$162+ Cheap flights from Washington 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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BUF
Jul 19 — Jul 261
Round-trip
1 adult, Economy
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Cheapest flights from Washington to BuffaloExplore the most affordable flight options available from Washington to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 19, 2026.
Explore the most affordable flight options available from Washington to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 19, 2026.
This JetBlue deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:40 pm
SEA
- BUF
1 stop7h 44m
JetBlue
Tue 10/612:10 pm
BUF
- SEA
1 stop11h 32m
JetBlue
Deal found 6/16![JetBlue logo]()
$273
This JetBlue deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:40 pm
SEA
- BUF
1 stop7h 44m
JetBlue
Sat 9/2612:10 pm
BUF
- SEA
1 stop11h 32m
JetBlue
Deal found 6/14![JetBlue logo]()
$298
This JetBlue deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:55 pm
SEA
- BUF
1 stop8h 19m
JetBlue
Sat 9/122:30 pm
BUF
- SEA
1 stop11h 08m
JetBlue
Deal found 6/14![JetBlue logo]()
$322
This American Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 9/15:00 am
SEA
- BUF
1 stop7h 59m
American Airlines
Sun 9/64:50 pm
BUF
- SEA
1 stop11h 00m
American Airlines
Deal found 6/18![American Airlines logo]()
$346
This Cheapflightsfares deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 9/149:40 pm
SEA
- BUF
1 stop7h 44m
JetBlue
Fri 9/182:30 pm
BUF
- SEA
1 stop11h 08m
JetBlue
Deal found 6/18![JetBlue logo]()
$349
This Priceline deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/411:29 pm
PDX
- BUF
1 stop10h 07m
JetBlue
Sat 7/116:00 am
BUF
- PDX
1 stop10h 03m
JetBlue
Deal found 6/17![JetBlue logo]()
$349
This American Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/311:56 pm
SEA
- BUF
1 stop6h 41m
American Airlines
Tue 7/145:20 am
BUF
- SEA
1 stop9h 20m
American Airlines
Deal found 6/17![American Airlines logo]()
$355
This Cheapflightsfares deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:40 pm
SEA
- BUF
1 stop7h 44m
JetBlue
Sun 9/272:30 pm
BUF
- SEA
1 stop11h 08m
JetBlue
Deal found 6/16![JetBlue logo]()
$359
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 10/1310:45 pm
GEG
- BUF
2 stops9h 59m
Delta
Tue 10/274:30 pm
BUF
- GEG
1 stop8h 07m
Delta
Deal found 6/17![Delta logo]()
$360
This Southwest deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:00 am
GEG
- BUF
1 stop14h 10m
Southwest
Tue 10/2712:30 pm
BUF
- GEG
1 stop11h 15m
Southwest
Deal found 6/17![Southwest logo]()
$361
This Justfly.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:40 pm
SEA
- BUF
1 stop7h 44m
JetBlue
Sun 9/272:30 pm
BUF
- SEA
1 stop11h 08m
JetBlue
Deal found 6/16![JetBlue logo]()
$364
This United Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 9/1510:35 am
PDX
- BUF
1 stop7h 32m
United Airlines
Sat 9/1910:30 am
BUF
- PDX
1 stop8h 26m
United Airlines
Deal found 6/18![United Airlines logo]()
$365
Best flights from Washington to BuffaloDiscover carefully curated flight deals from Washington to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 19, 2026.
Discover carefully curated flight deals from Washington to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 19, 2026.
This JetBlue deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:40 pm
SEA
- BUF
1 stop7h 44m
JetBlue
Tue 10/612:10 pm
BUF
- SEA
1 stop11h 32m
JetBlue
Deal found 6/15![JetBlue logo]()
$283
This Delta deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:43 am
PDX
- BUF
1 stop9h 11m
Delta
Sat 9/196:20 am
BUF
- PDX
1 stop7h 05m
Delta
Deal found 6/14![Delta logo]()
$365
This Southwest deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:45 pm
PDX
- BUF
1 stop9h 25m
Southwest
Tue 8/253:00 pm
BUF
- PDX
2 stops10h 15m
Southwest
Deal found 6/14![Southwest logo]()
$370
This American Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 9/1711:08 pm
PDX
- BUF
1 stop9h 31m
American Airlines
Mon 9/216:56 pm
BUF
- PDX
1 stop8h 11m
American Airlines
Deal found 6/18![American Airlines logo]()
$381
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:00 am
GEG
- BUF
2 stops14h 37m
United Airlines
Wed 11/48:30 am
BUF
- GEG
1 stop7h 10m
United Airlines
Deal found 6/16![United Airlines logo]()
$460
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 10/1310:45 pm
GEG
- BUF
2 stops9h 59m
Delta
Tue 10/279:55 am
BUF
- GEG
2 stops14h 42m
Delta
Deal found 6/17![Delta logo]()
$366
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:05 am
PDX
- BUF
2 stops11h 00m
Southwest
Sat 9/1910:50 am
BUF
- PDX
2 stops12h 25m
Southwest
Deal found 6/18![Southwest logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:18 pm
BLI
- BUF
2 stops12h 23m
Alaska Airlines
Sat 10/242:46 pm
BUF
- BLI
2 stops12h 07m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$804
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 10/1410:45 pm
GEG
- BUF
1 stop9h 30m
Delta
Thu 10/294:30 pm
BUF
- GEG
1 stop8h 07m
Delta
Deal found 6/17![Delta logo]()
$368
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:30 pm
SEA
- BUF
1 stop12h 50m
Southwest
Wed 8/269:45 am
BUF
- SEA
2 stops11h 25m
Southwest
Deal found 6/18![Southwest logo]()
$380
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:29 pm
GEG
- BUF
1 stop6h 30m
American Airlines
Wed 7/227:01 am
BUF
- GEG
1 stop7h 58m
American Airlines
Deal found 6/16![American Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:35 pm
SEA
- BUF
1 stop8h 40m
Delta
Wed 11/44:00 pm
BUF
- SEA
1 stop9h 12m
Delta
Deal found 6/14![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 11/2410:40 pm
SEA
- BUF
1 stop8h 09m
United Airlines
Fri 11/275:50 pm
BUF
- SEA
1 stop9h 24m
United Airlines
Deal found 6/17![United Airlines logo]()
$477
This Southwest deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/611:05 pm
SEA
- BUF
1 stop8h 40m
Southwest
Wed 8/126:25 pm
BUF
- SEA
1 stop8h 10m
Southwest
Deal found 6/14![Southwest logo]()
$403
This United Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:46 pm
SEA
- BUF
1 stop6h 59m
United Airlines
Wed 11/410:50 am
BUF
- SEA
2 stops12h 20m
United Airlines
Deal found 6/14![United Airlines logo]()
$480
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 11/79:45 pm
PDX
- BUF
1 stop10h 30m
Delta
Sun 11/153:50 pm
BUF
- PDX
1 stop9h 03m
Delta
Deal found 6/18![Delta logo]()
$409
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:00 am
GEG
- BUF
1 stop14h 10m
Southwest
Sun 10/183:25 pm
BUF
- GEG
2 stops9h 50m
Southwest
Deal found 6/15![Southwest logo]()
$417
This Delta deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1410:40 pm
PDX
- BUF
1 stop8h 01m
Delta
Sun 7/267:36 pm
BUF
- PDX
1 stop6h 42m
Delta
Deal found 6/14![Delta logo]()
$421
This Southwest deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 9/411:20 am
PDX
- BUF
1 stop6h 30m
Southwest
Mon 9/75:40 am
BUF
- PDX
1 stop12h 20m
Southwest
Deal found 6/17![Southwest logo]()
$422
This United Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:00 am
GEG
- BUF
2 stops13h 07m
United Airlines
Sat 9/58:55 am
BUF
- GEG
1 stop6h 40m
United Airlines
Deal found 6/14![United Airlines logo]()
$515
This Delta deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:40 pm
GEG
- BUF
2 stops11h 49m
Delta
Mon 10/1912:50 pm
BUF
- GEG
2 stops13h 52m
Delta
Deal found 6/14![Delta logo]()
$437
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:00 pm
SEA
- BUF
2 stops10h 45m
Southwest
Sun 9/279:40 am
BUF
- SEA
1 stop8h 00m
Southwest
Deal found 6/16![Southwest logo]()
$445
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 9/177:11 pm
PDX
- BUF
2 stops12h 15m
Delta
Mon 9/2111:57 am
BUF
- PDX
2 stops12h 48m
Delta
Deal found 6/18![Delta logo]()
$439
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:55 am
GEG
- BUF
1 stop7h 15m
Southwest
Sun 9/278:00 am
BUF
- GEG
2 stops11h 00m
Southwest
Deal found 6/16![Southwest logo]()
$453
This Alaska Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:26 pm
BLI
- BUF
2 stops13h 13m
Alaska Airlines
Sun 10/45:37 am
BUF
- BLI
2 stops10h 52m
Alaska Airlines
Deal found 6/15![Alaska Airlines logo]()
$889
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 8/99:15 pm
PDX
- BUF
2 stops10h 30m
Southwest
Mon 8/177:10 pm
BUF
- PDX
1 stop6h 55m
Southwest
Deal found 6/18![Southwest logo]()
$458
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 6/2911:40 am
SEA
- BUF
1 stop9h 58m
Delta
Fri 7/37:30 pm
BUF
- SEA
1 stop7h 29m
Delta
Deal found 6/18![Delta logo]()
$471
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:30 pm
SEA
- BUF
2 stops9h 30m
Southwest
Tue 7/2112:50 pm
BUF
- SEA
2 stops10h 40m
Southwest
Deal found 6/15![Southwest logo]()
$463
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:50 pm
GEG
- BUF
1 stop9h 12m
Delta
Sun 9/276:20 am
BUF
- GEG
2 stops11h 58m
Delta
Deal found 6/16![Delta logo]()
$492
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 9/165:20 am
SEA
- BUF
2 stops9h 25m
Southwest
Sun 9/207:00 pm
BUF
- SEA
1 stop7h 10m
Southwest
Deal found 6/18![Southwest logo]()
$473
Last-minute flights from Washington to BuffaloDiscover last-minute flight deals from Washington to Buffalo. Data last updated June 19, 2026 and is based on user searches.
Discover last-minute flight deals from Washington to Buffalo. Data last updated June 19, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/11:58 pm
SEA
- BUF
1 stop7h 40m
American Airlines
Sat 7/48:08 am
BUF
- SEA
1 stop7h 47m
American Airlines
Deal found 6/15![American Airlines logo]()
$400
This American Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:56 pm
SEA
- BUF
1 stop6h 41m
American Airlines
Tue 7/145:20 am
BUF
- SEA
1 stop9h 20m
American Airlines
Deal found 6/14![American Airlines logo]()
$346
This Priceline deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/411:29 pm
PDX
- BUF
1 stop10h 07m
JetBlue
Sat 7/116:00 am
BUF
- PDX
1 stop10h 03m
JetBlue
Deal found 6/17![JetBlue logo]()
$349
This Expedia deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:40 pm
PDX
- BUF
1 stop13h 01m
Multiple Airlines
Sat 7/116:00 am
BUF
- PDX
1 stop10h 03m
Multiple Airlines
Deal found 6/15![Multiple Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/712:35 pm
PDX
- BUF
1 stop8h 18m
American Airlines
Tue 7/145:20 am
BUF
- PDX
1 stop9h 13m
American Airlines
Deal found 6/14![American Airlines logo]()
$365
This Expedia deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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.
Mon 7/1311:27 pm
PDX
- BUF
2 stops15h 58m
JetBlue
Wed 7/226:00 am
BUF
- PDX
1 stop10h 03m
JetBlue
Deal found 6/17![JetBlue logo]()
$399
This Delta deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1410:40 pm
PDX
- BUF
1 stop8h 01m
Delta
Wed 8/1210:20 am
BUF
- PDX
2 stops11h 35m
Delta
Deal found 6/14![Delta logo]()
$370
This American Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1411:56 pm
SEA
- BUF
1 stop6h 41m
American Airlines
Tue 7/216:32 am
BUF
- SEA
1 stop9h 47m
American Airlines
Deal found 6/15![American Airlines logo]()
$395
This American Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:56 pm
SEA
- BUF
1 stop6h 41m
American Airlines
Tue 7/216:32 am
BUF
- SEA
1 stop9h 47m
American Airlines
Deal found 6/15![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:30 pm
PDX
- BUF
1 stop8h 46m
American Airlines
Thu 8/136:09 pm
BUF
- PDX
1 stop8h 50m
American Airlines
Deal found 6/14![American Airlines logo]()
$373
This Expedia deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2011:27 pm
PDX
- BUF
2 stops15h 59m
JetBlue
Mon 7/277:00 am
BUF
- PDX
1 stop9h 03m
JetBlue
Deal found 6/16![JetBlue logo]()
$382
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2510:40 pm
PDX
- BUF
1 stop8h 01m
Delta
Wed 7/297:36 pm
BUF
- PDX
1 stop6h 42m
Delta
Deal found 6/16![Delta logo]()
$375
One-way flights from Washington to BuffaloSearch for one-way flight options from Washington to Buffalo. Find affordable one-way fares based on user searches. Data last updated June 19, 2026.
Search for one-way flight options from Washington to Buffalo. Find affordable one-way fares based on user searches. Data last updated June 19, 2026.
This American Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/11:58 pm
SEA
- BUF
1 stop7h 40m
American Airlines
Deal found 6/17![American Airlines logo]()
$162
This Cheapflightsfares deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 9/289:40 pm
SEA
- BUF
1 stop7h 44m
JetBlue
Deal found 6/17![JetBlue logo]()
$163
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:00 am
SEA
- BUF
1 stop7h 59m
American Airlines
Deal found 6/16![American Airlines logo]()
$164
This Cheapflightsfares deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:40 pm
SEA
- BUF
1 stop7h 44m
JetBlue
Deal found 6/16![JetBlue logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:41 pm
SEA
- BUF
2 stops37h 37m
Frontier
Deal found 6/16![Frontier logo]()
$177
This Trip.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:06 pm
SEA
- BUF
2 stops12h 23m
Frontier
Deal found 6/19![Frontier logo]()
$178
This American Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 7/152:29 pm
GEG
- BUF
1 stop6h 30m
American Airlines
Deal found 6/18![American Airlines logo]()
$178
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:46 pm
SEA
- BUF
1 stop6h 59m
United Airlines
Deal found 6/16![United Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 8/137:06 pm
SEA
- BUF
2 stops15h 47m
Frontier
Deal found 6/18![Frontier logo]()
$183
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 9/910:00 pm
PDX
- BUF
1 stop9h 26m
Delta
Deal found 6/17![Delta logo]()
$183
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/147:08 pm
GEG
- BUF
2 stops11h 33m
Delta
Deal found 6/17![Delta logo]()
$183
This American Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/1511:56 pm
SEA
- BUF
1 stop6h 41m
American Airlines
Deal found 6/17![American Airlines logo]()
$185
Find flight deals from Washington to Buffalo
Keep the following information in mind while searching for Washington to Buffalo flight deals. Data was last updated June 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $273 (JetBlue) |
One-way from | $162 (American Airlines) |
Popular in | December |
Cheapest in | October |
Average price | $579 |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington 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 June 19, 2026.
Use the filters below to find and compare flights from Washington to Buffalo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleBuffalo
SEA - BUF
SEABUF
Seattle/Tacoma Intl
Sat 10/3
9:40 pm-8:24 am
1 stop7h 44m
Buffalo
Tue 10/6
12:10 pm-8:42 pm
1 stop11h 32m
$283
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Tue 9/15
11:43 am-11:54 pm
1 stop9h 11m
Buffalo
Sat 9/19
6:20 am-10:25 am
1 stop7h 05m
$365
SpokaneBuffalo
GEG - BUF
GEGBUF
Spokane
Tue 10/13
10:45 pm-11:44 am
2 stops9h 59m
Buffalo
Tue 10/27
9:55 am-9:37 pm
2 stops14h 42m
$366
SpokaneBuffalo
GEG - BUF
GEGBUF
Spokane
Wed 10/14
10:45 pm-11:15 am
1 stop9h 30m
Buffalo
Thu 10/29
4:30 pm-9:37 pm
1 stop8h 07m
$368
SeattleBuffalo
SEA - BUF
SEABUF
Seattle/Tacoma Intl
Tue 10/27
11:35 pm-11:15 am
1 stop8h 40m
Buffalo
Wed 11/4
4:00 pm-10:12 pm
1 stop9h 12m
$369
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 8/19
10:45 pm-11:10 am
1 stop9h 25m
Buffalo
Tue 8/25
3:00 pm-10:15 pm
2 stops10h 15m
$370
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Tue 9/15
7:05 am-9:05 pm
2 stops11h 00m
Buffalo
Sat 9/19
10:50 am-8:15 pm
2 stops12h 25m
$375
SeattleBuffalo
SEA - BUF
SEABUF
Seattle/Tacoma Intl
Tue 8/18
10:30 pm-2:20 pm
1 stop12h 50m
Buffalo
Wed 8/26
9:45 am-6:10 pm
2 stops11h 25m
$380
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Thu 9/17
11:08 pm-11:39 am
1 stop9h 31m
Buffalo
Mon 9/21
6:56 pm-12:07 am
1 stop8h 11m
$381
SeattleBuffalo
SEA - BUF
SEABUF
Seattle/Tacoma Intl
Thu 8/6
11:05 pm-10:45 am
1 stop8h 40m
Buffalo
Wed 8/12
6:25 pm-11:35 pm
1 stop8h 10m
$403
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Washington to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from Washington with our price prediction graph.
SEA-BUF
PDX-BUF
GEG-BUF
BLI-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 Washington to Buffalo
USWA-BUF
SEA-BUF
PDX-BUF
GEG-BUF
BLI-BUF
What is the cheapest month to book a flight from State of Washington to Buffalo?
Currently, September is the cheapest month in which you can book a flight from State of Washington to Buffalo (average of $81). Flying from State of Washington to Buffalo in February is currently the most expensive (average of $384). 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.
How much does it cost to fly round-trip from State of Washington to Buffalo?
How far ahead should I book a flight from State of Washington to Buffalo?
The best time to book flights from State of Washington to Buffalo is 9 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Related info for your journey
Find useful and relevant information for your journey from Washington 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
Amherst
Batavia
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
Flights by cabin class
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Alternative routes for Washington 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 June 19, 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 Washington to Buffalo by cabin class
Find flights from Washington to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Washington and Buffalo flights
Browse other Washington and Buffalo flight options. Last updated on June 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Washington to Buffalo flights
Consider these flights traveling from Washington to Buffalo.
Top 7 airlines flying from Washington to Buffalo
Discover the top 7 airlines that operate flights from Washington 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 June 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$131 | Average$303 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$139 | Average$262 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$142 | Average$543 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$268 | Average$467 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$274 | Average$547 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$335 | Average$524 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$696 | Average$777 | FlexibilityNo cancel fee | On-time75% |