$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
Round-trip
1 adult, Economy
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Find cheap flights from Missouri to Caribbean with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Missouri to Caribbean
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Cheapest flights from Missouri to CaribbeanExplore 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.
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![Frontier logo]()
$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![Frontier logo]()
$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![American Airlines logo]()
$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![Frontier logo]()
$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![American Airlines logo]()
$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![Frontier logo]()
$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![Delta logo]()
$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![Frontier logo]()
$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![Frontier logo]()
$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![United Airlines logo]()
$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![Frontier logo]()
$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![Delta logo]()
$270
Best flights from Missouri to CaribbeanDiscover carefully curated flight deals from Missouri to Caribbean that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 16, 2026.
Discover carefully curated flight deals from Missouri to Caribbean that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 16, 2026.
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.
Tue 5/51:02 pm
STL
- SJU
1 stop6h 22m
Delta
Sat 5/162:48 pm
SJU
- STL
1 stop7h 41m
Delta
Deal found 3/15![Delta logo]()
$262
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![United Airlines logo]()
$285
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/73:30 pm
STL
- SJU
1 stop7h 45m
Southwest
Tue 7/147:20 pm
SJU
- STL
1 stop13h 20m
Southwest
Deal found 3/15![Southwest logo]()
$346
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
- STT
2 stops17h 22m
American Airlines
Thu 5/1412:25 pm
STT
- STL
2 stops12h 31m
American Airlines
Deal found 3/11![American Airlines logo]()
$392
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/104:19 pm
STL
- STT
1 stop16h 35m
Multiple Airlines
Sat 5/1610:49 am
STT
- STL
1 stop14h 32m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$416
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 5/56:41 pm
STL
- PUJ
2 stops39h 16m
Frontier
Tue 5/123:35 pm
PUJ
- STL
1 stop18h 20m
Frontier
Deal found 3/11![Frontier logo]()
$416
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/81:00 pm
STL
- AUA
2 stops24h 15m
Air Canada
Sat 5/233:05 pm
AUA
- STL
1 stop22h 01m
Air Canada
Deal found 3/11![Air Canada logo]()
$490
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/265:45 am
MCI
- STT
1 stop6h 41m
Spirit Airlines
Mon 3/302:36 pm
STT
- MCI
3 stops21h 53m
Spirit Airlines
Deal found 3/11![Spirit Airlines logo]()
$491
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:42 am
STL
- SJU
1 stop7h 42m
Delta
Tue 5/56:15 am
SJU
- STL
1 stop6h 41m
Delta
Deal found 3/11![Delta logo]()
$325
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:30 am
MCI
- SJU
1 stop8h 12m
United Airlines
Wed 4/221:00 am
SJU
- MCI
2 stops10h 27m
United Airlines
Deal found 3/12![United Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 3/14. 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.
Wed 9/95:40 am
MCI
- SJU
1 stop6h 50m
Delta
Tue 9/157:30 am
SJU
- MCI
1 stop8h 03m
Delta
Deal found 3/14![Delta logo]()
$326
This United Airlines deal was found by Cheapflights users on 3/14. 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.
Sat 4/118:00 am
MCI
- SJU
2 stops12h 24m
United Airlines
Tue 4/141:00 am
SJU
- MCI
2 stops10h 27m
United Airlines
Deal found 3/14![United Airlines logo]()
$340
This Southwest deal was found by Cheapflights users on 3/14. 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.
Tue 6/231:00 pm
MCI
- SJU
1 stop10h 15m
Southwest
Mon 6/2910:20 pm
SJU
- MCI
1 stop12h 05m
Southwest
Deal found 3/14![Southwest logo]()
$386
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/219:10 am
STL
- SJU
2 stops11h 14m
United Airlines
Fri 4/241:00 am
SJU
- STL
2 stops10h 45m
United Airlines
Deal found 3/13![United Airlines logo]()
$343
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:27 pm
STL
- STT
2 stops18h 42m
Multiple Airlines
Sat 5/1610:49 am
STT
- STL
1 stop14h 32m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$418
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/192:55 pm
MCI
- SJU
1 stop9h 25m
Southwest
Mon 6/223:55 pm
SJU
- MCI
1 stop8h 30m
Southwest
Deal found 3/15![Southwest logo]()
$386
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:00 am
MCI
- STT
1 stop8h 29m
American Airlines
Wed 4/14:42 pm
STT
- MCI
1 stop8h 17m
American Airlines
Deal found 3/15![American Airlines logo]()
$445
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.
Sun 5/105:39 am
MCI
- PLS
1 stop6h 01m
Delta
Wed 5/133:25 pm
PLS
- MCI
1 stop9h 24m
Delta
Deal found 3/12![Delta logo]()
$383
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:15 am
MCI
- SJU
1 stop7h 29m
United Airlines
Fri 4/241:00 am
SJU
- MCI
2 stops12h 24m
United Airlines
Deal found 3/13![United Airlines logo]()
$354
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:06 pm
STL
- PUJ
2 stops40h 04m
Frontier
Tue 5/53:35 pm
PUJ
- STL
1 stop18h 20m
Frontier
Deal found 3/13![Frontier logo]()
$472
This American Airlines deal was found by Cheapflights users on 3/14. 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 3/275:30 am
MCI
- STT
2 stops9h 59m
American Airlines
Wed 4/11:53 pm
STT
- MCI
2 stops11h 19m
American Airlines
Deal found 3/14![American Airlines logo]()
$445
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/152:50 pm
MCI
- SJU
2 stops8h 05m
Southwest
Tue 5/197:00 pm
SJU
- MCI
1 stop14h 15m
Southwest
Deal found 3/15![Southwest logo]()
$415
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 4/137:25 am
STL
- STT
1 stop6h 23m
Delta
Wed 4/151:59 pm
STT
- STL
1 stop8h 20m
Delta
Deal found 3/12![Delta logo]()
$392
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.
Wed 4/89:55 am
MCI
- SJU
2 stops10h 29m
United Airlines
Tue 4/141:00 am
SJU
- MCI
2 stops10h 27m
United Airlines
Deal found 3/11![United Airlines logo]()
$366
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.
Mon 5/115:51 am
STL
- NAS
2 stops9h 43m
American Airlines
Sat 5/162:33 pm
NAS
- STL
2 stops8h 46m
American Airlines
Deal found 3/11![American Airlines logo]()
$445
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/254:05 pm
STL
- PUJ
2 stops48h 50m
Multiple Airlines
Mon 3/302:19 pm
PUJ
- STL
Nonstop5h 13m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$495
This Air Canada deal was found by Cheapflights users on 3/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/187:05 am
STL
- PUJ
2 stops29h 50m
Air Canada
Mon 5/252:55 pm
PUJ
- STL
1 stop30h 30m
Air Canada
Deal found 3/14![Air Canada logo]()
$548
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/278:25 am
STL
- SJU
1 stop7h 35m
Southwest
Tue 7/77:00 am
SJU
- STL
2 stops8h 45m
Southwest
Deal found 3/11![Southwest logo]()
$441
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.
Tue 4/76:00 am
STL
- STT
1 stop6h 47m
Delta
Thu 4/161:59 pm
STT
- STL
1 stop10h 37m
Delta
Deal found 3/15![Delta logo]()
$412
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.
Mon 5/46:30 am
STL
- SJU
2 stops13h 54m
United Airlines
Thu 5/77:20 am
SJU
- STL
2 stops14h 53m
United Airlines
Deal found 3/11![United Airlines logo]()
$382
Last-minute flights from Missouri to CaribbeanDiscover last-minute flight deals from Missouri to Caribbean. Data last updated March 16, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Caribbean. Data last updated March 16, 2026 and is based on user searches.
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![Frontier logo]()
$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.
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![Frontier logo]()
$254
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![Frontier logo]()
$269
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![Frontier logo]()
$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.
Wed 4/85:20 am
STL
- SJU
1 stop16h 42m
American Airlines
Mon 4/137:00 pm
SJU
- STL
1 stop16h 16m
American Airlines
Deal found 3/11![American Airlines logo]()
$247
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![Frontier logo]()
$263
This Delta deal was found by Cheapflights users on 3/14. 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 4/1312:25 pm
MCI
- SJU
1 stop9h 47m
Delta
Sat 4/186:15 am
SJU
- MCI
1 stop7h 46m
Delta
Deal found 3/14![Delta logo]()
$270
This United Airlines deal was found by Cheapflights users on 3/14. 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 4/146:30 am
MCI
- SJU
1 stop8h 12m
United Airlines
Tue 4/217:40 am
SJU
- MCI
1 stop7h 45m
United Airlines
Deal found 3/14![United Airlines logo]()
$275
This Delta deal was found by Cheapflights users on 3/14. 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 4/206:00 am
STL
- SJU
1 stop6h 25m
Delta
Tue 4/286:15 am
SJU
- STL
1 stop6h 41m
Delta
Deal found 3/14![Delta logo]()
$262
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:00 am
STL
- SJU
1 stop12h 51m
American Airlines
Thu 4/237:00 pm
SJU
- STL
1 stop16h 16m
American Airlines
Deal found 3/12![American Airlines logo]()
$242
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![United Airlines logo]()
$266
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:15 am
MCI
- SJU
1 stop7h 29m
United Airlines
Fri 5/11:00 am
SJU
- MCI
1 stop11h 25m
United Airlines
Deal found 3/13![United Airlines logo]()
$277
One-way flights from Missouri to CaribbeanSearch for one-way flight options from Missouri to Caribbean. Find affordable one-way fares based on user searches. Data last updated March 16, 2026.
Search for one-way flight options from Missouri to Caribbean. Find affordable one-way fares based on user searches. Data last updated March 16, 2026.
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/104:31 pm
MCI
- SJU
1 stop7h 21m
Frontier
Deal found 3/15![Frontier logo]()
$111
This Frontier deal was found by Cheapflights users on 3/16. 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 4/184:59 pm
STL
- SJU
1 stop8h 02m
Frontier
Deal found 3/16![Frontier logo]()
$111
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.
Tue 4/1411:42 am
STL
- SJU
1 stop10h 30m
Delta
Deal found 3/12![Delta logo]()
$121
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:48 am
MCI
- SJU
1 stop13h 03m
American Airlines
Deal found 3/13![American Airlines logo]()
$125
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 4/155:20 am
STL
- SJU
1 stop8h 22m
American Airlines
Deal found 3/11![American Airlines logo]()
$126
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:48 am
MCI
- SJU
1 stop13h 03m
American Airlines
Deal found 3/15![American Airlines logo]()
$128
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:33 pm
STL
- SJU
2 stops30h 35m
Frontier
Deal found 3/13![Frontier logo]()
$129
This Delta deal was found by Cheapflights users on 3/14. 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 5/127:15 am
STL
- SJU
1 stop8h 18m
Delta
Deal found 3/14![Delta logo]()
$131
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.
Mon 5/114:19 pm
STL
- SJU
1 stop8h 49m
Frontier
Deal found 3/13![Frontier logo]()
$132
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/86:12 pm
STL
- NAS
1 stop14h 51m
American Airlines
Deal found 3/15![American Airlines logo]()
$133
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/244:05 pm
STL
- NAS
1 stop19h 50m
Air Canada
Deal found 3/11![Air Canada logo]()
$134
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:19 pm
STL
- SJU
1 stop14h 45m
Frontier
Deal found 3/13![Frontier logo]()
$138
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 |
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
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
Showing 1-10 of 60 resultsSorted by cheapest first
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.
MCI-SJU
STL-SJU
STL-NAS
STL-STT
STL-PUJ
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
USMO-0CB
MCI-SJU
STL-SJU
STL-NAS
STL-STT
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.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Return Flight Options
Top countries
Top destinations
Alternative routes for Missouri to Caribbean
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Caribbean by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Missouri to Caribbean by cabin class
Find flights from Missouri to Caribbean, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Missouri and Caribbean flights
Browse other Missouri and Caribbean flight options. Last updated on March 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Caribbean
Find the right flight back to Missouri after your stay in Caribbean
Fly to Caribbean countries
Consider these flights traveling to countries located in Caribbean.
Missouri to Caribbean flights
Consider these flights traveling from Missouri to Caribbean.
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.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$593 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$138 | Average$417 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$146 | Average$336 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$219 | Average$706 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$225 | Average$563 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$605 | FlexibilityNo cancel fee | On-time71% |