$93+ Cheap flights from Buffalo (BUF) 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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJU
Mar 11 — Mar 181
1 adult, Economy
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Find cheap flights from Buffalo to Caribbean Islands 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 Buffalo to Caribbean Islands
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Cheapest flights from Buffalo to Caribbean IslandsExplore the most affordable flight options available from Buffalo to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 9, 2026.
Explore the most affordable flight options available from Buffalo to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 9, 2026.
This CheapOair deal was found by Cheapflights users on 2/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:17 am
BUF
- SJU
1 stop14h 36m
Multiple Airlines
Thu 2/2611:59 pm
SJU
- BUF
1 stop10h 36m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$207
This CheapOair deal was found by Cheapflights users on 2/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/234:45 pm
BUF
- SJU
1 stop8h 40m
Multiple Airlines
Sat 2/289:00 am
SJU
- BUF
1 stop10h 35m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$208
This Cheapflightsfares deal was found by Cheapflights users on 2/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:30 pm
BUF
- SJU
1 stop7h 21m
JetBlue
Tue 3/1010:59 pm
SJU
- BUF
1 stop10h 36m
JetBlue
Deal found 2/7![JetBlue logo]()
$212
This KAYAK deal was found by Cheapflights users on 2/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/187:39 pm
BUF
- SJU
1 stop6h 28m
JetBlue
Thu 5/283:00 pm
SJU
- BUF
1 stop8h 55m
JetBlue
Deal found 2/7![JetBlue logo]()
$213
This American Airlines deal was found by Cheapflights users on 2/7. 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.
Tue 3/175:30 am
BUF
- STT
1 stop6h 53m
American Airlines
Tue 3/244:20 pm
STT
- BUF
1 stop7h 18m
American Airlines
Deal found 2/7![American Airlines logo]()
$214
This Justfly.com deal was found by Cheapflights users on 2/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/214:37 pm
BUF
- SJU
1 stop19h 50m
Frontier
Fri 2/277:09 pm
SJU
- BUF
1 stop23h 36m
Frontier
Deal found 2/7![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:17 am
BUF
- STT
1 stop26h 14m
Multiple Airlines
Wed 2/255:40 pm
STT
- BUF
2 stops20h 14m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$215
This Priceline deal was found by Cheapflights users on 2/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:35 pm
BUF
- SJU
1 stop7h 16m
Multiple Airlines
Fri 3/63:58 am
SJU
- BUF
1 stop7h 51m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$216
This Mytrip deal was found by Cheapflights users on 2/6. 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.
Sat 2/214:37 pm
BUF
- SJU
1 stop9h 16m
Frontier
Wed 2/255:25 pm
SJU
- BUF
1 stop19h 09m
Frontier
Deal found 2/6![Frontier logo]()
$219
This Delta deal was found by Cheapflights users on 2/8. 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.
Tue 3/36:00 am
BUF
- STT
1 stop8h 04m
Delta
Wed 3/113:55 pm
STT
- BUF
1 stop8h 19m
Delta
Deal found 2/8![Delta logo]()
$220
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 5/266:00 am
BUF
- SJU
1 stop7h 45m
United Airlines
Fri 5/291:25 pm
SJU
- BUF
2 stops10h 27m
United Airlines
Deal found 2/8![United Airlines logo]()
$222
This Justfly.com deal was found by Cheapflights users on 2/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:17 am
BUF
- SJU
1 stop14h 36m
Frontier
Sat 2/285:25 pm
SJU
- BUF
1 stop17h 27m
Frontier
Deal found 2/7![Frontier logo]()
$224
Best flights from Buffalo to Caribbean IslandsDiscover carefully curated flight deals from Buffalo to Caribbean Islands that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 9, 2026.
Discover carefully curated flight deals from Buffalo to Caribbean Islands that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 9, 2026.
This Delta deal was found by Cheapflights users on 2/5. 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 2/2212:05 pm
BUF
- SJU
1 stop10h 53m
Delta
Wed 2/256:02 pm
SJU
- BUF
1 stop7h 12m
Delta
Deal found 2/5![Delta logo]()
$212
This Cheapflightsfares deal was found by Cheapflights users on 2/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:35 am
BUF
- SJU
1 stop8h 18m
JetBlue
Tue 3/1010:59 pm
SJU
- BUF
1 stop10h 36m
JetBlue
Deal found 2/8![JetBlue logo]()
$212
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Sat 4/256:09 am
BUF
- SJU
2 stops14h 25m
United Airlines
Fri 5/11:00 am
SJU
- BUF
1 stop9h 04m
United Airlines
Deal found 2/8![United Airlines logo]()
$212
This Priceline deal was found by Cheapflights users on 2/6. 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.
Thu 4/2311:25 am
BUF
- SJU
1 stop11h 23m
Frontier
Sun 4/263:08 am
SJU
- BUF
1 stop16h 05m
Frontier
Deal found 2/6![Frontier logo]()
$213
This American Airlines deal was found by Cheapflights users on 2/6. 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.
Sun 3/85:33 am
BUF
- STT
2 stops9h 21m
American Airlines
Mon 3/93:34 pm
STT
- BUF
2 stops18h 13m
American Airlines
Deal found 2/6![American Airlines logo]()
$214
This Southwest deal was found by Cheapflights users on 2/5. 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.
Mon 4/205:00 am
BUF
- PUJ
1 stop8h 05m
Southwest
Thu 4/232:05 pm
PUJ
- BUF
1 stop9h 10m
Southwest
Deal found 2/5![Southwest logo]()
$319
This Delta deal was found by Cheapflights users on 2/6. 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 5/612:06 pm
BUF
- SJU
1 stop11h 07m
Delta
Thu 5/141:55 pm
SJU
- BUF
1 stop10h 04m
Delta
Deal found 2/6![Delta logo]()
$212
This KAYAK deal was found by Cheapflights users on 2/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:39 pm
BUF
- SJU
1 stop6h 28m
JetBlue
Wed 5/273:00 pm
SJU
- BUF
1 stop8h 55m
JetBlue
Deal found 2/6![JetBlue logo]()
$213
This American Airlines deal was found by Cheapflights users on 2/6. 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 3/164:04 pm
BUF
- STT
2 stops19h 08m
American Airlines
Mon 3/235:25 pm
STT
- BUF
2 stops17h 33m
American Airlines
Deal found 2/6![American Airlines logo]()
$214
This Delta deal was found by Cheapflights users on 2/6. 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 5/197:00 am
BUF
- SJU
1 stop9h 23m
Delta
Thu 5/281:55 pm
SJU
- BUF
1 stop10h 04m
Delta
Deal found 2/6![Delta logo]()
$212
This JetBlue deal was found by Cheapflights users on 2/7. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/223:00 pm
BUF
- SJU
1 stop7h 58m
JetBlue
Thu 2/2611:59 pm
SJU
- BUF
1 stop10h 36m
JetBlue
Deal found 2/7![JetBlue logo]()
$213
This American Airlines deal was found by Cheapflights users on 2/6. 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 3/77:51 pm
BUF
- STT
1 stop14h 15m
American Airlines
Wed 3/1111:46 am
STT
- BUF
1 stop12h 04m
American Airlines
Deal found 2/6![American Airlines logo]()
$214
This Delta deal was found by Cheapflights users on 2/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2111:52 am
BUF
- SJU
1 stop11h 04m
Delta
Wed 2/256:02 pm
SJU
- BUF
1 stop7h 12m
Delta
Deal found 2/7![Delta logo]()
$212
This American Airlines deal was found by Cheapflights users on 2/7. 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.
Tue 3/174:25 pm
BUF
- STT
2 stops18h 41m
American Airlines
Tue 3/244:20 pm
STT
- BUF
2 stops18h 38m
American Airlines
Deal found 2/7![American Airlines logo]()
$214
This Delta deal was found by Cheapflights users on 2/6. 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 5/512:06 pm
BUF
- SJU
1 stop8h 18m
Delta
Thu 5/142:20 pm
SJU
- BUF
1 stop9h 39m
Delta
Deal found 2/6![Delta logo]()
$212
This Cheapflightsfares deal was found by Cheapflights users on 2/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:02 pm
BUF
- SJU
1 stop7h 05m
JetBlue
Sat 5/26:15 pm
SJU
- BUF
Nonstop4h 49m
JetBlue
Deal found 2/8![JetBlue logo]()
$238
This United Airlines deal was found by Cheapflights users on 2/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:00 am
BUF
- PUJ
1 stop7h 11m
United Airlines
Wed 4/294:40 pm
PUJ
- BUF
1 stop17h 13m
United Airlines
Deal found 2/7![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 2/8. 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.
Wed 3/46:00 am
BUF
- STT
1 stop8h 04m
Delta
Wed 3/113:55 pm
STT
- BUF
1 stop8h 19m
Delta
Deal found 2/8![Delta logo]()
$220
This Flysmarter deal was found by Cheapflights users on 2/8. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:00 am
BUF
- CUR
1 stop7h 47m
JetBlue
Tue 3/102:54 pm
CUR
- BUF
1 stop8h 13m
JetBlue
Deal found 2/8![JetBlue logo]()
$264
This Delta deal was found by Cheapflights users on 2/8. 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.
Wed 3/46:00 am
BUF
- STT
1 stop8h 04m
Delta
Tue 3/103:55 pm
STT
- BUF
1 stop8h 19m
Delta
Deal found 2/8![Delta logo]()
$220
This United Airlines deal was found by Cheapflights users on 2/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:00 am
BUF
- AUA
1 stop8h 20m
United Airlines
Wed 4/224:30 pm
AUA
- BUF
1 stop17h 30m
United Airlines
Deal found 2/7![United Airlines logo]()
$325
This Delta deal was found by Cheapflights users on 2/8. 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.
Tue 3/106:00 am
BUF
- STT
1 stop7h 47m
Delta
Wed 3/183:55 pm
STT
- BUF
1 stop8h 19m
Delta
Deal found 2/8![Delta logo]()
$220
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 2/246:07 am
BUF
- AUA
2 stops9h 33m
United Airlines
Wed 3/45:50 pm
AUA
- BUF
1 stop6h 54m
United Airlines
Deal found 2/8![United Airlines logo]()
$325
This KAYAK deal was found by Cheapflights users on 2/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:00 am
BUF
- SXM
1 stop8h 15m
JetBlue
Thu 3/52:25 pm
SXM
- BUF
1 stop10h 07m
JetBlue
Deal found 2/5![JetBlue logo]()
$281
This American Airlines deal was found by Cheapflights users on 2/7. 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.
Tue 5/56:00 am
BUF
- MBJ
1 stop9h 15m
American Airlines
Tue 5/123:20 pm
MBJ
- BUF
2 stops18h 57m
American Airlines
Deal found 2/7![American Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 2/8. 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.
Tue 3/106:00 am
BUF
- STT
1 stop7h 47m
Delta
Mon 3/161:55 pm
STT
- BUF
1 stop9h 51m
Delta
Deal found 2/8![Delta logo]()
$220
This United Airlines deal was found by Cheapflights users on 2/6. 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 3/26:07 am
BUF
- NAS
2 stops8h 25m
United Airlines
Wed 3/114:25 pm
NAS
- BUF
1 stop7h 31m
United Airlines
Deal found 2/6![United Airlines logo]()
$326
This KAYAK deal was found by Cheapflights users on 2/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:00 am
BUF
- CUR
1 stop7h 46m
JetBlue
Fri 3/63:54 pm
CUR
- BUF
1 stop8h 38m
JetBlue
Deal found 2/7![JetBlue logo]()
$282
This American Airlines deal was found by Cheapflights users on 2/6. 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 3/167:40 pm
BUF
- MBJ
1 stop16h 44m
American Airlines
Thu 3/192:26 pm
MBJ
- BUF
2 stops17h 56m
American Airlines
Deal found 2/6![American Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 2/8. 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.
Wed 3/186:00 am
BUF
- STT
1 stop7h 47m
Delta
Thu 3/263:55 pm
STT
- BUF
1 stop8h 19m
Delta
Deal found 2/8![Delta logo]()
$220
Last-minute flights from Buffalo to Caribbean IslandsDiscover last-minute flight deals from Buffalo to Caribbean Islands. Data last updated February 9, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Caribbean Islands. Data last updated February 9, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 2/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/214:37 pm
BUF
- SJU
1 stop19h 50m
Frontier
Fri 2/277:09 pm
SJU
- BUF
1 stop23h 36m
Frontier
Deal found 2/7![Frontier logo]()
$214
This Mytrip deal was found by Cheapflights users on 2/6. 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.
Sat 2/214:37 pm
BUF
- SJU
1 stop9h 16m
Frontier
Wed 2/255:25 pm
SJU
- BUF
1 stop19h 09m
Frontier
Deal found 2/6![Frontier logo]()
$219
This JetBlue deal was found by Cheapflights users on 2/7. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/223:00 pm
BUF
- SJU
1 stop7h 58m
JetBlue
Thu 2/2611:59 pm
SJU
- BUF
1 stop10h 36m
JetBlue
Deal found 2/7![JetBlue logo]()
$213
This CheapOair deal was found by Cheapflights users on 2/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:17 am
BUF
- SJU
1 stop14h 36m
Multiple Airlines
Thu 2/2611:59 pm
SJU
- BUF
1 stop10h 36m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$207
This CheapOair deal was found by Cheapflights users on 2/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/234:45 pm
BUF
- SJU
1 stop8h 40m
Multiple Airlines
Sat 2/289:00 am
SJU
- BUF
1 stop10h 35m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:17 am
BUF
- STT
1 stop26h 14m
Multiple Airlines
Wed 2/255:40 pm
STT
- BUF
2 stops20h 14m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$215
This Justfly.com deal was found by Cheapflights users on 2/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:17 am
BUF
- SJU
1 stop14h 36m
Frontier
Sat 2/285:25 pm
SJU
- BUF
1 stop17h 27m
Frontier
Deal found 2/7![Frontier logo]()
$224
This Priceline deal was found by Cheapflights users on 2/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:17 pm
BUF
- SJU
1 stop6h 36m
Multiple Airlines
Tue 3/36:10 am
SJU
- BUF
1 stop7h 50m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$222
This Priceline deal was found by Cheapflights users on 2/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:35 pm
BUF
- SJU
1 stop7h 16m
Multiple Airlines
Fri 3/63:58 am
SJU
- BUF
1 stop7h 51m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$216
This Cheapflightsfares deal was found by Cheapflights users on 2/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:30 pm
BUF
- SJU
1 stop7h 21m
JetBlue
Tue 3/1010:59 pm
SJU
- BUF
1 stop10h 36m
JetBlue
Deal found 2/7![JetBlue logo]()
$212
This Delta deal was found by Cheapflights users on 2/8. 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.
Tue 3/36:00 am
BUF
- STT
1 stop8h 04m
Delta
Tue 3/103:55 pm
STT
- BUF
1 stop8h 19m
Delta
Deal found 2/8![Delta logo]()
$220
This American Airlines deal was found by Cheapflights users on 2/6. 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 3/174:25 pm
BUF
- STT
2 stops18h 47m
American Airlines
Tue 3/244:20 pm
STT
- BUF
2 stops18h 38m
American Airlines
Deal found 2/6![American Airlines logo]()
$214
One-way flights from Buffalo to Caribbean IslandsSearch for one-way flight options from Buffalo to Caribbean Islands. Find affordable one-way fares based on user searches. Data last updated February 9, 2026.
Search for one-way flight options from Buffalo to Caribbean Islands. Find affordable one-way fares based on user searches. Data last updated February 9, 2026.
This Super.com deal was found by Cheapflights users on 2/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/214:37 pm
BUF
- SJU
1 stop9h 16m
Frontier
Deal found 2/7![Frontier logo]()
$93
This Super.com deal was found by Cheapflights users on 2/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/71:02 pm
BUF
- SJU
1 stop11h 50m
Frontier
Deal found 2/8![Frontier logo]()
$95
This SmartFares deal was found by Cheapflights users on 2/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/178:30 pm
BUF
- SJU
1 stop6h 25m
JetBlue
Deal found 2/5![JetBlue logo]()
$97
This United Airlines deal was found by Cheapflights users on 2/6. 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 3/86:51 am
BUF
- STT
1 stop8h 27m
United Airlines
Deal found 2/6![United Airlines logo]()
$105
This United Airlines deal was found by Cheapflights users on 2/6. 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 5/57:00 am
BUF
- SJU
1 stop7h 44m
United Airlines
Deal found 2/6![United Airlines logo]()
$106
This KAYAK deal was found by Cheapflights users on 2/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:41 pm
BUF
- SJU
1 stop7h 10m
JetBlue
Deal found 2/7![JetBlue logo]()
$107
This American Airlines deal was found by Cheapflights users on 2/7. 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.
Sat 4/186:00 am
BUF
- NAS
1 stop8h 21m
American Airlines
Deal found 2/7![American Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/231:48 pm
BUF
- SJU
2 stops24h 43m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$110
This American Airlines deal was found by Cheapflights users on 2/6. 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.
Sun 3/86:15 pm
BUF
- STT
2 stops18h 08m
American Airlines
Deal found 2/6![American Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 3/21:48 pm
BUF
- SJU
2 stops28h 10m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$111
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 4/77:00 am
BUF
- SJU
2 stops13h 38m
United Airlines
Deal found 2/8![United Airlines logo]()
$112
This Super.com deal was found by Cheapflights users on 2/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1911:07 am
BUF
- SJU
1 stop14h 18m
Frontier
Deal found 2/8![Frontier logo]()
$115
Find flight deals from Buffalo to Caribbean Islands
Keep the following information in mind while searching for Buffalo to Caribbean Islands flight deals. Data was last updated February 9, 2026.
Round-trip from | $192 (Frontier) |
|---|---|
One-way from | $93 (Super.com) |
Popular in | December |
Cheapest in | September |
Average price | $391 |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo 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 9, 2026.
Use the filters below to find and compare flights from Buffalo to Caribbean Islands that are best for you.
Fly from
Buffalo
Fly to
Caribbean Islands
Route
Depart
Return
Price
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Sun 2/22
12:05 pm-11:58 pm
1 stop10h 53m
San Juan Luis Munoz Marin Intl
Wed 2/25
6:02 pm-12:14 am
1 stop7h 12m
$212
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Tue 3/3
10:35 am-7:53 pm
1 stop8h 18m
San Juan Luis Munoz Marin Intl
Tue 3/10
10:59 pm-9:35 am
1 stop10h 36m
$212
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Sat 4/25
6:09 am-8:34 pm
2 stops14h 25m
San Juan Luis Munoz Marin Intl
Fri 5/1
1:00 am-10:04 am
1 stop9h 04m
$212
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Wed 5/6
12:06 pm-11:13 pm
1 stop11h 07m
San Juan Luis Munoz Marin Intl
Thu 5/14
1:55 pm-11:59 pm
1 stop10h 04m
$212
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Tue 5/19
7:00 am-4:23 pm
1 stop9h 23m
San Juan Luis Munoz Marin Intl
Thu 5/28
1:55 pm-11:59 pm
1 stop10h 04m
$212
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Sat 2/21
11:52 am-11:56 pm
1 stop11h 04m
San Juan Luis Munoz Marin Intl
Wed 2/25
6:02 pm-12:14 am
1 stop7h 12m
$212
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Tue 5/5
12:06 pm-8:24 pm
1 stop8h 18m
San Juan Luis Munoz Marin Intl
Thu 5/14
2:20 pm-11:59 pm
1 stop9h 39m
$212
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Thu 4/23
11:25 am-10:48 pm
1 stop11h 23m
San Juan Luis Munoz Marin Intl
Sun 4/26
3:08 am-7:13 pm
1 stop16h 05m
$213
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Tue 5/19
7:39 pm-2:07 am
1 stop6h 28m
San Juan Luis Munoz Marin Intl
Wed 5/27
3:00 pm-11:55 pm
1 stop8h 55m
$213
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Sun 2/22
3:00 pm-11:58 pm
1 stop7h 58m
San Juan Luis Munoz Marin Intl
Thu 2/26
11:59 pm-9:35 am
1 stop10h 36m
$213
Showing 1-10 of 60 results
Best time to book a flight from Buffalo to Caribbean Islands
Have a flexible travel schedule? Discover the best time to fly to Caribbean Islands from Buffalo with our price prediction graph.
BUF-SJU
BUF-STT
BUF-NAS
BUF-PLS
BUF-SXM
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 Buffalo to Caribbean Islands
BUF-zzEPX
BUF-SJU
BUF-STT
BUF-NAS
BUF-PLS
What is the cheapest month to book a flight from Buffalo to Caribbean Islands?
Currently, February is the cheapest month in which you can book a flight from Buffalo to Caribbean Islands (average of $89). Flying from Buffalo to Caribbean Islands in December is currently the most expensive (average of $250). 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.
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 9, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Buffalo to Caribbean Islands to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Buffalo to Caribbean Islands. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Buffalo to Caribbean Islands
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Caribbean Islands by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Buffalo to Caribbean Islands by cabin class
Find flights from Buffalo to Caribbean Islands, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Buffalo and Caribbean Islands flights
Browse other Buffalo and Caribbean Islands flight options. Last updated on February 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Buffalo to Caribbean Islands flights
Consider these flights traveling from Buffalo to Caribbean Islands.
Top 6 airlines flying from Buffalo to Caribbean Islands
Discover the top 6 airlines that operate flights from Buffalo 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 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$126 | Average$506 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$129 | Average$276 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$192 | Average$542 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$204 | Average$529 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$225 | Average$688 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$231 | Average$551 | FlexibilityNo cancel fee | On-time71% |