deal found 2/22$340
This Delta deal was found by Cheapflights users on 2/22. 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.
Sat 4/267:10 amMCI - SJU
1 stop7h 51mDelta
Wed 4/307:15 amSJU - MCI
1 stop10h 09mDelta
Deal found 2/22$345
This Southwest deal was found by Cheapflights users on 2/22. 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.
Wed 5/77:40 pmSTL - SJU
1 stop13h 10mSouthwest
Sat 5/104:00 pmSJU - STL
Nonstop5h 00mSouthwest
Deal found 2/22$346
This FlightHub deal was found by Cheapflights users on 2/22. 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 5/86:43 pmMCI - MBJ
1 stop16h 23mSpirit Airlines
Thu 5/1512:46 pmMBJ - MCI
2 stops28h 52mSpirit Airlines
Deal found 2/22$351

Find flights from Missouri to Caribbean Islands within your budget

Customize your flight search to find flights from Missouri to Caribbean Islands 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 February 23, 2025.

Fly from

Missouri

Fly to

Caribbean Islands

Route

Depart

Return

Price

St. LouisSan Juan

STL - SJU

STLSJU

Lambert-St Louis

Sat 5/3

5:47 pm-2:51 am

1 stop8h 04m

San Juan Luis Munoz Marin Intl

Wed 5/7

4:46 pm-6:32 pm

1 stop26h 46m

$165

St. LouisSan Juan

STL - SJU

STLSJU

Lambert-St Louis

Wed 4/2

4:57 pm-1:50 am

1 stop7h 53m

San Juan Luis Munoz Marin Intl

Mon 4/7

3:00 am-11:46 pm

1 stop21h 46m

$167

St. LouisSan Juan

STL - SJU

STLSJU

Lambert-St Louis

Tue 4/8

6:47 pm-3:14 pm

2 stops19h 27m

San Juan Luis Munoz Marin Intl

Wed 4/9

7:49 pm-5:16 pm

1 stop22h 27m

$210

Kansas CitySaint Thomas Island

MCI - STT

MCISTT

Kansas City

Mon 3/31

4:21 pm-10:06 am

1 stop16h 45m

Saint Thomas Island Cyril E King

Tue 4/8

11:11 am-3:01 pm

2 stops28h 50m

$228

St. LouisSan Juan

STL - SJU

STLSJU

Lambert-St Louis

Tue 4/8

11:00 am-8:38 pm

1 stop8h 38m

San Juan Luis Munoz Marin Intl

Tue 4/8

1:05 am-3:47 pm

2 stops15h 42m

$260

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 4/26

4:27 pm-2:34 am

1 stop9h 07m

San Juan Luis Munoz Marin Intl

Tue 4/29

3:52 am-3:01 pm

1 stop12h 09m

$261

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Thu 4/17

6:11 pm-9:40 am

1 stop14h 29m

Saint Thomas Island Cyril E King

Tue 4/22

10:45 am-5:16 pm

1 stop7h 31m

$286

St. LouisSan Juan

STL - SJU

STLSJU

Lambert-St Louis

Sat 4/26

9:18 am-8:28 pm

1 stop10h 10m

San Juan Luis Munoz Marin Intl

Wed 5/7

2:50 pm-9:52 pm

1 stop8h 02m

$313

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Sun 3/9

5:24 pm-12:45 pm

1 stop18h 21m

Saint Thomas Island Cyril E King

Tue 3/11

1:40 pm-11:49 pm

1 stop11h 09m

$340

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 4/26

7:10 am-4:01 pm

1 stop7h 51m

San Juan Luis Munoz Marin Intl

Wed 4/30

7:15 am-4:24 pm

1 stop10h 09m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Showing 1-10 of 60 results
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Best time to book a flight from Missouri to Caribbean Islands

Have a flexible travel schedule? Discover the best time to fly to Caribbean Islands 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.

Travel insights for flights from Missouri to Caribbean Islands

Get recent, data-driven insights about flights from Missouri to Caribbean Islands including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Missouri to Caribbean Islands (average of $254). Flying from Missouri to Caribbean Islands in March is currently the most expensive (average of $363). 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 EPX?

Find hourly flight availability from Missouri to Caribbean Islands. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 23, 2025.

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

Rainfall in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Caribbean Islands ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Caribbean Islands when rainfall is around 2.2 in.

Temperature in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Caribbean Islands, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Caribbean Islands

Get insights into the airlines that provide service to Caribbean Islands. 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 Caribbean Islands. Reviews last updated February 23, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Missouri to Caribbean Islands to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,387 reviews

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,387 reviews
Southwest
8.1
Very good
4,387 reviews

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Alaska Airlines
8.0
Very good
9,707 reviews
Southwest
8.1
Very good
4,387 reviews

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,191 reviews
Southwest
8.1
Very good
4,387 reviews

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Copa Airlines
7.6
Good
1,500 reviews
Southwest
8.1
Very good
4,387 reviews

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

LATAM Airlines
7.5
Good
1,784 reviews
Southwest
8.1
Very good
4,387 reviews

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Caribbean Islands. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Missouri to Caribbean Islands one-way?

    One-way options have recently been found by users for as low as $65 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $100 and American Airlines from $133 one-way.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Missouri to Caribbean Islands (average of $254). Flying from Missouri to Caribbean Islands in March is currently the most expensive (average of $363). 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

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Alternative routes for Missouri to Caribbean Islands

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Missouri to Caribbean Islands

Discover the top 7 airlines that operate flights from Missouri to Caribbean Islands. 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 February 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$140Average$426FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$167Average$376FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$252Average$619FlexibilityNo cancel feeOn-time69%
DeltaCheapest$254Average$601FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$264Average$639FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$386Average$735FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$476Average$581FlexibilityNo cancel feeOn-time62%
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