$109+ Cheap flights from Puerto Rico to Buffalo (BUF)
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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BUF
Aug 7 — Aug 141
Round-trip
1 adult, Economy
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Find cheap flights from Puerto Rico to Buffalo 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 Puerto Rico to Buffalo
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Cheapest flights from Puerto Rico to BuffaloExplore the most affordable flight options available from Puerto Rico to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.
Explore the most affordable flight options available from Puerto Rico to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:22 pm
SJU
- BUF
1 stop9h 18m
American Airlines
Tue 9/296:00 am
BUF
- SJU
2 stops8h 50m
American Airlines
Deal found 7/8![American Airlines logo]()
$218
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 9/104:55 pm
SJU
- BUF
1 stop6h 49m
United Airlines
Mon 9/146:55 am
BUF
- SJU
1 stop7h 49m
United Airlines
Deal found 7/8![United Airlines logo]()
$246
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 9/104:55 pm
SJU
- BUF
1 stop6h 49m
United Airlines
Sun 9/136:00 am
BUF
- SJU
1 stop7h 45m
United Airlines
Deal found 7/8![United Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:51 pm
SJU
- BUF
1 stop6h 59m
American Airlines
Sat 10/177:53 pm
BUF
- SJU
1 stop15h 27m
American Airlines
Deal found 7/8![American Airlines logo]()
$270
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Fri 10/97:30 am
SJU
- BUF
1 stop9h 22m
American Airlines
Tue 10/136:51 pm
BUF
- SJU
1 stop16h 29m
American Airlines
Deal found 7/7![American Airlines logo]()
$276
This SmartFares deal was found by Cheapflights users on 7/5. 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.
Wed 8/56:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Wed 8/127:00 am
BUF
- SJU
Nonstop4h 38m
JetBlue
Deal found 7/5![JetBlue logo]()
$290
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:00 am
SJU
- BUF
1 stop6h 50m
Southwest
Fri 10/212:35 pm
BUF
- SJU
2 stops9h 20m
Southwest
Deal found 7/7![Southwest logo]()
$291
This Cheapflightsfares deal was found by Cheapflights users on 7/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Mon 8/106:00 am
BUF
- SJU
Nonstop4h 38m
JetBlue
Deal found 7/5![JetBlue logo]()
$297
This Cheapflightsfares deal was found by Cheapflights users on 7/8. 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.
Fri 8/76:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Mon 8/176:00 am
BUF
- SJU
Nonstop4h 38m
JetBlue
Deal found 7/8![JetBlue logo]()
$302
This JetBlue deal was found by Cheapflights users on 7/5. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:15 pm
SJU
- BUF
Nonstop4h 35m
JetBlue
Wed 10/148:00 am
BUF
- SJU
Nonstop4h 39m
JetBlue
Deal found 7/5![JetBlue logo]()
$305
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Wed 11/42:35 pm
SJU
- BUF
2 stops9h 54m
United Airlines
Wed 11/116:00 am
BUF
- SJU
1 stop6h 15m
United Airlines
Deal found 7/8![United Airlines logo]()
$308
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:20 pm
SJU
- BUF
1 stop6h 30m
Southwest
Mon 9/1411:25 am
BUF
- SJU
2 stops10h 45m
Southwest
Deal found 7/8![Southwest logo]()
$311
Best flights from Puerto Rico to BuffaloDiscover carefully curated flight deals from Puerto Rico to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 8, 2026.
Discover carefully curated flight deals from Puerto Rico to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 8, 2026.
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:20 pm
SJU
- BUF
1 stop6h 30m
Southwest
Mon 9/1411:25 am
BUF
- SJU
2 stops10h 45m
Southwest
Deal found 7/8![Southwest logo]()
$311
This Delta deal was found by Cheapflights users on 7/5. 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.
Wed 11/47:00 am
SJU
- BUF
1 stop6h 33m
Delta
Wed 11/111:15 pm
BUF
- SJU
1 stop9h 40m
Delta
Deal found 7/5![Delta logo]()
$316
This Frontier deal was found by Cheapflights users on 7/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:32 am
PSE
- BUF
1 stop8h 34m
Frontier
Tue 7/289:09 pm
BUF
- PSE
1 stop12h 37m
Frontier
Deal found 7/6![Frontier logo]()
$356
This JetBlue deal was found by Cheapflights users on 7/4. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/261:15 pm
SJU
- BUF
Nonstop4h 34m
JetBlue
Tue 9/296:00 am
BUF
- SJU
1 stop9h 56m
JetBlue
Deal found 7/4![JetBlue logo]()
$357
This CheapOair deal was found by Cheapflights users on 7/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:32 am
PSE
- BUF
1 stop8h 34m
Multiple Airlines
Tue 7/286:40 am
BUF
- PSE
2 stops17h 19m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 7/8. 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 8/2512:15 am
BQN
- BUF
2 stops16h 41m
United Airlines
Sat 8/2910:30 am
BUF
- BQN
2 stops12h 39m
United Airlines
Deal found 7/8![United Airlines logo]()
$572
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:15 am
SJU
- BUF
1 stop6h 25m
Southwest
Wed 8/262:35 pm
BUF
- SJU
1 stop7h 25m
Southwest
Deal found 7/7![Southwest logo]()
$314
This Delta deal was found by Cheapflights users on 7/7. 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.
Thu 9/241:16 pm
SJU
- BUF
1 stop10h 56m
Delta
Tue 9/296:05 am
BUF
- SJU
1 stop10h 44m
Delta
Deal found 7/7![Delta logo]()
$316
This Priceline deal was found by Cheapflights users on 7/6. 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.
Wed 8/123:10 am
BQN
- BUF
1 stop13h 22m
Frontier
Fri 8/147:57 pm
BUF
- BQN
1 stop15h 37m
Frontier
Deal found 7/6![Frontier logo]()
$370
This JetBlue deal was found by Cheapflights users on 7/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:30 pm
SJU
- BUF
Nonstop4h 37m
JetBlue
Wed 7/227:00 am
BUF
- SJU
Nonstop4h 35m
JetBlue
Deal found 7/8![JetBlue logo]()
$375
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:35 am
SJU
- BUF
2 stops10h 15m
Southwest
Fri 10/22:50 pm
BUF
- SJU
2 stops9h 30m
Southwest
Deal found 7/7![Southwest logo]()
$384
This Delta deal was found by Cheapflights users on 7/3. 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.
Thu 10/11:16 pm
SJU
- BUF
1 stop10h 56m
Delta
Mon 10/53:53 pm
BUF
- SJU
1 stop7h 55m
Delta
Deal found 7/3![Delta logo]()
$390
This SmartFares deal was found by Cheapflights users on 7/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:30 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Thu 8/206:55 am
BUF
- SJU
1 stop9h 04m
JetBlue
Deal found 7/8![JetBlue logo]()
$408
This Expedia deal was found by Cheapflights users on 7/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:32 am
PSE
- BUF
1 stop8h 34m
Frontier
Sun 7/269:29 pm
BUF
- PSE
1 stop12h 12m
Frontier
Deal found 7/7![Frontier logo]()
$416
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:00 am
SJU
- BUF
1 stop9h 36m
Delta
Sat 11/76:00 am
BUF
- SJU
1 stop10h 33m
Delta
Deal found 7/4![Delta logo]()
$390
This Priceline deal was found by Cheapflights users on 7/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:01 am
PSE
- BUF
2 stops19h 12m
Multiple Airlines
Sun 7/269:29 pm
BUF
- PSE
1 stop12h 12m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$475
This Southwest deal was found by Cheapflights users on 7/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:00 am
SJU
- BUF
2 stops10h 50m
Southwest
Sat 8/16:00 pm
BUF
- SJU
1 stop7h 20m
Southwest
Deal found 7/4![Southwest logo]()
$439
This United Airlines deal was found by Cheapflights users on 7/4. 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 8/1412:15 am
BQN
- BUF
1 stop22h 57m
United Airlines
Tue 8/1810:30 am
BUF
- BQN
2 stops12h 39m
United Airlines
Deal found 7/4![United Airlines logo]()
$617
This JetBlue deal was found by Cheapflights users on 7/7. 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.
Sat 8/158:39 am
BQN
- BUF
1 stop7h 49m
JetBlue
Tue 8/189:44 am
BUF
- BQN
1 stop8h 19m
JetBlue
Deal found 7/7![JetBlue logo]()
$604
This United Airlines deal was found by Cheapflights users on 7/6. 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.
Wed 8/1212:15 am
BQN
- BUF
2 stops9h 33m
United Airlines
Fri 8/145:58 pm
BUF
- BQN
2 stops29h 11m
United Airlines
Deal found 7/6![United Airlines logo]()
$672
This United Airlines deal was found by Cheapflights users on 7/4. 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.
Wed 9/1612:15 am
BQN
- BUF
2 stops20h 52m
United Airlines
Sun 9/206:00 am
BUF
- BQN
1 stop17h 09m
United Airlines
Deal found 7/4![United Airlines logo]()
$767
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Sat 8/110:48 am
CPX
- BUF
2 stops31h 17m
United Airlines
Wed 8/56:00 am
BUF
- CPX
2 stops11h 21m
United Airlines
Deal found 7/7![United Airlines logo]()
$1,171
This United Airlines deal was found by Cheapflights users on 7/6. 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.
Sat 9/2610:48 am
CPX
- BUF
2 stops12h 23m
United Airlines
Tue 9/296:30 am
BUF
- CPX
2 stops10h 51m
United Airlines
Deal found 7/6![United Airlines logo]()
$1,558
Last-minute flights from Puerto Rico to BuffaloDiscover last-minute flight deals from Puerto Rico to Buffalo. Data last updated July 8, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to Buffalo. Data last updated July 8, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:32 am
PSE
- BUF
1 stop8h 34m
Frontier
Tue 7/289:09 pm
BUF
- PSE
1 stop12h 37m
Frontier
Deal found 7/6![Frontier logo]()
$356
This Expedia deal was found by Cheapflights users on 7/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:32 am
PSE
- BUF
1 stop8h 34m
Frontier
Sun 7/269:29 pm
BUF
- PSE
1 stop12h 12m
Frontier
Deal found 7/7![Frontier logo]()
$416
This SmartFares deal was found by Cheapflights users on 7/5. 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.
Wed 8/56:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Wed 8/127:00 am
BUF
- SJU
Nonstop4h 38m
JetBlue
Deal found 7/5![JetBlue logo]()
$290
This Cheapflightsfares deal was found by Cheapflights users on 7/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Mon 8/106:00 am
BUF
- SJU
Nonstop4h 38m
JetBlue
Deal found 7/5![JetBlue logo]()
$297
This Cheapflightsfares deal was found by Cheapflights users on 7/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Fri 8/77:00 am
BUF
- SJU
Nonstop4h 38m
JetBlue
Deal found 7/6![JetBlue logo]()
$317
This Cheapflightsfares deal was found by Cheapflights users on 7/8. 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.
Fri 8/76:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Mon 8/176:00 am
BUF
- SJU
Nonstop4h 38m
JetBlue
Deal found 7/8![JetBlue logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 8/710:48 pm
SJU
- BUF
1 stop22h 19m
Frontier
Thu 8/1311:29 am
BUF
- SJU
2 stops13h 12m
Frontier
Deal found 7/8![Frontier logo]()
$338
This Priceline deal was found by Cheapflights users on 7/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:10 am
BQN
- BUF
1 stop13h 22m
Frontier
Fri 8/147:57 pm
BUF
- BQN
1 stop15h 37m
Frontier
Deal found 7/7![Frontier logo]()
$370
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:15 am
SJU
- BUF
1 stop6h 25m
Southwest
Wed 8/262:35 pm
BUF
- SJU
1 stop7h 25m
Southwest
Deal found 7/7![Southwest logo]()
$314
This Cheapflightsfares deal was found by Cheapflights users on 7/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Wed 8/267:00 am
BUF
- SJU
Nonstop4h 38m
JetBlue
Deal found 7/5![JetBlue logo]()
$322
This Priceline deal was found by Cheapflights users on 7/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:57 pm
SJU
- BUF
1 stop12h 26m
Multiple Airlines
Wed 8/267:00 am
BUF
- SJU
Nonstop4h 38m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$331
This Cheapflightsfares deal was found by Cheapflights users on 7/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Tue 9/13:52 pm
BUF
- SJU
1 stop8h 21m
JetBlue
Deal found 7/5![JetBlue logo]()
$323
One-way flights from Puerto Rico to BuffaloSearch for one-way flight options from Puerto Rico to Buffalo. Find affordable one-way fares based on user searches. Data last updated July 8, 2026.
Search for one-way flight options from Puerto Rico to Buffalo. Find affordable one-way fares based on user searches. Data last updated July 8, 2026.
This United Airlines deal was found by Cheapflights users on 7/8. 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 10/64:55 pm
SJU
- BUF
1 stop6h 41m
United Airlines
Deal found 7/8![United Airlines logo]()
$109
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:44 pm
SJU
- BUF
1 stop8h 24m
American Airlines
Deal found 7/8![American Airlines logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 10/55:12 pm
SJU
- BUF
2 stops43h 09m
Frontier
Deal found 7/8![Frontier logo]()
$136
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Fri 9/181:25 pm
SJU
- BUF
2 stops10h 19m
United Airlines
Deal found 7/8![United Airlines logo]()
$137
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:41 pm
SJU
- BUF
2 stops18h 37m
American Airlines
Deal found 7/8![American Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Sun 10/44:39 pm
SJU
- BUF
2 stops43h 42m
Frontier
Deal found 7/8![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Wed 10/75:12 pm
SJU
- BUF
2 stops43h 06m
Frontier
Deal found 7/7![Frontier logo]()
$147
This SmartFares deal was found by Cheapflights users on 7/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:29 pm
SJU
- BUF
Nonstop4h 38m
JetBlue
Deal found 7/6![JetBlue logo]()
$148
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:51 am
SJU
- BUF
2 stops23h 27m
American Airlines
Deal found 7/8![American Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Thu 9/35:15 pm
SJU
- BUF
2 stops41h 14m
Frontier
Deal found 7/7![Frontier logo]()
$153
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 9/104:55 pm
SJU
- BUF
1 stop6h 49m
United Airlines
Deal found 7/8![United Airlines logo]()
$154
This Super.com deal was found by Cheapflights users on 7/7. 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.
Tue 7/213:10 am
BQN
- BUF
1 stop15h 56m
Frontier
Deal found 7/7![Frontier logo]()
$185
Find flight deals from Puerto Rico to Buffalo
Keep the following information in mind while searching for Puerto Rico to Buffalo flight deals. Data was last updated July 8, 2026.
Round-trip from | $246 (United Airlines) |
|---|---|
One-way from | $109 (United Airlines) |
Popular in | November |
Cheapest in | September |
Average price | $331 |
Good one-way deal | $172 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Puerto Rico to Buffalo 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 July 8, 2026.
Use the filters below to find and compare flights from Puerto Rico to Buffalo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanBuffalo
SJU - BUF
SJUBUF
San Juan Luis Munoz Marin Intl
Thu 9/10
3:20 pm-9:50 pm
1 stop6h 30m
Buffalo
Mon 9/14
11:25 am-10:10 pm
2 stops10h 45m
$311
San JuanBuffalo
SJU - BUF
SJUBUF
San Juan Luis Munoz Marin Intl
Wed 8/19
5:15 am-11:40 am
1 stop6h 25m
Buffalo
Wed 8/26
2:35 pm-10:00 pm
1 stop7h 25m
$314
San JuanBuffalo
SJU - BUF
SJUBUF
San Juan Luis Munoz Marin Intl
Wed 11/4
7:00 am-12:33 pm
1 stop6h 33m
Buffalo
Wed 11/11
1:15 pm-11:55 pm
1 stop9h 40m
$316
San JuanBuffalo
SJU - BUF
SJUBUF
San Juan Luis Munoz Marin Intl
Thu 9/24
1:16 pm-12:12 am
1 stop10h 56m
Buffalo
Tue 9/29
6:05 am-4:49 pm
1 stop10h 44m
$316
PonceBuffalo
PSE - BUF
PSEBUF
Ponce Mercedita
Wed 7/22
10:32 am-7:06 pm
1 stop8h 34m
Buffalo
Tue 7/28
9:09 pm-9:46 am
1 stop12h 37m
$356
San JuanBuffalo
SJU - BUF
SJUBUF
San Juan Luis Munoz Marin Intl
Sat 9/26
1:15 pm-5:49 pm
Nonstop4h 34m
Buffalo
Tue 9/29
6:00 am-3:56 pm
1 stop9h 56m
$357
AguadillaBuffalo
BQN - BUF
BQNBUF
Aguadilla Borinquen
Wed 8/12
3:10 am-4:32 pm
1 stop13h 22m
Buffalo
Fri 8/14
7:57 pm-11:34 am
1 stop15h 37m
$370
Quickest round-trip
San JuanBuffalo
SJU - BUF
SJUBUF
San Juan Luis Munoz Marin Intl
Sat 7/18
6:30 pm-11:07 pm
Nonstop4h 37m
Buffalo
Wed 7/22
7:00 am-11:35 am
Nonstop4h 35m
$375
San JuanBuffalo
SJU - BUF
SJUBUF
San Juan Luis Munoz Marin Intl
Thu 9/24
11:35 am-9:50 pm
2 stops10h 15m
Buffalo
Fri 10/2
2:50 pm-12:20 am
2 stops9h 30m
$384
San JuanBuffalo
SJU - BUF
SJUBUF
San Juan Luis Munoz Marin Intl
Thu 10/1
1:16 pm-12:12 am
1 stop10h 56m
Buffalo
Mon 10/5
3:53 pm-11:48 pm
1 stop7h 55m
$390
Showing 1-10 of 42 resultsSorted by cheapest first
Best time to book a flight from Puerto Rico to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from Puerto Rico with our price prediction graph.
SJU-BUF
BQN-BUF
PSE-BUF
CPX-BUF
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 Puerto Rico to Buffalo
PR0-BUF
SJU-BUF
BQN-BUF
PSE-BUF
CPX-BUF
What is the cheapest month to book a flight from Puerto Rico to Buffalo?
Currently, September is the cheapest month in which you can book a flight from Puerto Rico to Buffalo (average of $68). Flying from Puerto Rico to Buffalo in November is currently the most expensive (average of $264). 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 PR to BUF?
Find hourly flight availability from Puerto Rico to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 8, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Puerto Rico to Buffalo as you normally would.
How far ahead should I book a flight from Puerto Rico to Buffalo?
Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from Puerto Rico to Buffalo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Buffalo
Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated July 8, 2026.
Read through reviews of airlines operating flights from Puerto Rico to Buffalo, such as Southwest,Delta, andJetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsLockport
Cheektowaga
Batavia
Amherst
Williamsville
Orchard Park
Eden
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
Buffalo flight routes
Complete your trip
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Popular flights
Alternative routes for Puerto Rico to Buffalo
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Buffalo
Explore flights to Buffalo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 8, 2026.
Complete your trip
Complete your trip to Buffalo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Puerto Rico to Buffalo by cabin class
Find flights from Puerto Rico to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Puerto Rico and Buffalo flights
Browse other Puerto Rico and Buffalo flight options. Last updated on July 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Puerto Rico to Buffalo
Discover the top 4 airlines that operate flights from Puerto Rico to Buffalo. 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 July 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$102 | Average$312 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$124 | Average$300 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$195 | Average$395 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$239 | Average$370 | FlexibilityNo cancel fee | On-time62% |