$147+ 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJU
Jul 4 — Jul 111
Round-trip
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 June 4, 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 June 4, 2026.
This JetBlue deal was found by Cheapflights users on 5/31. 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.
Sat 6/137:00 am
BUF
- SJU
Nonstop4h 43m
JetBlue
Sat 6/206:20 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 5/31![JetBlue logo]()
$285
This SmartFares deal was found by Cheapflights users on 6/1. 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.
Fri 9/47:00 am
BUF
- SJU
Nonstop4h 33m
JetBlue
Mon 9/146:15 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 6/1![JetBlue logo]()
$300
This Southwest deal was found by Cheapflights users on 6/3. 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 8/2111:25 am
BUF
- SJU
1 stop11h 25m
Southwest
Thu 8/275:30 am
SJU
- BUF
1 stop7h 15m
Southwest
Deal found 6/3![Southwest logo]()
$302
This United Airlines deal was found by Cheapflights users on 5/30. 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 8/186:55 am
BUF
- SJU
2 stops13h 43m
United Airlines
Tue 8/257:00 am
SJU
- BUF
2 stops14h 07m
United Airlines
Deal found 5/30![United Airlines logo]()
$305
This American Airlines deal was found by Cheapflights users on 6/4. 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 8/1910:26 am
BUF
- SJU
2 stops11h 29m
American Airlines
Wed 9/27:00 am
SJU
- BUF
1 stop7h 26m
American Airlines
Deal found 6/4![American Airlines logo]()
$307
This Cheapflightsfares deal was found by Cheapflights users on 6/4. 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.
Wed 8/197:00 am
BUF
- SJU
Nonstop4h 33m
JetBlue
Wed 9/26:20 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 6/4![JetBlue logo]()
$310
This Southwest deal was found by Cheapflights users on 5/31. 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 8/128:05 am
BUF
- SJU
1 stop10h 55m
Southwest
Wed 8/195:15 am
SJU
- BUF
1 stop6h 25m
Southwest
Deal found 5/31![Southwest logo]()
$312
This JetBlue deal was found by Cheapflights users on 5/30. 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.
Mon 8/177:00 am
BUF
- SJU
Nonstop4h 33m
JetBlue
Mon 8/246:20 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 5/30![JetBlue logo]()
$315
This Cheapflightsfares deal was found by Cheapflights users on 6/2. 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.
Fri 6/57:16 am
BUF
- SJU
Nonstop3h 55m
JetBlue
Wed 6/106:20 pm
SJU
- BUF
Nonstop4h 49m
JetBlue
Deal found 6/2![JetBlue logo]()
$320
This Delta deal was found by Cheapflights users on 6/2. 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 9/912:09 pm
BUF
- SJU
1 stop10h 14m
Delta
Thu 10/87:00 am
SJU
- BUF
1 stop7h 34m
Delta
Deal found 6/2![Delta logo]()
$324
This Super.com deal was found by Cheapflights users on 6/2. 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.
Fri 6/57:16 am
BUF
- SJU
Nonstop3h 55m
JetBlue
Wed 6/176:20 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 6/2![JetBlue logo]()
$325
This American Airlines deal was found by Cheapflights users on 5/30. 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 8/2010:26 am
BUF
- SJU
2 stops11h 29m
American Airlines
Tue 8/256:00 am
SJU
- BUF
2 stops11h 08m
American Airlines
Deal found 5/30![American Airlines logo]()
$327
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 June 4, 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 June 4, 2026.
This United Airlines deal was found by Cheapflights users on 5/31. 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 9/16:55 am
BUF
- SJU
2 stops13h 43m
United Airlines
Mon 9/144:55 pm
SJU
- BUF
1 stop6h 49m
United Airlines
Deal found 5/31![United Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 5/30. 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.
Sun 9/612:55 pm
BUF
- SJU
1 stop10h 25m
Southwest
Sat 9/128:20 am
SJU
- BUF
1 stop8h 25m
Southwest
Deal found 5/30![Southwest logo]()
$302
This JetBlue deal was found by Cheapflights users on 6/3. 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.
Fri 8/287:00 am
BUF
- SJU
Nonstop4h 33m
JetBlue
Mon 8/316:20 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 6/3![JetBlue logo]()
$315
This Delta deal was found by Cheapflights users on 6/3. 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 9/66:00 am
BUF
- SJU
1 stop10h 38m
Delta
Sat 9/123:10 pm
SJU
- BUF
1 stop7h 53m
Delta
Deal found 6/3![Delta logo]()
$324
This American Airlines deal was found by Cheapflights users on 5/31. 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 9/277:51 pm
BUF
- MBJ
2 stops18h 02m
American Airlines
Sat 10/31:54 pm
MBJ
- BUF
2 stops19h 05m
American Airlines
Deal found 5/31![American Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 5/30. 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 9/276:05 am
BUF
- MBJ
1 stop10h 29m
Delta
Sat 10/312:50 pm
MBJ
- BUF
1 stop10h 22m
Delta
Deal found 5/30![Delta logo]()
$352
This American Airlines deal was found by Cheapflights users on 6/4. 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 11/157:12 pm
BUF
- MBJ
2 stops17h 43m
American Airlines
Sat 11/212:19 pm
MBJ
- BUF
1 stop9h 17m
American Airlines
Deal found 6/4![American Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 6/3. 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.
Thu 10/83:10 pm
BUF
- SJU
1 stop8h 00m
Southwest
Thu 10/155:00 am
SJU
- BUF
1 stop9h 10m
Southwest
Deal found 6/3![Southwest logo]()
$359
This JetBlue deal was found by Cheapflights users on 6/3. 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.
Tue 9/226:00 am
BUF
- SJU
1 stop7h 34m
JetBlue
Wed 9/236:15 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 6/3![JetBlue logo]()
$361
This United Airlines deal was found by Cheapflights users on 6/1. 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 7/117:52 pm
BUF
- SXM
1 stop16h 41m
United Airlines
Fri 7/173:50 pm
SXM
- BUF
2 stops18h 10m
United Airlines
Deal found 6/1![United Airlines logo]()
$383
This Delta deal was found by Cheapflights users on 6/2. 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 8/66:00 am
BUF
- SJU
1 stop10h 38m
Delta
Thu 8/131:19 pm
SJU
- BUF
1 stop11h 21m
Delta
Deal found 6/2![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 5/31. 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.
Sun 8/305:45 pm
BUF
- SJU
1 stop6h 45m
Southwest
Sun 9/66:00 am
SJU
- BUF
1 stop11h 20m
Southwest
Deal found 5/31![Southwest logo]()
$368
This American Airlines deal was found by Cheapflights users on 6/3. 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 11/27:12 pm
BUF
- AUA
2 stops20h 28m
American Airlines
Mon 11/95:40 pm
AUA
- BUF
2 stops18h 29m
American Airlines
Deal found 6/3![American Airlines logo]()
$372
This Delta deal was found by Cheapflights users on 6/2. 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 9/76:00 am
BUF
- SJU
1 stop10h 38m
Delta
Tue 9/227:00 am
SJU
- BUF
1 stop8h 05m
Delta
Deal found 6/2![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Fri 6/266:15 am
BUF
- SXM
1 stop6h 18m
United Airlines
Wed 7/13:50 pm
SXM
- BUF
2 stops18h 10m
United Airlines
Deal found 6/4![United Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 5/31. 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 8/286:00 am
BUF
- SJU
1 stop10h 55m
Southwest
Sun 8/306:35 am
SJU
- BUF
2 stops10h 30m
Southwest
Deal found 5/31![Southwest logo]()
$368
This Flighttix deal was found by Cheapflights users on 5/30. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:00 am
BUF
- CUR
2 stops30h 10m
Multiple Airlines
Sat 8/13:13 pm
CUR
- BUF
1 stop9h 07m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$941
This American Airlines deal was found by Cheapflights users on 6/3. 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 9/26:00 am
BUF
- STI
2 stops14h 03m
American Airlines
Sat 9/193:15 pm
STI
- BUF
2 stops18h 44m
American Airlines
Deal found 6/3![American Airlines logo]()
$397
This United Airlines deal was found by Cheapflights users on 5/31. 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 8/226:55 am
BUF
- AUA
1 stop8h 25m
United Airlines
Sat 8/293:10 pm
AUA
- BUF
2 stops18h 18m
United Airlines
Deal found 5/31![United Airlines logo]()
$408
This JetBlue deal was found by Cheapflights users on 5/31. 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 6/216:32 am
BUF
- SXM
1 stop6h 48m
JetBlue
Thu 6/253:02 pm
SXM
- BUF
1 stop9h 11m
JetBlue
Deal found 5/31![JetBlue logo]()
$476
This American Airlines deal was found by Cheapflights users on 6/4. 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 6/207:30 pm
BUF
- SXM
2 stops20h 12m
American Airlines
Wed 6/241:40 pm
SXM
- BUF
1 stop10h 14m
American Airlines
Deal found 6/4![American Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 6/3. 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 9/196:00 am
BUF
- PUJ
1 stop6h 15m
United Airlines
Sat 9/261:50 pm
PUJ
- BUF
1 stop19h 59m
United Airlines
Deal found 6/3![United Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 6/3. 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 9/146:05 am
BUF
- PUJ
1 stop7h 15m
Delta
Fri 9/181:57 pm
PUJ
- BUF
1 stop10h 15m
Delta
Deal found 6/3![Delta logo]()
$423
This JetBlue deal was found by Cheapflights users on 5/31. 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.
Tue 10/207:40 am
BUF
- SDQ
1 stop7h 36m
JetBlue
Sat 10/2412:10 pm
SDQ
- BUF
1 stop11h 40m
JetBlue
Deal found 5/31![JetBlue logo]()
$479
This United Airlines deal was found by Cheapflights users on 6/2. 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 10/256:00 am
BUF
- PUJ
1 stop28h 50m
United Airlines
Wed 10/286:30 pm
PUJ
- BUF
2 stops15h 17m
United Airlines
Deal found 6/2![United Airlines logo]()
$423
This American Airlines deal was found by Cheapflights users on 5/30. 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 11/307:12 pm
BUF
- AUA
2 stops18h 29m
American Airlines
Sat 12/55:55 pm
AUA
- BUF
2 stops18h 19m
American Airlines
Deal found 5/30![American Airlines logo]()
$427
This Faresmojo deal was found by Cheapflights users on 6/1. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/297:00 am
BUF
- STI
1 stop12h 34m
JetBlue
Wed 8/121:55 pm
STI
- BUF
1 stop10h 45m
JetBlue
Deal found 6/1![JetBlue logo]()
$512
This American Airlines deal was found by Cheapflights users on 6/3. 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 9/56:00 am
BUF
- SDQ
1 stop7h 13m
American Airlines
Tue 9/84:24 pm
SDQ
- BUF
2 stops18h 54m
American Airlines
Deal found 6/3![American Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 6/1. 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 10/267:30 pm
BUF
- PUJ
2 stops19h 32m
United Airlines
Mon 11/22:55 pm
PUJ
- BUF
2 stops19h 52m
United Airlines
Deal found 6/1![United Airlines logo]()
$440
This Delta deal was found by Cheapflights users on 6/3. 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 8/46:00 am
BUF
- SXM
1 stop7h 53m
Delta
Sat 8/83:50 pm
SXM
- BUF
1 stop8h 50m
Delta
Deal found 6/3![Delta logo]()
$490
Last-minute flights from Buffalo to Caribbean IslandsDiscover last-minute flight deals from Buffalo to Caribbean Islands. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Caribbean Islands. Data last updated June 4, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 6/2. 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.
Wed 6/37:16 am
BUF
- SJU
Nonstop3h 55m
JetBlue
Wed 6/106:20 pm
SJU
- BUF
Nonstop4h 49m
JetBlue
Deal found 6/2![JetBlue logo]()
$341
This Cheapflightsfares deal was found by Cheapflights users on 6/2. 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.
Fri 6/57:16 am
BUF
- SJU
Nonstop3h 55m
JetBlue
Wed 6/106:20 pm
SJU
- BUF
Nonstop4h 49m
JetBlue
Deal found 6/2![JetBlue logo]()
$320
This Super.com deal was found by Cheapflights users on 6/2. 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.
Fri 6/57:16 am
BUF
- SJU
Nonstop3h 55m
JetBlue
Wed 6/176:20 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 6/2![JetBlue logo]()
$325
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Fri 6/57:00 am
BUF
- SJU
2 stops13h 38m
United Airlines
Tue 6/94:55 pm
SJU
- BUF
1 stop7h 03m
United Airlines
Deal found 6/2![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 6/3. 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 6/66:00 am
BUF
- SJU
1 stop7h 45m
United Airlines
Tue 6/91:00 am
SJU
- BUF
2 stops12h 13m
United Airlines
Deal found 6/3![United Airlines logo]()
$334
This JetBlue deal was found by Cheapflights users on 5/31. 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.
Sat 6/137:00 am
BUF
- SJU
Nonstop4h 43m
JetBlue
Sat 6/206:20 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 5/31![JetBlue logo]()
$285
This Priceline deal was found by Cheapflights users on 6/3. 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.
Sat 6/207:00 am
BUF
- SJU
Nonstop4h 43m
Multiple Airlines
Sat 6/279:37 pm
SJU
- BUF
1 stop13h 03m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$345
This Priceline deal was found by Cheapflights users on 6/3. 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.
Sat 7/410:05 pm
BUF
- SJU
1 stop9h 52m
Multiple Airlines
Fri 7/106:29 pm
SJU
- BUF
Nonstop4h 38m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$350
This Cheapflightsfares deal was found by Cheapflights users on 6/3. 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 7/187:00 am
BUF
- SJU
Nonstop4h 38m
JetBlue
Sat 7/256:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 6/3![JetBlue logo]()
$335
This Cheapflightsfares deal was found by Cheapflights users on 6/2. 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 7/183:35 pm
BUF
- SJU
1 stop7h 45m
JetBlue
Wed 7/226:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 6/2![JetBlue logo]()
$347
This SmartFares deal was found by Cheapflights users on 6/3. 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 7/213:55 pm
BUF
- SJU
1 stop8h 18m
JetBlue
Wed 7/296:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 6/3![JetBlue logo]()
$337
This Priceline deal was found by Cheapflights users on 5/31. 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 7/297:57 pm
BUF
- SJU
1 stop23h 35m
Frontier
Tue 8/48:37 pm
SJU
- BUF
1 stop22h 29m
Frontier
Deal found 5/31![Frontier logo]()
$336
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 June 4, 2026.
Search for one-way flight options from Buffalo to Caribbean Islands. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This United Airlines deal was found by Cheapflights users on 6/2. 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 6/910:34 am
BUF
- SJU
2 stops10h 50m
United Airlines
Deal found 6/2![United Airlines logo]()
$147
This Delta deal was found by Cheapflights users on 5/30. 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.
Fri 8/287:48 pm
BUF
- AUA
2 stops15h 22m
Delta
Deal found 5/30![Delta logo]()
$151
This Southwest deal was found by Cheapflights users on 6/3. 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.
Sun 8/165:45 pm
BUF
- SJU
1 stop6h 45m
Southwest
Deal found 6/3![Southwest logo]()
$151
This American Airlines deal was found by Cheapflights users on 5/31. 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 8/207:00 am
BUF
- MBJ
1 stop10h 08m
American Airlines
Deal found 5/31![American Airlines logo]()
$152
This SmartFares deal was found by Cheapflights users on 5/31. 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.
Sat 8/157:00 am
BUF
- SJU
Nonstop4h 33m
JetBlue
Deal found 5/31![JetBlue logo]()
$153
This American Airlines deal was found by Cheapflights users on 5/30. 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 8/2610:26 am
BUF
- SJU
2 stops11h 58m
American Airlines
Deal found 5/30![American Airlines logo]()
$156
This American Airlines deal was found by Cheapflights users on 5/30. 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 8/286:59 pm
BUF
- AUA
2 stops18h 33m
American Airlines
Deal found 5/30![American Airlines logo]()
$157
This United Airlines deal was found by Cheapflights users on 6/4. 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 6/167:00 am
BUF
- MBJ
2 stops9h 10m
United Airlines
Deal found 6/4![United Airlines logo]()
$158
This Cheapflightsfares deal was found by Cheapflights users on 5/31. 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.
Mon 6/157:00 am
BUF
- SJU
Nonstop4h 43m
JetBlue
Deal found 5/31![JetBlue logo]()
$158
This American Airlines deal was found by Cheapflights users on 6/3. 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 8/127:34 pm
BUF
- PUJ
1 stop15h 36m
American Airlines
Deal found 6/3![American Airlines logo]()
$163
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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.
Fri 8/147:00 am
BUF
- SJU
Nonstop4h 33m
JetBlue
Deal found 5/30![JetBlue logo]()
$163
This American Airlines deal was found by Cheapflights users on 5/31. 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 6/96:00 am
BUF
- PUJ
1 stop8h 10m
American Airlines
Deal found 5/31![American Airlines logo]()
$168
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 June 4, 2026.
Round-trip from | $300 (SmartFares) |
|---|---|
One-way from | $147 (United Airlines) |
Popular in | December |
Cheapest in | September |
Average price | $394 |
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 June 4, 2026.
Use the filters below to find and compare flights from Buffalo to Caribbean Islands that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Tue 9/1
6:55 am-8:38 pm
2 stops13h 43m
San Juan Luis Munoz Marin Intl
Mon 9/14
4:55 pm-11:44 pm
1 stop6h 49m
$302
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Sun 9/6
12:55 pm-11:20 pm
1 stop10h 25m
San Juan Luis Munoz Marin Intl
Sat 9/12
8:20 am-4:45 pm
1 stop8h 25m
$302
Quickest round-trip
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Fri 8/28
7:00 am-11:33 am
Nonstop4h 33m
San Juan Luis Munoz Marin Intl
Mon 8/31
6:20 pm-10:58 pm
Nonstop4h 38m
$315
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Sun 9/6
6:00 am-4:38 pm
1 stop10h 38m
San Juan Luis Munoz Marin Intl
Sat 9/12
3:10 pm-11:03 pm
1 stop7h 53m
$324
BuffaloMontego Bay
BUF - MBJ
BUFMBJ
Buffalo
Sun 9/27
6:05 am-3:34 pm
1 stop10h 29m
Montego Bay Sangster Intl
Sat 10/3
12:50 pm-12:12 am
1 stop10h 22m
$352
BuffaloMontego Bay
BUF - MBJ
BUFMBJ
Buffalo
Sun 9/27
7:51 pm-12:53 pm
2 stops18h 02m
Montego Bay Sangster Intl
Sat 10/3
1:54 pm-9:59 am
2 stops19h 05m
$357
BuffaloMontego Bay
BUF - MBJ
BUFMBJ
Buffalo
Sun 11/15
7:12 pm-12:55 pm
2 stops17h 43m
Montego Bay Sangster Intl
Sat 11/21
2:19 pm-11:36 pm
1 stop9h 17m
$357
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Thu 10/8
3:10 pm-11:10 pm
1 stop8h 00m
San Juan Luis Munoz Marin Intl
Thu 10/15
5:00 am-2:10 pm
1 stop9h 10m
$359
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Thu 8/6
6:00 am-4:38 pm
1 stop10h 38m
San Juan Luis Munoz Marin Intl
Thu 8/13
1:19 pm-12:40 am
1 stop11h 21m
$359
BuffaloSan Juan
BUF - SJU
BUFSJU
Buffalo
Mon 9/7
6:00 am-4:38 pm
1 stop10h 38m
San Juan Luis Munoz Marin Intl
Tue 9/22
7:00 am-3:05 pm
1 stop8h 05m
$359
Showing 1-10 of 60 resultsSorted by cheapest first
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-AUA
BUF-MBJ
BUF-PUJ
BUF-SDQ
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-AUA
BUF-MBJ
BUF-PUJ
What is the cheapest month to book a flight from Buffalo to Caribbean Islands?
Currently, August is the cheapest month in which you can book a flight from Buffalo to Caribbean Islands (average of $129). Flying from Buffalo to Caribbean Islands in October is currently the most expensive (average of $232). 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 BUF to EPX?
Find hourly flight availability from Buffalo 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 June 4, 2026.
When flying from Buffalo 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.
How far ahead should I book a flight from Buffalo to Caribbean Islands?
The price you pay for your flight from Buffalo to Caribbean Islands may vary depending on when you book. For the best chance of a lower fare, look to book 6 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 June 4, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited 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.
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
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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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 June 4, 2026.
Popular flight searches
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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 June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$112 | Average$442 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$129 | Average$266 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$552 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$204 | Average$508 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$225 | Average$624 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$231 | Average$545 | FlexibilityNo cancel fee | On-time71% |