$147+ Cheap flights from Boston (BOS) to Washington
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SEA
Jul 8 — Jul 151
Round-trip
1 adult, Economy
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Cheapest flights from Boston to WashingtonExplore the most affordable flight options available from Boston to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.
Explore the most affordable flight options available from Boston to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/291:30 pm
BOS
- PDX
2 stops10h 55m
Southwest
Sat 9/261:35 pm
PDX
- BOS
2 stops13h 25m
Southwest
Deal found 6/7![Southwest logo]()
$283
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:13 pm
BOS
- PDX
1 stop9h 21m
United Airlines
Mon 8/242:27 pm
PDX
- BOS
1 stop7h 47m
United Airlines
Deal found 6/6![United Airlines logo]()
$284
This United Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
BOS
- PDX
1 stop8h 28m
United Airlines
Fri 8/212:27 pm
PDX
- BOS
1 stop7h 47m
United Airlines
Deal found 6/3![United Airlines logo]()
$285
This Southwest deal was found by Cheapflights users on 6/5. 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 9/93:20 pm
BOS
- PDX
1 stop10h 50m
Southwest
Fri 9/1811:30 pm
PDX
- BOS
1 stop9h 55m
Southwest
Deal found 6/5![Southwest logo]()
$287
This SmartFares deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:57 am
BOS
- PDX
Nonstop6h 08m
JetBlue
Fri 7/1011:27 pm
PDX
- BOS
Nonstop5h 21m
JetBlue
Deal found 6/3![JetBlue logo]()
$288
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/244:57 pm
BOS
- PDX
1 stop9h 01m
United Airlines
Tue 6/3010:52 pm
PDX
- BOS
1 stop7h 59m
United Airlines
Deal found 6/7![United Airlines logo]()
$290
This American Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:01 am
BOS
- PDX
1 stop8h 32m
American Airlines
Wed 7/812:35 pm
PDX
- BOS
1 stop8h 14m
American Airlines
Deal found 6/8![American Airlines logo]()
$292
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:45 pm
BOS
- PDX
1 stop10h 50m
Southwest
Tue 8/118:00 am
PDX
- BOS
1 stop13h 25m
Southwest
Deal found 6/7![Southwest logo]()
$293
This United Airlines deal was found by Cheapflights users on 6/5. 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.
Wed 8/196:00 am
BOS
- PDX
1 stop8h 28m
United Airlines
Mon 8/2411:17 pm
PDX
- BOS
1 stop7h 31m
United Airlines
Deal found 6/5![United Airlines logo]()
$295
This American Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:20 pm
BOS
- SEA
1 stop10h 36m
American Airlines
Wed 9/166:40 am
SEA
- BOS
1 stop9h 00m
American Airlines
Deal found 6/4![American Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 6/5. 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.
Tue 8/185:25 am
BOS
- PDX
2 stops10h 10m
Southwest
Tue 8/2510:45 pm
PDX
- BOS
1 stop7h 45m
Southwest
Deal found 6/5![Southwest logo]()
$297
This lol.travel deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:24 pm
BOS
- SEA
Nonstop6h 25m
JetBlue
Sat 7/1111:21 pm
SEA
- BOS
Nonstop5h 18m
JetBlue
Deal found 6/7![JetBlue logo]()
$298
Best flights from Boston to WashingtonDiscover carefully curated flight deals from Boston to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 8, 2026.
Discover carefully curated flight deals from Boston to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 8, 2026.
This Southwest deal was found by Cheapflights users on 6/6. 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.
Tue 8/189:05 am
BOS
- PDX
1 stop12h 55m
Southwest
Tue 8/2511:30 pm
PDX
- BOS
2 stops10h 10m
Southwest
Deal found 6/6![Southwest logo]()
$303
This Delta deal was found by Cheapflights users on 6/5. 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 pm
BOS
- SEA
Nonstop6h 35m
Delta
Wed 9/163:55 pm
SEA
- BOS
Nonstop5h 27m
Delta
Deal found 6/5![Delta logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:03 am
BOS
- PDX
Nonstop6h 16m
Alaska Airlines
Mon 7/209:56 pm
PDX
- BOS
Nonstop5h 24m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:00 am
BOS
- PSC
1 stop9h 11m
American Airlines
Fri 7/103:24 pm
PSC
- BOS
1 stop11h 21m
American Airlines
Deal found 6/4![American Airlines logo]()
$466
This Southwest deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:20 pm
BOS
- PDX
2 stops9h 55m
Southwest
Mon 8/3111:30 pm
PDX
- BOS
2 stops11h 05m
Southwest
Deal found 6/3![Southwest logo]()
$325
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/45:55 am
BOS
- PDX
1 stop7h 45m
Delta
Sat 7/1112:33 am
PDX
- BOS
1 stop7h 12m
Delta
Deal found 6/4![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:05 am
BOS
- SEA
1 stop14h 55m
Southwest
Thu 9/1011:00 pm
SEA
- BOS
2 stops10h 30m
Southwest
Deal found 6/7![Southwest logo]()
$326
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:40 am
BOS
- SEA
1 stop16h 05m
Southwest
Sat 8/159:20 am
SEA
- BOS
1 stop12h 05m
Southwest
Deal found 6/7![Southwest logo]()
$328
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:05 am
BOS
- PDX
1 stop8h 36m
Delta
Thu 8/2011:20 pm
PDX
- BOS
1 stop6h 43m
Delta
Deal found 6/4![Delta logo]()
$368
This Alaska Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:52 pm
BOS
- GEG
1 stop10h 07m
Alaska Airlines
Sun 8/307:03 am
GEG
- BOS
1 stop19h 46m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/22:45 pm
BOS
- SEA
2 stops11h 40m
Southwest
Wed 9/95:20 am
SEA
- BOS
2 stops10h 15m
Southwest
Deal found 6/4![Southwest logo]()
$332
This Alaska Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:12 am
BOS
- GEG
1 stop8h 19m
Alaska Airlines
Sun 8/307:03 am
GEG
- BOS
1 stop19h 46m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/57:45 am
BOS
- GEG
1 stop10h 55m
Delta
Wed 9/25:15 am
GEG
- BOS
1 stop7h 55m
Delta
Deal found 6/3![Delta logo]()
$403
This Southwest deal was found by Cheapflights users on 6/5. 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.
Sat 7/47:45 am
BOS
- SEA
2 stops11h 10m
Southwest
Tue 7/147:30 pm
SEA
- BOS
2 stops9h 30m
Southwest
Deal found 6/5![Southwest logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:00 am
BOS
- SEA
1 stop18h 40m
Alaska Airlines
Sun 9/136:51 pm
SEA
- BOS
1 stop8h 18m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$418
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/33:55 pm
BOS
- PDX
2 stops11h 00m
Southwest
Wed 7/89:20 pm
PDX
- BOS
1 stop7h 50m
Southwest
Deal found 6/4![Southwest logo]()
$342
This deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:03 am
BOS
- PSC
1 stop8h 16m
Alaska Airlines
Tue 7/712:56 pm
PSC
- BOS
1 stop8h 03m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$431
This Southwest deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:05 am
BOS
- SEA
1 stop14h 55m
Southwest
Mon 8/3110:30 pm
SEA
- BOS
1 stop8h 00m
Southwest
Deal found 6/3![Southwest logo]()
$343
This Delta deal was found by Cheapflights users on 6/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:05 am
BOS
- PSC
1 stop10h 03m
Delta
Fri 7/1012:32 pm
PSC
- BOS
1 stop8h 42m
Delta
Deal found 6/6![Delta logo]()
$471
This Alaska Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:52 pm
BOS
- BLI
1 stop10h 07m
Alaska Airlines
Tue 9/87:26 pm
BLI
- BOS
1 stop9h 13m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$465
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:20 am
BOS
- PDX
1 stop8h 10m
Southwest
Tue 9/111:30 pm
PDX
- BOS
2 stops10h 10m
Southwest
Deal found 6/7![Southwest logo]()
$352
This Delta deal was found by Cheapflights users on 6/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/187:53 am
BOS
- PSC
1 stop10h 01m
Delta
Wed 7/2212:32 pm
PSC
- BOS
1 stop8h 42m
Delta
Deal found 6/6![Delta logo]()
$500
This Southwest deal was found by Cheapflights users on 6/5. 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.
Tue 8/182:45 pm
BOS
- PDX
2 stops10h 30m
Southwest
Fri 8/218:00 am
PDX
- BOS
1 stop13h 25m
Southwest
Deal found 6/5![Southwest logo]()
$353
This Alaska Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:03 am
BOS
- GEG
1 stop8h 42m
Alaska Airlines
Fri 9/47:24 pm
GEG
- BOS
1 stop7h 45m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$490
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/38:15 am
BOS
- GEG
1 stop8h 03m
Delta
Tue 9/85:20 am
GEG
- BOS
2 stops15h 18m
Delta
Deal found 6/3![Delta logo]()
$505
This Southwest deal was found by Cheapflights users on 6/6. 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.
Sat 7/47:35 am
BOS
- SEA
1 stop11h 00m
Southwest
Fri 7/109:00 am
SEA
- BOS
1 stop11h 30m
Southwest
Deal found 6/6![Southwest logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:00 am
BOS
- PUW
1 stop14h 05m
Alaska Airlines
Sat 10/2411:27 am
PUW
- BOS
1 stop9h 27m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$504
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:40 am
BOS
- SEA
2 stops10h 55m
Southwest
Sat 8/2911:00 pm
SEA
- BOS
2 stops10h 40m
Southwest
Deal found 6/7![Southwest logo]()
$362
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:05 am
BOS
- PSC
1 stop8h 50m
Delta
Wed 8/195:24 pm
PSC
- BOS
1 stop10h 06m
Delta
Deal found 6/4![Delta logo]()
$542
This Alaska Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:03 am
BOS
- PUW
1 stop9h 50m
Alaska Airlines
Thu 9/2411:57 am
PUW
- BOS
1 stop8h 57m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$506
Last-minute flights from Boston to WashingtonDiscover last-minute flight deals from Boston to Washington. Data last updated June 8, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Washington. Data last updated June 8, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/168:28 am
BOS
- SEA
1 stop12h 46m
Alaska Airlines
Mon 6/2911:18 pm
SEA
- BOS
Nonstop5h 22m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$372
This Cheapflightsfares deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/177:10 am
BOS
- SEA
Nonstop6h 25m
JetBlue
Mon 6/2211:44 pm
SEA
- BOS
Nonstop5h 16m
JetBlue
Deal found 6/3![JetBlue logo]()
$382
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/244:57 pm
BOS
- PDX
1 stop9h 01m
United Airlines
Tue 6/3010:52 pm
PDX
- BOS
1 stop7h 59m
United Airlines
Deal found 6/7![United Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/294:57 pm
BOS
- PDX
1 stop9h 16m
United Airlines
Tue 7/711:05 am
PDX
- BOS
1 stop7h 54m
United Airlines
Deal found 6/8![United Airlines logo]()
$302
This United Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:00 am
BOS
- PDX
1 stop9h 07m
United Airlines
Sat 7/1110:40 pm
PDX
- BOS
1 stop7h 49m
United Airlines
Deal found 6/4![United Airlines logo]()
$310
This American Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:01 am
BOS
- PDX
1 stop8h 32m
American Airlines
Wed 7/812:35 pm
PDX
- BOS
1 stop8h 14m
American Airlines
Deal found 6/8![American Airlines logo]()
$292
This SmartFares deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:57 am
BOS
- PDX
Nonstop6h 08m
JetBlue
Fri 7/1011:27 pm
PDX
- BOS
Nonstop5h 21m
JetBlue
Deal found 6/3![JetBlue logo]()
$288
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:00 am
BOS
- PDX
1 stop9h 35m
Southwest
Fri 7/109:20 pm
PDX
- BOS
1 stop7h 45m
Southwest
Deal found 6/4![Southwest logo]()
$303
This Southwest deal was found by Cheapflights users on 6/5. 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.
Sat 7/43:10 pm
BOS
- GEG
1 stop7h 55m
Southwest
Sat 7/115:50 am
GEG
- BOS
2 stops11h 30m
Southwest
Deal found 6/5![Southwest logo]()
$381
This American Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:01 am
BOS
- PDX
1 stop8h 32m
American Airlines
Wed 7/2210:30 pm
PDX
- BOS
1 stop8h 25m
American Airlines
Deal found 6/3![American Airlines logo]()
$297
This American Airlines deal was found by Cheapflights users on 6/5. 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 7/156:01 am
BOS
- PDX
1 stop8h 32m
American Airlines
Tue 7/2112:35 pm
PDX
- BOS
1 stop8h 14m
American Airlines
Deal found 6/5![American Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:45 pm
BOS
- PDX
1 stop10h 50m
Southwest
Tue 8/118:00 am
PDX
- BOS
1 stop13h 25m
Southwest
Deal found 6/7![Southwest logo]()
$293
One-way flights from Boston to WashingtonSearch for one-way flight options from Boston to Washington. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
Search for one-way flight options from Boston to Washington. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/167:15 am
BOS
- GEG
1 stop9h 03m
Delta
Deal found 6/7![Delta logo]()
$147
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1311:15 am
BOS
- GEG
1 stop7h 56m
Delta
Deal found 6/4![Delta logo]()
$152
This American Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:01 am
BOS
- PDX
1 stop8h 32m
American Airlines
Deal found 6/4![American Airlines logo]()
$154
This Southwest deal was found by Cheapflights users on 6/5. 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.
Sat 8/155:30 am
BOS
- PDX
1 stop8h 10m
Southwest
Deal found 6/5![Southwest logo]()
$158
This Cheapflightsfares deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:55 am
BOS
- PDX
Nonstop6h 09m
JetBlue
Deal found 6/7![JetBlue logo]()
$159
This Southwest deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:30 am
BOS
- PDX
2 stops11h 30m
Southwest
Deal found 6/3![Southwest logo]()
$163
This JetBlue deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:57 am
BOS
- PDX
Nonstop6h 08m
JetBlue
Deal found 6/5![JetBlue logo]()
$164
This Expedia deal was found by Cheapflights users on 6/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:00 am
BOS
- GEG
1 stop17h 49m
Alaska Airlines
Deal found 6/5![Alaska Airlines logo]()
$165
This United Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:10 pm
BOS
- PDX
1 stop9h 40m
United Airlines
Deal found 6/4![United Airlines logo]()
$165
This Southwest deal was found by Cheapflights users on 6/5. 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.
Tue 8/113:20 pm
BOS
- PDX
2 stops9h 55m
Southwest
Deal found 6/5![Southwest logo]()
$168
This Alaska Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:03 am
BOS
- PDX
Nonstop6h 16m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$169
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:20 pm
BOS
- GEG
2 stops10h 05m
Southwest
Deal found 6/7![Southwest logo]()
$170
Find flight deals from Boston to Washington
Keep the following information in mind while searching for Boston to Washington flight deals. Data was last updated June 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $283 (Southwest) |
One-way from | $147 (Delta) |
Popular in | December |
Cheapest in | October |
Average price | $427 |
Good round-trip deal | $392 or less |
Good one-way deal | $212 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston 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 2,558,603 searches. Data last updated June 8, 2026.
Use the filters below to find and compare flights from Boston to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonPortland
BOS - PDX
BOSPDX
Boston Logan Intl
Tue 8/18
9:05 am-7:00 pm
1 stop12h 55m
Portland
Tue 8/25
11:30 pm-12:40 pm
2 stops10h 10m
$303
BostonPortland
BOS - PDX
BOSPDX
Boston Logan Intl
Wed 8/26
3:20 pm-10:15 pm
2 stops9h 55m
Portland
Mon 8/31
11:30 pm-1:35 pm
2 stops11h 05m
$325
BostonSeattle
BOS - SEA
BOSSEA
Boston Logan Intl
Wed 9/2
9:05 am-9:00 pm
1 stop14h 55m
Seattle/Tacoma Intl
Thu 9/10
11:00 pm-12:30 pm
2 stops10h 30m
$326
BostonSeattle
BOS - SEA
BOSSEA
Boston Logan Intl
Thu 8/13
8:40 am-9:45 pm
1 stop16h 05m
Seattle/Tacoma Intl
Sat 8/15
9:20 am-12:25 am
1 stop12h 05m
$328
BostonSeattle
BOS - SEA
BOSSEA
Boston Logan Intl
Wed 9/2
2:45 pm-11:25 pm
2 stops11h 40m
Seattle/Tacoma Intl
Wed 9/9
5:20 am-6:35 pm
2 stops10h 15m
$332
BostonSeattle
BOS - SEA
BOSSEA
Boston Logan Intl
Sat 9/5
6:45 pm-10:20 pm
Nonstop6h 35m
Seattle/Tacoma Intl
Wed 9/16
3:55 pm-12:22 am
Nonstop5h 27m
$337
Quickest round-trip
BostonPortland
BOS - PDX
BOSPDX
Boston Logan Intl
Tue 7/14
6:03 am-9:19 am
Nonstop6h 16m
Portland
Mon 7/20
9:56 pm-6:20 am
Nonstop5h 24m
$337
BostonPortland
BOS - PDX
BOSPDX
Boston Logan Intl
Sat 7/4
5:55 am-10:40 am
1 stop7h 45m
Portland
Sat 7/11
12:33 am-10:45 am
1 stop7h 12m
$337
BostonSeattle
BOS - SEA
BOSSEA
Boston Logan Intl
Sat 7/4
7:45 am-3:55 pm
2 stops11h 10m
Seattle/Tacoma Intl
Tue 7/14
7:30 pm-8:00 am
2 stops9h 30m
$337
BostonPortland
BOS - PDX
BOSPDX
Boston Logan Intl
Fri 7/3
3:55 pm-11:55 pm
2 stops11h 00m
Portland
Wed 7/8
9:20 pm-8:10 am
1 stop7h 50m
$342
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Boston to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from Boston with our price prediction graph.
BOS-GEG
BOS-PDX
BOS-SEA
BOS-PSC
BOS-BLI
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 Boston to Washington
BOS-USWA
BOS-GEG
BOS-PDX
BOS-SEA
BOS-PSC
What is the cheapest month to book a flight from Boston to State of Washington?
Currently, March is the cheapest month in which you can book a flight from Boston to State of Washington (average of $108). Flying from Boston to State of Washington in December is currently the most expensive (average of $1,019). 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 BOS to WA?
Find hourly flight availability from Boston 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 June 8, 2026.
When flying from Boston 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 Boston to State of Washington
Explore weekly flight availability from Boston 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 June 8, 2026.
The most flights from BOS to USWA are scheduled on a Friday (30 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 on average).
How much does it cost to fly round-trip from Boston to State of Washington?
How far ahead should I book a flight from Boston to State of Washington?
The best time to book flights from Boston to State of Washington is 58 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.
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 June 8, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andHawaiian Airlines from Boston to Washington have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
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 Boston 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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Complete your trip
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Search flights from Boston to Washington by cabin class
Find flights from Boston to Washington, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Washington flights
Browse other Boston and Washington flight options. Last updated on June 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Boston to Washington flights
Consider these flights traveling from Boston to Washington.
Top 8 airlines flying from Boston to Washington
Discover the top 8 airlines that operate flights from Boston 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 2,558,603 searches. Data last updated June 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$294 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$141 | Average$374 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$153 | Average$513 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$172 | Average$325 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$188 | Average$522 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$232 | Average$588 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$233 | Average$542 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$256 | Average$445 | FlexibilityNo cancel fee | On-time71% |