$144+ Cheap flights from New Hampshire 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — SEA
Jun 3 — Jun 101
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 New Hampshire to WashingtonExplore the most affordable flight options available from New Hampshire to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.
Explore the most affordable flight options available from New Hampshire to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/273:00 pm
BOS
- PDX
1 stop9h 51m
American Airlines
Wed 6/310:40 pm
PDX
- BOS
1 stop7h 01m
American Airlines
Deal found 4/29![American Airlines logo]()
$262
This Southwest deal was found by Cheapflights users on 5/3. 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.
Tue 6/26:20 pm
BOS
- PDX
1 stop7h 50m
Southwest
Tue 6/97:40 pm
PDX
- BOS
2 stops9h 20m
Southwest
Deal found 5/3![Southwest logo]()
$267
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 7/155:10 am
BOS
- PDX
1 stop8h 26m
American Airlines
Tue 7/2110:57 pm
PDX
- BOS
1 stop8h 31m
American Airlines
Deal found 4/30![American Airlines logo]()
$272
This SmartFares deal was found by Cheapflights users on 5/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:00 am
BOS
- PDX
Nonstop6h 11m
Alaska Airlines
Sat 6/68:37 am
PDX
- BOS
Nonstop5h 31m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$274
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Fri 5/294:15 pm
BOS
- PDX
1 stop8h 33m
United Airlines
Mon 6/110:52 pm
PDX
- BOS
1 stop8h 01m
United Airlines
Deal found 5/1![United Airlines logo]()
$276
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/296:00 am
BOS
- PDX
1 stop8h 34m
American Airlines
Sat 6/61:45 pm
PDX
- BOS
1 stop7h 43m
American Airlines
Deal found 4/30![American Airlines logo]()
$277
This United Airlines deal was found by Cheapflights users on 5/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:00 am
BOS
- PDX
1 stop8h 38m
United Airlines
Wed 7/296:50 pm
PDX
- BOS
1 stop8h 08m
United Airlines
Deal found 5/2![United Airlines logo]()
$280
This Vliegwinkel deal was found by Cheapflights users on 5/3. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:32 pm
BOS
- PDX
Nonstop6h 15m
Multiple Airlines
Sat 5/302:30 pm
PDX
- BOS
Nonstop5h 26m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$281
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/277:00 am
BOS
- SEA
Nonstop6h 17m
JetBlue
Wed 6/311:35 am
SEA
- BOS
Nonstop5h 39m
JetBlue
Deal found 4/30![JetBlue logo]()
$282
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 8/226:00 am
BOS
- PDX
1 stop8h 50m
American Airlines
Tue 9/111:20 pm
PDX
- BOS
1 stop9h 32m
American Airlines
Deal found 4/30![American Airlines logo]()
$282
This Super.com deal was found by Cheapflights users on 5/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:00 am
BOS
- SEA
Nonstop6h 17m
JetBlue
Wed 5/2711:35 am
SEA
- BOS
Nonstop5h 39m
JetBlue
Deal found 5/2![JetBlue logo]()
$283
This Super.com deal was found by Cheapflights users on 5/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3010:06 am
BOS
- PDX
Nonstop6h 04m
JetBlue
Mon 6/12:30 pm
PDX
- BOS
Nonstop5h 26m
JetBlue
Deal found 5/2![JetBlue logo]()
$283
Best flights from New Hampshire to WashingtonDiscover carefully curated flight deals from New Hampshire to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 4, 2026.
Discover carefully curated flight deals from New Hampshire to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 4, 2026.
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 6/36:35 pm
BOS
- PDX
1 stop8h 18m
United Airlines
Mon 6/86:50 pm
PDX
- BOS
1 stop8h 08m
United Airlines
Deal found 4/29![United Airlines logo]()
$276
This Southwest deal was found by Cheapflights users on 5/3. 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.
Thu 6/254:45 pm
BOS
- PDX
1 stop10h 10m
Southwest
Sun 6/2811:30 pm
PDX
- BOS
2 stops9h 40m
Southwest
Deal found 5/3![Southwest logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 7/167:44 pm
BOS
- SEA
Nonstop6h 23m
Alaska Airlines
Mon 7/206:21 am
SEA
- BOS
1 stop20h 19m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 5/3. 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.
Wed 9/911:38 am
PWM
- PDX
1 stop7h 20m
Delta
Mon 9/1412:40 am
PDX
- PWM
1 stop7h 09m
Delta
Deal found 5/3![Delta logo]()
$383
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Tue 6/22:57 pm
MHT
- PDX
2 stops12h 00m
American Airlines
Thu 6/1112:34 pm
PDX
- MHT
1 stop8h 05m
American Airlines
Deal found 5/1![American Airlines logo]()
$421
This JetBlue deal was found by Cheapflights users on 5/3. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/237:10 am
BOS
- SEA
Nonstop6h 23m
JetBlue
Wed 8/511:44 pm
SEA
- BOS
Nonstop5h 16m
JetBlue
Deal found 5/3![JetBlue logo]()
$427
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/302:40 pm
BOS
- PDX
1 stop10h 06m
United Airlines
Tue 6/22:12 pm
PDX
- BOS
1 stop7h 47m
United Airlines
Deal found 4/29![United Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 5/1. 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 7/91:10 pm
BOS
- PDX
2 stops10h 50m
Southwest
Tue 7/149:20 pm
PDX
- BOS
1 stop7h 40m
Southwest
Deal found 5/1![Southwest logo]()
$373
This United Airlines deal was found by Cheapflights users on 5/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/22:15 pm
BOS
- PDX
1 stop10h 09m
United Airlines
Thu 6/410:52 pm
PDX
- BOS
1 stop9h 24m
United Airlines
Deal found 5/2![United Airlines logo]()
$347
This Alaska Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/136:40 pm
BOS
- SEA
1 stop17h 45m
Alaska Airlines
Sat 5/167:55 am
SEA
- BOS
Nonstop5h 37m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$382
This Delta deal was found by Cheapflights users on 5/2. 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.
Mon 6/1511:30 am
BOS
- GEG
1 stop10h 47m
Delta
Sat 6/205:10 pm
GEG
- BOS
1 stop9h 55m
Delta
Deal found 5/2![Delta logo]()
$404
This Southwest deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 6/98:55 am
BOS
- PDX
1 stop9h 30m
Southwest
Fri 6/127:40 pm
PDX
- BOS
2 stops9h 25m
Southwest
Deal found 4/30![Southwest logo]()
$377
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 5/225:04 pm
BOS
- PDX
1 stop9h 19m
American Airlines
Sun 5/3110:40 pm
PDX
- BOS
1 stop7h 01m
American Airlines
Deal found 4/28![American Airlines logo]()
$423
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Thu 5/285:45 am
BOS
- SEA
1 stop9h 06m
United Airlines
Thu 6/411:00 pm
SEA
- BOS
1 stop7h 48m
United Airlines
Deal found 5/3![United Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:48 pm
PWM
- SEA
2 stops10h 22m
Delta
Sun 6/711:59 pm
SEA
- PWM
2 stops12h 56m
Delta
Deal found 5/3![Delta logo]()
$411
This Alaska Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 7/88:28 am
BOS
- SEA
1 stop12h 46m
Alaska Airlines
Sun 7/126:21 am
SEA
- BOS
1 stop20h 19m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 6/23:45 pm
MHT
- SEA
2 stops11h 25m
Southwest
Tue 6/911:05 pm
SEA
- MHT
1 stop8h 45m
Southwest
Deal found 4/29![Southwest logo]()
$392
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/224:30 pm
BOS
- GEG
1 stop9h 48m
Delta
Fri 6/122:23 pm
GEG
- BOS
1 stop6h 34m
Delta
Deal found 4/30![Delta logo]()
$413
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Fri 8/285:05 pm
PWM
- SEA
1 stop8h 37m
United Airlines
Tue 9/111:10 pm
SEA
- PWM
1 stop7h 52m
United Airlines
Deal found 5/1![United Airlines logo]()
$381
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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 7/246:03 am
BOS
- PDX
Nonstop6h 16m
Alaska Airlines
Sat 8/112:03 pm
PDX
- BOS
1 stop8h 56m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 5/3. 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.
Mon 6/17:10 pm
MHT
- SEA
1 stop7h 55m
Southwest
Mon 6/811:05 pm
SEA
- MHT
1 stop8h 45m
Southwest
Deal found 5/3![Southwest logo]()
$399
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/196:01 pm
PWM
- PDX
1 stop8h 47m
American Airlines
Tue 8/1111:20 pm
PDX
- PWM
2 stops12h 01m
American Airlines
Deal found 4/29![American Airlines logo]()
$490
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 6/127:45 am
BOS
- PDX
1 stop10h 01m
Delta
Mon 6/157:20 pm
PDX
- BOS
1 stop7h 45m
Delta
Deal found 4/29![Delta logo]()
$413
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:03 am
BOS
- PDX
Nonstop6h 16m
Alaska Airlines
Thu 8/69:56 pm
PDX
- BOS
Nonstop5h 24m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$432
This Southwest deal was found by Cheapflights users on 5/3. 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 9/91:05 pm
PWM
- SEA
2 stops10h 20m
Southwest
Wed 9/165:20 am
SEA
- PWM
1 stop13h 45m
Southwest
Deal found 5/3![Southwest logo]()
$401
This United Airlines deal was found by Cheapflights users on 5/1. 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 9/152:35 pm
PWM
- SEA
2 stops11h 07m
United Airlines
Tue 9/2910:58 pm
SEA
- PWM
1 stop7h 25m
United Airlines
Deal found 5/1![United Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 5/2. 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 5/267:48 am
BOS
- GEG
1 stop10h 43m
Delta
Mon 6/110:40 pm
GEG
- BOS
2 stops14h 51m
Delta
Deal found 5/2![Delta logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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 6/16:00 am
BOS
- GEG
1 stop8h 52m
Alaska Airlines
Tue 6/97:25 pm
GEG
- BOS
2 stops12h 01m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$433
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Sat 5/233:08 pm
BOS
- PDX
2 stops12h 42m
United Airlines
Fri 5/2910:40 pm
PDX
- BOS
2 stops9h 36m
United Airlines
Deal found 5/1![United Airlines logo]()
$422
This Southwest deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 6/612:35 pm
BOS
- PDX
1 stop10h 05m
Southwest
Sun 6/1411:30 pm
PDX
- BOS
2 stops9h 40m
Southwest
Deal found 4/28![Southwest logo]()
$432
Last-minute flights from New Hampshire to WashingtonDiscover last-minute flight deals from New Hampshire to Washington. Data last updated May 4, 2026 and is based on user searches.
Discover last-minute flight deals from New Hampshire to Washington. Data last updated May 4, 2026 and is based on user searches.
This Vliegwinkel deal was found by Cheapflights users on 5/3. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:32 pm
BOS
- PDX
Nonstop6h 15m
Multiple Airlines
Sat 5/302:30 pm
PDX
- BOS
Nonstop5h 26m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$281
This Vliegwinkel deal was found by Cheapflights users on 5/1. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:32 pm
BOS
- PDX
Nonstop6h 15m
Alaska Airlines
Sat 5/305:32 pm
PDX
- BOS
1 stop9h 12m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$284
This Super.com deal was found by Cheapflights users on 5/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:00 am
BOS
- SEA
Nonstop6h 17m
JetBlue
Wed 5/2711:35 am
SEA
- BOS
Nonstop5h 39m
JetBlue
Deal found 5/2![JetBlue logo]()
$283
This JetBlue deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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.
Tue 5/267:00 am
BOS
- SEA
Nonstop6h 17m
JetBlue
Wed 6/311:35 am
SEA
- BOS
Nonstop5h 39m
JetBlue
Deal found 4/29![JetBlue logo]()
$287
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/273:00 pm
BOS
- PDX
1 stop9h 51m
American Airlines
Wed 6/310:40 pm
PDX
- BOS
1 stop7h 01m
American Airlines
Deal found 4/29![American Airlines logo]()
$262
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/277:00 am
BOS
- SEA
Nonstop6h 17m
JetBlue
Wed 6/311:35 am
SEA
- BOS
Nonstop5h 39m
JetBlue
Deal found 4/30![JetBlue logo]()
$282
This lol.travel deal was found by Cheapflights users on 5/3. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/287:00 am
BOS
- SEA
Nonstop6h 17m
JetBlue
Sat 6/611:35 am
SEA
- BOS
Nonstop5h 37m
JetBlue
Deal found 5/3![JetBlue logo]()
$290
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Fri 5/294:15 pm
BOS
- PDX
1 stop8h 33m
United Airlines
Mon 6/110:52 pm
PDX
- BOS
1 stop8h 01m
United Airlines
Deal found 5/1![United Airlines logo]()
$276
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/296:00 am
BOS
- PDX
1 stop8h 34m
American Airlines
Sat 6/61:45 pm
PDX
- BOS
1 stop7h 43m
American Airlines
Deal found 4/30![American Airlines logo]()
$277
This Cheapflightsfares deal was found by Cheapflights users on 5/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3010:06 am
BOS
- PDX
Nonstop6h 04m
JetBlue
Sat 6/62:30 pm
PDX
- BOS
Nonstop5h 26m
JetBlue
Deal found 5/1![JetBlue logo]()
$282
This Super.com deal was found by Cheapflights users on 5/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3010:06 am
BOS
- PDX
Nonstop6h 04m
JetBlue
Mon 6/12:30 pm
PDX
- BOS
Nonstop5h 26m
JetBlue
Deal found 5/2![JetBlue logo]()
$283
This JetBlue deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/3010:06 am
BOS
- PDX
Nonstop6h 04m
JetBlue
Thu 6/42:30 pm
PDX
- BOS
Nonstop5h 26m
JetBlue
Deal found 4/29![JetBlue logo]()
$287
One-way flights from New Hampshire to WashingtonSearch for one-way flight options from New Hampshire to Washington. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
Search for one-way flight options from New Hampshire to Washington. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/256:00 am
BOS
- PDX
Nonstop6h 11m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/289:23 am
BOS
- PDX
1 stop26h 09m
Allegiant Air
Deal found 4/30![Allegiant Air logo]()
$145
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/287:48 am
BOS
- GEG
1 stop10h 43m
Delta
Deal found 4/29![Delta logo]()
$147
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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.
Sat 7/47:19 pm
BOS
- PDX
Nonstop6h 15m
JetBlue
Deal found 4/30![JetBlue logo]()
$149
This Southwest deal was found by Cheapflights users on 5/3. 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.
Thu 5/282:30 pm
BOS
- GEG
2 stops13h 00m
Southwest
Deal found 5/3![Southwest logo]()
$152
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 6/107:00 am
BOS
- GEG
1 stop9h 11m
American Airlines
Deal found 4/29![American Airlines logo]()
$153
This American Airlines deal was found by Cheapflights users on 5/1. 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 6/103:06 pm
BOS
- SEA
1 stop10h 52m
American Airlines
Deal found 5/1![American Airlines logo]()
$154
This Alaska Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 6/146:03 am
BOS
- PDX
Nonstop6h 16m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:01 pm
BOS
- SEA
2 stops25h 05m
Frontier
Deal found 4/29![Frontier logo]()
$156
This Super.com deal was found by Cheapflights users on 5/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:00 am
BOS
- SEA
Nonstop6h 17m
JetBlue
Deal found 5/3![JetBlue logo]()
$157
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 6/135:00 pm
BOS
- PDX
1 stop9h 53m
United Airlines
Deal found 4/29![United Airlines logo]()
$161
This United Airlines deal was found by Cheapflights users on 5/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:15 pm
BOS
- PDX
1 stop9h 45m
United Airlines
Deal found 5/2![United Airlines logo]()
$162
Find flight deals from New Hampshire to Washington
Keep the following information in mind while searching for New Hampshire to Washington flight deals. Data was last updated May 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $262 (American Airlines) |
One-way from | $144 (Alaska Airlines) |
Popular in | December |
Cheapest in | September |
Average price | $343 |
Cheapflights Fare Finder
Customize your flight search to find flights from New Hampshire 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 May 4, 2026.
Use the filters below to find and compare flights from New Hampshire to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonPortland
BOS - PDX
BOSPDX
Boston Logan Intl
Wed 6/3
6:35 pm-11:53 pm
1 stop8h 18m
Portland
Mon 6/8
6:50 pm-5:58 am
1 stop8h 08m
$276
BostonPortland
BOS - PDX
BOSPDX
Boston Logan Intl
Sat 5/30
2:40 pm-9:46 pm
1 stop10h 06m
Portland
Tue 6/2
2:12 pm-12:59 am
1 stop7h 47m
$347
BostonPortland
BOS - PDX
BOSPDX
Boston Logan Intl
Tue 6/2
2:15 pm-9:24 pm
1 stop10h 09m
Portland
Thu 6/4
10:52 pm-11:16 am
1 stop9h 24m
$347
BostonPortland
BOS - PDX
BOSPDX
Boston Logan Intl
Thu 6/25
4:45 pm-11:55 pm
1 stop10h 10m
Portland
Sun 6/28
11:30 pm-12:10 pm
2 stops9h 40m
$363
BostonSeattle
BOS - SEA
BOSSEA
Boston Logan Intl
Thu 5/28
5:45 am-11:51 am
1 stop9h 06m
Seattle/Tacoma Intl
Thu 6/4
11:00 pm-9:48 am
1 stop7h 48m
$365
BostonPortland
BOS - PDX
BOSPDX
Boston Logan Intl
Thu 7/9
1:10 pm-9:00 pm
2 stops10h 50m
Portland
Tue 7/14
9:20 pm-8:00 am
1 stop7h 40m
$373
BostonSeattle
BOS - SEA
BOSSEA
Boston Logan Intl
Thu 7/16
7:44 pm-11:07 pm
Nonstop6h 23m
Seattle/Tacoma Intl
Mon 7/20
6:21 am-5:40 am
1 stop20h 19m
$377
BostonPortland
BOS - PDX
BOSPDX
Boston Logan Intl
Tue 6/9
8:55 am-3:25 pm
1 stop9h 30m
Portland
Fri 6/12
7:40 pm-8:05 am
2 stops9h 25m
$377
PortlandSeattle
PWM - SEA
PWMSEA
Portland
Fri 8/28
5:05 pm-10:42 pm
1 stop8h 37m
Seattle/Tacoma Intl
Tue 9/1
11:10 pm-10:02 am
1 stop7h 52m
$381
BostonSeattle
BOS - SEA
BOSSEA
Boston Logan Intl
Wed 5/13
6:40 pm-9:25 am
1 stop17h 45m
Seattle/Tacoma Intl
Sat 5/16
7:55 am-4:32 pm
Nonstop5h 37m
$382
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from New Hampshire to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from New Hampshire with our price prediction graph.
BOS-PDX
BOS-SEA
BOS-GEG
PWM-SEA
PWM-PDX
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 New Hampshire to Washington
USNH-USWA
BOS-PDX
BOS-SEA
BOS-GEG
PWM-SEA
What is the cheapest month to book a flight from New Hampshire to State of Washington?
Currently, October is the cheapest month in which you can book a flight from New Hampshire to State of Washington (average of $98). Flying from New Hampshire to State of Washington in March is currently the most expensive (average of $542). 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 New Hampshire to State of Washington?
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 May 4, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andUnited Airlines from New Hampshire to Washington have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Entertainment
7.0
Crew
8.5
Overall
7.9
Food
7.1
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Entertainment
7.0
Crew
8.5
Overall
7.9
Food
7.1
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Entertainment
7.0
Crew
8.5
Overall
7.9
Food
7.1
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Entertainment
7.0
Crew
8.5
Overall
7.9
Food
7.1
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Entertainment
7.0
Crew
8.5
Overall
7.9
Food
7.1
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Related info for your journey
Find useful and relevant information for your journey from New Hampshire to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for New Hampshire 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 New Hampshire to Washington by cabin class
Find flights from New Hampshire to Washington, based on your preferred cabin class, be it economy, premium economy, business, or first class.
New Hampshire and Washington flights
Browse other New Hampshire and Washington flight options. Last updated on May 4, 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 New Hampshire after your stay in Washington
New Hampshire to Washington flights
Consider these flights traveling from New Hampshire to Washington.
Top 4 airlines flying from New Hampshire to Washington
Discover the top 4 airlines that operate flights from New Hampshire 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 May 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$342 | Average$456 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$344 | Average$558 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$347 | Average$796 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$352 | Average$502 | FlexibilityNo cancel fee | On-time63% |