$189+ Cheap flights from Massachusetts to Washington
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SEA
Nov 18 — Nov 251
Round-trip
1 adult, Economy
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Find cheap flights from Massachusetts to Washington 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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Cheapest flights from Massachusetts to WashingtonExplore the most affordable flight options available from Massachusetts to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
Explore the most affordable flight options available from Massachusetts to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/157:25 am -
1 stop7h 48m
Thu 12/171:44 pm -
1 stop7h 29m
Deal found 10/19![Delta logo]()
$273
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/111:29 pm -
1 stop8h 34m
Fri 11/139:05 am -
1 stop9h 19m
Deal found 10/16![United Airlines logo]()
$352
This Southwest deal was found by Cheapflights users on 10/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1110:20 am -
1 stop11h 55m
Mon 12/147:00 am -
1 stop9h 50m
Deal found 10/19![Southwest logo]()
$356
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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.
Fri 11/137:03 am -
1 stop12h 53m
Mon 11/163:58 pm -
1 stop10h 48m
Deal found 10/16![Alaska Airlines logo]()
$357
This Expedia deal was found by Cheapflights users on 10/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:13 pm -
1 stop18h 19m
Sun 12/63:40 pm -
Nonstop5h 19m
Deal found 10/18![Alaska Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Fri 11/64:45 pm -
1 stop9h 30m
Sun 11/810:56 pm -
1 stop7h 27m
Deal found 10/16![United Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 10/15. 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.
Thu 12/35:53 am -
1 stop10h 39m
Fri 12/116:00 am -
1 stop10h 39m
Deal found 10/15![American Airlines logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:03 am -
1 stop16h 24m
Sat 11/145:19 pm -
1 stop9h 27m
Deal found 10/14![Alaska Airlines logo]()
$380
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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.
Sat 11/76:09 pm -
1 stop18h 18m
Mon 11/911:43 am -
1 stop15h 03m
Deal found 10/16![Alaska Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Sun 11/156:00 am -
1 stop9h 19m
Sun 11/2210:56 pm -
1 stop7h 27m
Deal found 10/16![United Airlines logo]()
$383
This Kissandfly.com deal was found by Cheapflights users on 10/19. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:13 am -
Nonstop6h 26m
Sun 11/157:04 pm -
1 stop7h 48m
Deal found 10/19![Multiple Airlines logo]()
$385
This Southwest deal was found by Cheapflights users on 10/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/155:00 am -
1 stop8h 15m
Thu 12/172:35 pm -
2 stops14h 30m
Deal found 10/19![Southwest logo]()
$397
Best flights from Massachusetts to WashingtonDiscover carefully curated flight deals from Massachusetts to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
Discover carefully curated flight deals from Massachusetts to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/41:29 pm -
1 stop8h 34m
Sat 11/79:05 am -
1 stop9h 19m
Deal found 10/16![United Airlines logo]()
$352
This Southwest deal was found by Cheapflights users on 10/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/75:00 am -
1 stop9h 00m
Tue 1/57:00 am -
1 stop9h 50m
Deal found 10/19![Southwest logo]()
$400
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:03 am -
1 stop18h 52m
Wed 11/188:33 am -
1 stop29h 08m
Deal found 10/14![Alaska Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 10/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:45 pm -
Nonstop6h 21m
Mon 11/167:38 am -
Nonstop5h 22m
Deal found 10/15![Delta logo]()
$467
This American Airlines deal was found by Cheapflights users on 10/15. 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.
Fri 10/305:16 pm -
1 stop21h 53m
Tue 11/311:34 pm -
2 stops14h 33m
Deal found 10/15![American Airlines logo]()
$620
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:13 pm -
1 stop30h 23m
Mon 12/147:00 am -
1 stop31h 09m
Deal found 10/14![Alaska Airlines logo]()
$403
This Southwest deal was found by Cheapflights users on 10/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:55 pm -
1 stop8h 40m
Fri 11/205:30 am -
1 stop7h 40m
Deal found 10/19![Southwest logo]()
$420
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Mon 11/166:00 am -
1 stop8h 09m
Mon 11/2311:22 am -
2 stops9h 37m
Deal found 10/17![United Airlines logo]()
$439
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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.
Mon 11/166:09 pm -
1 stop19h 44m
Sat 11/213:40 pm -
Nonstop5h 19m
Deal found 10/16![Alaska Airlines logo]()
$412
This Southwest deal was found by Cheapflights users on 10/17. 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.
Mon 12/212:35 pm -
2 stops11h 35m
Tue 1/57:35 am -
2 stops11h 20m
Deal found 10/17![Southwest logo]()
$435
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 11/139:03 am -
Nonstop6h 24m
Mon 11/161:03 pm -
1 stop13h 43m
Deal found 10/15![Alaska Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:57 pm -
1 stop10h 35m
Wed 10/287:05 am -
1 stop9h 36m
Deal found 10/19![Delta logo]()
$507
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Sat 10/246:00 am -
1 stop8h 24m
Wed 10/287:00 am -
1 stop9h 19m
Deal found 10/17![United Airlines logo]()
$461
This Southwest deal was found by Cheapflights users on 10/16. 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.
Mon 12/215:10 pm -
1 stop9h 00m
Mon 12/2812:15 am -
1 stop7h 45m
Deal found 10/16![Southwest logo]()
$448
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
Thu 11/57:13 am -
Nonstop6h 26m
Mon 11/99:08 am -
1 stop17h 38m
Deal found 10/15![Alaska Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Sat 10/2411:30 am -
1 stop9h 50m
Mon 10/261:49 pm -
1 stop7h 01m
Deal found 10/14![United Airlines logo]()
$461
This Delta deal was found by Cheapflights users on 10/18. 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 12/56:05 am -
1 stop8h 41m
Mon 12/712:35 pm -
1 stop8h 27m
Deal found 10/18![Delta logo]()
$521
This Southwest deal was found by Cheapflights users on 10/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/13:30 pm -
2 stops11h 05m
Sat 1/910:00 am -
1 stop9h 20m
Deal found 10/19![Southwest logo]()
$450
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Thu 10/296:00 am -
2 stops9h 47m
Mon 11/27:00 am -
1 stop9h 19m
Deal found 10/14![United Airlines logo]()
$466
This Expedia deal was found by Cheapflights users on 10/16. 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.
Sat 10/314:23 pm -
1 stop8h 36m
Wed 11/49:20 pm -
1 stop13h 35m
Deal found 10/16![Multiple Airlines logo]()
$1,244
This Alaska Airlines deal was found by Cheapflights users on 10/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:44 pm -
Nonstop6h 24m
Sun 11/159:08 am -
1 stop17h 38m
Deal found 10/19![Alaska Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 10/14. 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.
Thu 11/56:05 am -
1 stop8h 36m
Wed 11/1112:35 pm -
1 stop8h 19m
Deal found 10/14![Delta logo]()
$533
This Southwest deal was found by Cheapflights users on 10/15. 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.
Mon 11/911:45 am -
2 stops14h 20m
Thu 11/1212:15 am -
2 stops11h 15m
Deal found 10/15![Southwest logo]()
$461
This American Airlines deal was found by Cheapflights users on 10/18. 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.
Sun 2/144:14 pm -
1 stop22h 57m
Sun 2/284:12 pm -
2 stops20h 37m
Deal found 10/18![American Airlines logo]()
$691
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:13 am -
1 stop8h 59m
Tue 11/171:49 pm -
1 stop7h 09m
Deal found 10/14![Alaska Airlines logo]()
$455
This Delta deal was found by Cheapflights users on 10/18. 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.
Tue 11/35:55 pm -
1 stop9h 04m
Sat 11/75:20 am -
1 stop7h 40m
Deal found 10/18![Delta logo]()
$551
This Southwest deal was found by Cheapflights users on 10/14. 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.
Fri 11/135:00 am -
1 stop8h 15m
Fri 11/202:35 pm -
2 stops14h 30m
Deal found 10/14![Southwest logo]()
$464
This American Airlines deal was found by Cheapflights users on 10/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:36 pm -
2 stops25h 08m
Sat 11/75:24 pm -
2 stops20h 43m
Deal found 10/19![American Airlines logo]()
$693
This Delta deal was found by Cheapflights users on 10/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/304:10 pm -
2 stops10h 49m
Tue 11/311:50 pm -
2 stops12h 37m
Deal found 10/15![Delta logo]()
$558
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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.
Sun 11/87:13 am -
Nonstop6h 26m
Sun 11/159:08 am -
1 stop17h 38m
Deal found 10/16![Alaska Airlines logo]()
$462
Last-minute flights from Massachusetts to WashingtonDiscover last-minute flight deals from Massachusetts to Washington. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from Massachusetts to Washington. Data last updated October 19, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 10/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:51 am -
1 stop10h 26m
Mon 11/163:36 pm -
Nonstop5h 22m
Deal found 10/14![Alaska Airlines logo]()
$402
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Fri 11/64:45 pm -
1 stop9h 30m
Sun 11/810:56 pm -
1 stop7h 27m
Deal found 10/16![United Airlines logo]()
$376
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:03 am -
1 stop16h 24m
Sat 11/145:19 pm -
1 stop9h 27m
Deal found 10/14![Alaska Airlines logo]()
$380
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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.
Sat 11/76:09 pm -
1 stop18h 18m
Mon 11/911:43 am -
1 stop15h 03m
Deal found 10/16![Alaska Airlines logo]()
$382
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:03 am -
Nonstop6h 24m
Sat 11/73:58 pm -
1 stop10h 48m
Deal found 10/18![Alaska Airlines logo]()
$401
This Kissandfly.com deal was found by Cheapflights users on 10/19. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:13 am -
Nonstop6h 26m
Sun 11/157:04 pm -
1 stop7h 48m
Deal found 10/19![Multiple Airlines logo]()
$385
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/111:29 pm -
1 stop8h 34m
Fri 11/139:05 am -
1 stop9h 19m
Deal found 10/16![United Airlines logo]()
$352
This Alaska Airlines deal was found by Cheapflights users on 10/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:03 am -
1 stop12h 53m
Mon 11/163:58 pm -
1 stop10h 48m
Deal found 10/19![Alaska Airlines logo]()
$357
This Expedia deal was found by Cheapflights users on 10/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:03 am -
1 stop17h 32m
Fri 11/2011:08 am -
1 stop9h 51m
Deal found 10/14![Alaska Airlines logo]()
$403
This Kissandfly.com deal was found by Cheapflights users on 10/17. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:13 am -
Nonstop6h 26m
Wed 11/188:09 am -
1 stop7h 48m
Deal found 10/17![Alaska Airlines logo]()
$397
This lol.travel deal was found by Cheapflights users on 10/17. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:03 am -
1 stop10h 42m
Sat 11/2111:22 pm -
Nonstop5h 18m
Deal found 10/17![Alaska Airlines logo]()
$398
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Sun 11/156:00 am -
1 stop9h 19m
Sun 11/2210:56 pm -
1 stop7h 27m
Deal found 10/16![United Airlines logo]()
$383
One-way flights from Massachusetts to WashingtonSearch for one-way flight options from Massachusetts to Washington. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
Search for one-way flight options from Massachusetts to Washington. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This Southwest deal was found by Cheapflights users on 10/14. 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 11/58:15 am -
1 stop11h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Southwest logo]()
$189
This Southwest deal was found by Cheapflights users on 10/15. 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.
Sat 12/510:40 am -
1 stop8h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Southwest logo]()
$194
This United Airlines deal was found by Cheapflights users on 10/14. 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 1/62:25 pm -
1 stop9h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![United Airlines logo]()
$199
This Trip.com deal was found by Cheapflights users on 10/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:51 am -
1 stop10h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Alaska Airlines logo]()
$201
This Alaska Airlines deal was found by Cheapflights users on 10/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:03 am -
1 stop10h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Alaska Airlines logo]()
$204
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Mon 11/236:00 am -
1 stop9h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![United Airlines logo]()
$205
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:03 am -
1 stop30h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Alaska Airlines logo]()
$207
This Travelocity deal was found by Cheapflights users on 10/14. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/86:14 pm -
1 stop29h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Alaska Airlines logo]()
$207
This Sun Country Air deal was found by Cheapflights users on 10/15. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1611:45 am -
1 stop24h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Sun Country Air logo]()
$208
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 10/306:14 pm -
1 stop18h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Alaska Airlines logo]()
$209
This Expedia deal was found by Cheapflights users on 10/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/174:33 pm -
1 stop22h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Alaska Airlines logo]()
$209
This Southwest deal was found by Cheapflights users on 10/16. 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.
Sat 12/193:00 pm -
2 stops12h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Southwest logo]()
$210
Find flight deals from Massachusetts to Washington
Keep the following information in mind while searching for Massachusetts to Washington flight deals. Data was last updated October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $263 (Southwest) |
One-way from | $189 (Southwest) |
Popular in | December |
Cheapest in | March |
Average price | $432 |
Good round-trip deal | $447 or less |
Good one-way deal | $259 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Massachusetts to Washington 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 7,457,451 searches. Data last updated October 19, 2026.
Use the filters below to find and compare flights from Massachusetts to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSpokane
BOS Boston Logan Intl - GEG Spokane
BOSGEG
Boston Logan Intl
Fri 11/6
3:05 pm-9:11 pm
1 stop9h 06m
Spokane
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$189
BostonSpokane
BOS Boston Logan Intl - GEG Spokane
BOSGEG
Boston Logan Intl
Thu 11/5
8:15 am-5:10 pm
1 stop11h 55m
Spokane
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$189
BostonSpokane
BOS Boston Logan Intl - GEG Spokane
BOSGEG
Boston Logan Intl
Thu 11/12
1:51 pm-8:57 pm
1 stop10h 06m
Spokane
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$189
BostonEverett
BOS Boston Logan Intl - PAE Everett Paine Field
BOSPAE
Boston Logan Intl
Fri 1/8
6:14 pm-9:06 pm
1 stop29h 52m
Everett Paine Field
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$207
BostonSpokane
BOS Boston Logan Intl - GEG Spokane
BOSGEG
Boston Logan Intl
Thu 12/24
4:40 pm-9:50 pm
1 stop8h 10m
Spokane
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$220
BostonSpokane
BOS Boston Logan Intl - GEG Spokane
BOSGEG
Boston Logan Intl
Sun 1/10
8:50 am-10:05 pm
2 stops16h 15m
Spokane
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$226
BostonSpokane
BOS Boston Logan Intl - GEG Spokane
BOSGEG
Boston Logan Intl
Fri 10/23
7:45 am-3:07 pm
1 stop10h 22m
Spokane
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$231
BostonSeattle
BOS Boston Logan Intl - SEA Seattle/Tacoma Intl
BOSSEA
Boston Logan Intl
Tue 12/1
7:26 pm-10:55 pm
Nonstop6h 29m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$234
BostonSeattle
BOS Boston Logan Intl - SEA Seattle/Tacoma Intl
BOSSEA
Boston Logan Intl
Tue 11/10
7:25 pm-10:55 pm
Nonstop6h 30m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$234
BostonSeattle
BOS Boston Logan Intl - SEA Seattle/Tacoma Intl
BOSSEA
Boston Logan Intl
Fri 11/13
7:13 am-10:39 am
Nonstop6h 26m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$234
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Massachusetts to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from Massachusetts with our price prediction graph.
BOS-GEG
BOS-SEA
BOS-PAE
ORH-SEA
BOS-PSC
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 Massachusetts to Washington
USMA-USWA
BOS-GEG
BOS-SEA
BOS-PAE
ORH-SEA
What is the cheapest month to book a flight from Massachusetts to State of Washington?
Currently, March is the cheapest month in which you can book a flight from Massachusetts to State of Washington (average of $368). Flying from Massachusetts to State of Washington in December is currently the most expensive (average of $545). 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 MA to WA?
Find hourly flight availability from Massachusetts to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 19, 2026.
When flying from Massachusetts to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Massachusetts to State of Washington
Explore weekly flight availability from Massachusetts to Washington. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 19, 2026.
The most flights from USMA to USWA are scheduled on a Sunday (33 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (19 on average).
How much does it cost to fly round-trip from Massachusetts to State of Washington?
Airfare is typical for this route at the moment.
Massachusetts to State of Washington flights typically cost between $349 and $517 in November.The cheapest round-trip price found within the last 5 days was $352 on United Airlines (Nov 11-Nov 13).
How far ahead should I book a flight from Massachusetts to State of Washington?
Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from Massachusetts to State of Washington. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Washington
Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated October 19, 2026.
Read through reviews of airlines operating flights from Massachusetts to Washington, such as Alaska Airlines,Delta, andUnited Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Related info for your journey
Find useful and relevant information for your journey from Massachusetts to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Massachusetts to Washington
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Washington by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Massachusetts to Washington by cabin class
Find flights from Massachusetts to Washington, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Massachusetts and Washington flights
Browse other Massachusetts and Washington flight options. Last updated on October 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Washington
Find the right flight back to Massachusetts after your stay in Washington
Massachusetts to Washington flights
Consider these flights traveling from Massachusetts to Washington.
Top 7 airlines flying from Massachusetts to Washington
Discover the top 7 airlines that operate flights from Massachusetts to Washington. 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 7,457,451 searches. Data last updated October 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$172 | Average$366 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$196 | Average$507 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$218 | Average$425 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$241 | Average$627 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$254 | Average$470 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$286 | Average$507 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$298 | Average$507 | FlexibilityNo cancel fee | On-time63% |