$135+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BUF
Sep 5 — Sep 121
Round-trip
1 adult, Economy
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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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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 August 6, 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 August 6, 2026.
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:50 am -
1 stop8h 47m
Fri 9/118:55 am -
1 stop7h 19m
Deal found 8/5![United Airlines logo]()
$311
This Delta deal was found by Cheapflights users on 8/5. 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.
Sat 9/56:45 am -
2 stops13h 24m
Fri 9/116:20 am -
1 stop7h 04m
Deal found 8/5![Delta logo]()
$316
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:59 am -
1 stop8h 10m
Sat 9/55:45 pm -
1 stop9h 13m
Deal found 8/1![American Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 8/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:45 am -
2 stops13h 24m
Sat 9/512:16 pm -
1 stop9h 39m
Deal found 8/1![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 8/2. 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.
Fri 10/3011:25 am -
2 stops9h 34m
Wed 11/46:00 am -
2 stops13h 10m
Deal found 8/2![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 8/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:01 am -
1 stop8h 17m
Thu 10/155:50 pm -
1 stop9h 09m
Deal found 8/2![American Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:35 pm -
2 stops9h 25m
Sat 10/244:00 pm -
1 stop8h 25m
Deal found 8/6![Southwest logo]()
$352
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:02 pm -
1 stop7h 26m
Tue 8/255:58 pm -
1 stop7h 54m
Deal found 8/5![United Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 8/4. 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.
Sat 10/1710:15 pm -
1 stop9h 23m
Tue 10/206:10 am -
1 stop7h 26m
Deal found 8/4![Delta logo]()
$361
This Delta deal was found by Cheapflights users on 8/3. 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.
Sat 9/56:45 am -
1 stop8h 38m
Fri 9/116:05 am -
1 stop7h 41m
Deal found 8/3![Delta logo]()
$363
This Delta deal was found by Cheapflights users on 8/2. 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.
Sat 9/56:45 am -
1 stop8h 38m
Thu 9/107:25 pm -
1 stop6h 31m
Deal found 8/2![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 8/3. 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.
Sat 9/55:30 am -
1 stop6h 44m
Fri 9/116:20 am -
1 stop7h 06m
Deal found 8/3![Delta logo]()
$367
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 August 6, 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 August 6, 2026.
This Delta deal was found by Cheapflights users on 8/2. 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.
Fri 10/3011:25 am -
2 stops9h 34m
Wed 11/46:00 am -
2 stops13h 10m
Deal found 8/2![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:15 pm -
2 stops10h 10m
Wed 10/77:00 pm -
1 stop7h 05m
Deal found 8/5![Southwest logo]()
$352
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:02 pm -
1 stop7h 26m
Tue 8/2510:30 am -
2 stops10h 20m
Deal found 8/5![United Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 8/4. 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.
Thu 10/152:08 pm -
1 stop6h 51m
Sun 10/188:00 am -
1 stop6h 46m
Deal found 8/4![American Airlines logo]()
$520
This Delta deal was found by Cheapflights users on 8/5. 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.
Tue 10/207:00 am -
1 stop8h 56m
Sat 10/246:10 am -
1 stop7h 26m
Deal found 8/5![Delta logo]()
$347
This Delta deal was found by Cheapflights users on 8/2. 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.
Tue 9/157:10 am -
1 stop9h 05m
Sat 9/196:20 am -
1 stop7h 04m
Deal found 8/2![Delta logo]()
$347
This Southwest deal was found by Cheapflights users on 8/4. 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.
Wed 8/2610:45 pm -
1 stop9h 25m
Fri 8/285:25 pm -
1 stop8h 40m
Deal found 8/4![Southwest logo]()
$382
This United Airlines deal was found by Cheapflights users on 8/1. 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.
Tue 9/110:58 pm -
1 stop7h 57m
Wed 9/91:56 pm -
1 stop8h 19m
Deal found 8/1![United Airlines logo]()
$384
This Southwest deal was found by Cheapflights users on 8/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:05 pm -
2 stops10h 25m
Wed 9/93:00 pm -
2 stops11h 10m
Deal found 8/1![Southwest logo]()
$394
This Delta deal was found by Cheapflights users on 8/3. 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.
Sat 9/56:45 am -
1 stop8h 38m
Fri 9/116:05 am -
1 stop7h 41m
Deal found 8/3![Delta logo]()
$363
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/211:10 am -
2 stops9h 35m
Wed 11/182:40 pm -
1 stop10h 50m
Deal found 8/5![Southwest logo]()
$396
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:37 pm -
2 stops11h 34m
Fri 11/611:24 am -
2 stops15h 11m
Deal found 8/1![Alaska Airlines logo]()
$976
This Delta deal was found by Cheapflights users on 8/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:45 am -
2 stops13h 24m
Sat 9/53:54 pm -
2 stops9h 44m
Deal found 8/1![Delta logo]()
$371
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:15 pm -
1 stop6h 44m
Sun 10/188:00 am -
1 stop8h 21m
Deal found 8/1![American Airlines logo]()
$520
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:30 am -
1 stop9h 55m
Wed 10/212:00 pm -
2 stops11h 40m
Deal found 8/5![Southwest logo]()
$396
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/95:00 am -
2 stops14h 37m
Tue 1/127:00 am -
1 stop8h 18m
Deal found 8/5![United Airlines logo]()
$496
This Delta deal was found by Cheapflights users on 8/5. 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.
Mon 11/211:25 am -
1 stop8h 13m
Wed 11/183:59 pm -
1 stop10h 01m
Deal found 8/5![Delta logo]()
$391
This Southwest deal was found by Cheapflights users on 8/4. 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.
Wed 10/711:15 am -
1 stop10h 10m
Fri 10/167:35 pm -
1 stop7h 35m
Deal found 8/4![Southwest logo]()
$405
This Delta deal was found by Cheapflights users on 8/5. 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 11/181:13 pm -
1 stop7h 46m
Wed 12/26:00 am -
1 stop9h 03m
Deal found 8/5![Delta logo]()
$391
This Southwest deal was found by Cheapflights users on 8/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:05 am -
1 stop8h 45m
Mon 9/147:10 pm -
1 stop6h 35m
Deal found 8/2![Southwest logo]()
$416
This Delta deal was found by Cheapflights users on 8/4. 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.
Wed 8/2611:22 am -
2 stops9h 36m
Fri 8/283:54 pm -
2 stops10h 50m
Deal found 8/4![Delta logo]()
$392
This Southwest deal was found by Cheapflights users on 8/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:05 pm -
1 stop9h 15m
Sat 8/2910:10 am -
2 stops11h 05m
Deal found 8/2![Southwest logo]()
$420
This Delta deal was found by Cheapflights users on 8/4. 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.
Sat 11/710:15 pm -
1 stop9h 23m
Sun 11/156:00 am -
1 stop7h 28m
Deal found 8/4![Delta logo]()
$405
This Southwest deal was found by Cheapflights users on 8/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:30 am -
1 stop9h 55m
Sun 10/117:55 pm -
1 stop7h 55m
Deal found 8/2![Southwest logo]()
$439
This Delta deal was found by Cheapflights users on 8/5. 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.
Tue 9/111:10 pm -
1 stop6h 05m
Fri 9/43:54 pm -
1 stop9h 11m
Deal found 8/5![Delta logo]()
$415
This Southwest deal was found by Cheapflights users on 8/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:50 pm -
2 stops10h 00m
Fri 10/97:35 pm -
1 stop8h 00m
Deal found 8/1![Southwest logo]()
$444
This Delta deal was found by Cheapflights users on 8/3. 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 9/710:56 pm -
1 stop9h 14m
Thu 9/107:25 pm -
1 stop6h 31m
Deal found 8/3![Delta logo]()
$446
This Delta deal was found by Cheapflights users on 8/2. 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 9/912:38 pm -
1 stop8h 14m
Sun 9/133:58 pm -
1 stop8h 40m
Deal found 8/2![Delta logo]()
$523
Last-minute flights from Washington to BuffaloDiscover last-minute flight deals from Washington to Buffalo. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from Washington to Buffalo. Data last updated August 6, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:59 am -
1 stop8h 05m
Wed 8/196:09 pm -
1 stop8h 50m
Deal found 8/5![American Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:02 pm -
1 stop7h 26m
Tue 8/255:58 pm -
1 stop7h 54m
Deal found 8/5![United Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:59 am -
1 stop8h 10m
Sat 9/55:45 pm -
1 stop9h 13m
Deal found 8/1![American Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 8/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:45 am -
2 stops13h 24m
Sat 9/512:16 pm -
1 stop9h 39m
Deal found 8/1![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 8/5. 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.
Sat 8/2910:55 pm -
1 stop9h 13m
Tue 9/17:00 am -
2 stops13h 14m
Deal found 8/5![Delta logo]()
$352
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:50 am -
1 stop8h 47m
Fri 9/118:55 am -
1 stop7h 19m
Deal found 8/5![United Airlines logo]()
$311
This Delta deal was found by Cheapflights users on 8/5. 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.
Sat 9/56:45 am -
2 stops13h 24m
Fri 9/116:20 am -
1 stop7h 04m
Deal found 8/5![Delta logo]()
$316
This Delta deal was found by Cheapflights users on 8/3. 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.
Sat 9/56:45 am -
1 stop8h 38m
Fri 9/116:05 am -
1 stop7h 41m
Deal found 8/3![Delta logo]()
$363
This Delta deal was found by Cheapflights users on 8/2. 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.
Sat 9/56:45 am -
1 stop8h 38m
Thu 9/107:25 pm -
1 stop6h 31m
Deal found 8/2![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 8/3. 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.
Sat 9/55:30 am -
1 stop6h 44m
Fri 9/116:20 am -
1 stop7h 06m
Deal found 8/3![Delta logo]()
$367
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/52:37 pm -
1 stop6h 25m
Fri 9/1111:05 am -
2 stops12h 16m
Deal found 8/3![American Airlines logo]()
$368
This American Airlines deal was found by Cheapflights users on 8/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:01 am -
1 stop8h 17m
Thu 10/155:50 pm -
1 stop9h 09m
Deal found 8/2![American Airlines logo]()
$347
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 August 6, 2026.
Search for one-way flight options from Washington to Buffalo. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:15 pm -
2 stops37h 40m
Deal found 8/4![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:15 pm -
2 stops37h 40m
Deal found 8/4![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:15 pm -
2 stops37h 40m
Deal found 8/1![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:56 pm -
2 stops21h 13m
Deal found 8/1![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:35 pm -
2 stops17h 54m
Deal found 8/3![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:34 am -
2 stops20h 55m
Deal found 8/1![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:35 pm -
2 stops15h 43m
Deal found 8/3![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:15 pm -
2 stops42h 30m
Deal found 8/4![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:24 pm -
2 stops26h 21m
Deal found 8/3![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:29 pm -
2 stops34h 00m
Deal found 8/3![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:37 pm -
2 stops16h 52m
Deal found 8/3![Frontier logo]()
$173
This Delta deal was found by Cheapflights users on 8/5. 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.
Mon 10/510:00 pm -
1 stop9h 38m
Deal found 8/5![Delta logo]()
$174
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 August 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $311 (United Airlines) |
One-way from | $135 (Kiwi.com) |
Popular in | December |
Cheapest in | March |
Average price | $504 |
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 August 6, 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
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Fri 10/30
11:25 am-11:59 pm
2 stops9h 34m
Buffalo
Wed 11/4
6:00 am-4:10 pm
2 stops13h 10m
$339
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Tue 10/20
7:00 am-6:56 pm
1 stop8h 56m
Buffalo
Sat 10/24
6:10 am-10:36 am
1 stop7h 26m
$347
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Tue 9/15
7:10 am-7:15 pm
1 stop9h 05m
Buffalo
Sat 9/19
6:20 am-10:24 am
1 stop7h 04m
$347
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Mon 10/5
9:15 pm-10:25 am
2 stops10h 10m
Buffalo
Wed 10/7
7:00 pm-11:05 pm
1 stop7h 05m
$352
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Sat 8/22
11:02 pm-9:28 am
1 stop7h 26m
Buffalo
Tue 8/25
10:30 am-5:50 pm
2 stops10h 20m
$360
SpokaneBuffalo
GEG Spokane - BUF Buffalo
GEGBUF
Spokane
Sat 9/5
6:45 am-6:23 pm
1 stop8h 38m
Buffalo
Fri 9/11
6:05 am-10:46 am
1 stop7h 41m
$363
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Sat 8/29
6:45 am-11:09 pm
2 stops13h 24m
Buffalo
Sat 9/5
3:54 pm-10:38 pm
2 stops9h 44m
$371
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Wed 8/26
10:45 pm-11:10 am
1 stop9h 25m
Buffalo
Fri 8/28
5:25 pm-11:05 pm
1 stop8h 40m
$382
SeattleBuffalo
SEA Seattle/Tacoma Intl - BUF Buffalo
SEABUF
Seattle/Tacoma Intl
Tue 9/1
10:58 pm-9:55 am
1 stop7h 57m
Buffalo
Wed 9/9
1:56 pm-7:15 pm
1 stop8h 19m
$384
SeattleBuffalo
SEA Seattle/Tacoma Intl - BUF Buffalo
SEABUF
Seattle/Tacoma Intl
Mon 11/2
11:25 am-10:38 pm
1 stop8h 13m
Buffalo
Wed 11/18
3:59 pm-11:00 pm
1 stop10h 01m
$391
Showing 1-10 of 55 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.
PDX-BUF
GEG-BUF
SEA-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
PDX-BUF
GEG-BUF
SEA-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 $407). Flying from State of Washington to Buffalo in December is currently the most expensive (average of $619). 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?
Airfare is below average for this route at the moment.
State of Washington to Buffalo flights typically cost between $421 and $646 in September.The cheapest round-trip price found within the last 5 days was $367 on Delta (Sep 5-Sep 11).
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 89 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
Williamsville
Orchard Park
Eden
Bowmansville
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Washington to Buffalo
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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 August 6, 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 August 6, 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 August 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$81 | Average$339 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$131 | Average$411 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$142 | Average$567 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$268 | Average$486 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$274 | Average$545 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$402 | Average$541 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$696 | Average$800 | FlexibilityNo cancel fee | On-time75% |