$167+ Cheap flights from Washington to New Hampshire
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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MHT
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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Find cheap flights from Washington to New Hampshire 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 Washington to New HampshireExplore the most affordable flight options available from Washington to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
Explore the most affordable flight options available from Washington to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:42 pm -
Nonstop5h 24m
Tue 10/137:20 pm -
Nonstop6h 22m
Deal found 9/2![JetBlue logo]()
$324
This Southwest deal was found by Cheapflights users on 9/3. 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 10/1912:10 am -
1 stop8h 00m
Tue 11/31:10 pm -
2 stops12h 20m
Deal found 9/3![Southwest logo]()
$326
This KAYAK deal was found by Cheapflights users on 9/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:42 pm -
Nonstop5h 24m
Sat 10/107:20 pm -
Nonstop6h 22m
Deal found 9/4![JetBlue logo]()
$332
This JetBlue deal was found by Cheapflights users on 9/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:42 pm -
Nonstop5h 24m
Wed 10/147:20 pm -
Nonstop6h 22m
Deal found 9/2![JetBlue logo]()
$333
This JetBlue deal was found by Cheapflights users on 9/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:42 pm -
Nonstop5h 24m
Sat 10/37:20 pm -
Nonstop6h 17m
Deal found 9/2![JetBlue logo]()
$334
This Cheapflightsfares deal was found by Cheapflights users on 9/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:42 pm -
Nonstop5h 24m
Wed 10/77:15 pm -
Nonstop6h 18m
Deal found 9/2![JetBlue logo]()
$336
This Southwest deal was found by Cheapflights users on 9/3. 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 11/116:10 am -
1 stop7h 40m
Mon 11/161:20 pm -
2 stops13h 10m
Deal found 9/3![Southwest logo]()
$342
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Wed 10/217:02 am -
1 stop7h 35m
Sat 10/2410:36 am -
1 stop8h 20m
Deal found 9/3![United Airlines logo]()
$343
This Priceline deal was found by Cheapflights users on 9/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:59 pm -
1 stop11h 22m
Wed 10/147:20 pm -
Nonstop6h 22m
Deal found 9/2![Multiple Airlines logo]()
$343
This KAYAK deal was found by Cheapflights users on 9/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1811:55 pm -
Nonstop5h 21m
Tue 10/207:20 pm -
Nonstop6h 22m
Deal found 9/3![JetBlue logo]()
$344
This JetBlue deal was found by Cheapflights users on 9/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:42 pm -
Nonstop5h 24m
Wed 10/147:20 pm -
Nonstop6h 22m
Deal found 9/2![JetBlue logo]()
$345
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 11/1411:10 pm -
1 stop7h 07m
Tue 11/176:00 am -
2 stops10h 22m
Deal found 9/3![United Airlines logo]()
$348
Best flights from Washington to New HampshireDiscover carefully curated flight deals from Washington to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Washington to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Wed 9/307:00 am -
1 stop7h 37m
Tue 10/612:45 pm -
1 stop9h 07m
Deal found 9/3![United Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 9/5. 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 12/26:10 am -
1 stop7h 40m
Wed 12/94:40 pm -
1 stop8h 50m
Deal found 9/5![Southwest logo]()
$353
This Delta deal was found by Cheapflights users on 9/2. 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 11/177:00 am -
2 stops13h 21m
Mon 11/236:00 am -
1 stop8h 58m
Deal found 9/2![Delta logo]()
$374
This Alaska Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:44 pm -
Nonstop5h 28m
Sat 10/317:51 am -
1 stop13h 27m
Deal found 9/1![Alaska Airlines logo]()
$375
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Mon 10/1210:48 pm -
1 stop8h 17m
Tue 10/276:00 am -
2 stops11h 17m
Deal found 9/3![American Airlines logo]()
$403
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 11/196:10 am -
2 stops12h 30m
Mon 11/234:20 pm -
1 stop11h 10m
Deal found 8/31![Southwest logo]()
$362
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 10/245:00 am -
1 stop8h 13m
Sat 11/73:05 pm -
1 stop9h 06m
Deal found 9/4![United Airlines logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:06 am -
1 stop7h 49m
Sat 10/314:58 pm -
1 stop7h 58m
Deal found 9/1![Alaska Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:00 am -
2 stops14h 31m
Mon 11/232:05 pm -
2 stops12h 52m
Deal found 9/1![Delta logo]()
$390
This Southwest deal was found by Cheapflights users on 9/1. 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.
Wed 10/2811:35 pm -
1 stop8h 15m
Sat 10/318:40 am -
2 stops12h 35m
Deal found 9/1![Southwest logo]()
$368
This United Airlines deal was found by Cheapflights users on 9/1. 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 9/2610:58 am -
2 stops10h 01m
Sat 10/35:08 pm -
1 stop8h 15m
Deal found 9/1![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:20 pm -
2 stops12h 56m
Fri 11/134:03 pm -
2 stops10h 48m
Deal found 9/3![Delta logo]()
$390
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/107:07 pm -
1 stop19h 00m
Fri 10/169:03 am -
Nonstop6h 17m
Deal found 9/3![Alaska Airlines logo]()
$390
This American Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:25 am -
1 stop9h 13m
Tue 10/611:57 am -
2 stops10h 44m
Deal found 8/31![American Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 9/3. 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 11/127:00 pm -
2 stops10h 05m
Sun 11/155:00 am -
1 stop8h 40m
Deal found 9/3![Southwest logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:20 am -
1 stop16h 01m
Wed 10/146:40 pm -
Nonstop6h 19m
Deal found 9/1![Alaska Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 9/4. 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.
Sun 10/187:25 pm -
1 stop9h 10m
Wed 10/217:55 am -
1 stop9h 55m
Deal found 9/4![Delta logo]()
$413
This Southwest deal was found by Cheapflights users on 9/1. 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.
Sat 10/1711:35 pm -
1 stop8h 35m
Sat 10/245:15 am -
1 stop8h 20m
Deal found 9/1![Southwest logo]()
$377
This American Airlines deal was found by Cheapflights users on 9/1. 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 9/296:00 am -
2 stops12h 56m
Tue 10/67:00 am -
1 stop7h 50m
Deal found 9/1![American Airlines logo]()
$462
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Fri 9/2510:48 pm -
1 stop7h 20m
Tue 9/296:00 am -
2 stops11h 22m
Deal found 9/3![United Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 9/2. 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.
Tue 10/277:03 am -
Nonstop5h 40m
Fri 11/69:03 am -
Nonstop6h 20m
Deal found 9/2![Alaska Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 11/1211:10 am -
2 stops9h 40m
Mon 11/167:10 am -
1 stop8h 40m
Deal found 8/31![Southwest logo]()
$382
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:05 am -
2 stops14h 05m
Sat 10/246:01 am -
1 stop8h 49m
Deal found 9/1![Delta logo]()
$428
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Fri 10/163:34 pm -
1 stop11h 11m
Wed 10/216:30 am -
1 stop11h 30m
Deal found 9/5![American Airlines logo]()
$481
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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.
Wed 10/281:49 pm -
1 stop12h 39m
Sun 11/19:03 am -
Nonstop6h 20m
Deal found 9/3![Alaska Airlines logo]()
$415
This Southwest deal was found by Cheapflights users on 9/4. 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 11/47:45 am -
2 stops11h 45m
Mon 11/910:20 am -
1 stop11h 55m
Deal found 9/4![Southwest logo]()
$385
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/111:10 pm -
2 stops10h 52m
Thu 11/54:47 pm -
1 stop8h 18m
Deal found 9/1![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/2910:42 am -
2 stops10h 17m
Tue 10/65:08 pm -
1 stop8h 48m
Deal found 9/4![United Airlines logo]()
$472
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:19 pm -
1 stop7h 12m
Tue 9/297:03 am -
1 stop9h 16m
Deal found 9/2![American Airlines logo]()
$487
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:15 am -
1 stop10h 05m
Wed 12/24:40 pm -
1 stop8h 50m
Deal found 9/2![Southwest logo]()
$388
Last-minute flights from Washington to New HampshireDiscover last-minute flight deals from Washington to New Hampshire. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Washington to New Hampshire. Data last updated September 5, 2026 and is based on user searches.
This JetBlue deal was found by Cheapflights users on 9/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:42 pm -
Nonstop5h 24m
Sat 10/37:20 pm -
Nonstop6h 17m
Deal found 9/2![JetBlue logo]()
$334
This KAYAK deal was found by Cheapflights users on 9/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:42 pm -
Nonstop5h 24m
Sat 10/107:20 pm -
Nonstop6h 22m
Deal found 9/4![JetBlue logo]()
$332
This Cheapflightsfares deal was found by Cheapflights users on 9/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:42 pm -
Nonstop5h 24m
Tue 10/137:20 pm -
Nonstop6h 22m
Deal found 9/2![JetBlue logo]()
$324
This JetBlue deal was found by Cheapflights users on 9/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:42 pm -
Nonstop5h 24m
Wed 10/147:20 pm -
Nonstop6h 22m
Deal found 9/2![JetBlue logo]()
$333
This Cheapflightsfares deal was found by Cheapflights users on 9/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:42 pm -
Nonstop5h 24m
Sat 10/107:20 pm -
Nonstop6h 22m
Deal found 9/2![JetBlue logo]()
$336
This JetBlue deal was found by Cheapflights users on 9/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:42 pm -
Nonstop5h 24m
Wed 10/147:20 pm -
Nonstop6h 22m
Deal found 9/2![JetBlue logo]()
$345
This Cheapflightsfares deal was found by Cheapflights users on 9/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:42 pm -
Nonstop5h 24m
Mon 10/57:09 pm -
Nonstop6h 22m
Deal found 9/2![JetBlue logo]()
$348
This Priceline deal was found by Cheapflights users on 9/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:59 pm -
1 stop11h 22m
Wed 10/147:20 pm -
Nonstop6h 22m
Deal found 9/2![Multiple Airlines logo]()
$343
This KAYAK deal was found by Cheapflights users on 9/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1811:55 pm -
Nonstop5h 21m
Tue 10/207:20 pm -
Nonstop6h 22m
Deal found 9/3![JetBlue logo]()
$344
This Southwest deal was found by Cheapflights users on 9/3. 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 10/1912:10 am -
1 stop8h 00m
Tue 11/31:10 pm -
2 stops12h 20m
Deal found 9/3![Southwest logo]()
$326
This Southwest deal was found by Cheapflights users on 9/3. 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 10/1912:10 am -
2 stops11h 45m
Wed 10/282:50 pm -
2 stops10h 50m
Deal found 9/3![Southwest logo]()
$331
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Wed 10/217:02 am -
1 stop7h 35m
Sat 10/2410:36 am -
1 stop8h 20m
Deal found 9/3![United Airlines logo]()
$343
One-way flights from Washington to New HampshireSearch for one-way flight options from Washington to New Hampshire. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Washington to New Hampshire. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/317:00 am -
1 stop11h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 9/3. 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 10/2611:35 pm -
1 stop8h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southwest logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:02 pm -
3 stops20h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$175
This Southwest deal was found by Cheapflights users on 9/3. 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.
Fri 11/1311:20 am -
2 stops9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southwest logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:02 am -
2 stops20h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$179
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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 10/62:53 pm -
1 stop11h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Alaska Airlines logo]()
$180
This United Airlines deal was found by Cheapflights users on 9/1. 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 9/268:25 am -
1 stop7h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![United Airlines logo]()
$182
This Expedia deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:53 pm -
1 stop11h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Alaska Airlines logo]()
$182
This American Airlines deal was found by Cheapflights users on 9/1. 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 12/19:31 am -
1 stop10h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![American Airlines logo]()
$182
This Alaska Airlines deal was found by Cheapflights users on 9/2. 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 10/317:03 am -
Nonstop5h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Alaska Airlines logo]()
$184
This American Airlines deal was found by Cheapflights users on 9/1. 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 9/226:30 am -
1 stop11h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![American Airlines logo]()
$184
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:25 am -
1 stop7h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$185
Find flight deals from Washington to New Hampshire
Keep the following information in mind while searching for Washington to New Hampshire flight deals. Data was last updated September 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $324 (Cheapflightsfares) |
One-way from | $167 (United Airlines) |
Popular in | December |
Cheapest in | September |
Average price | $372 |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington to New Hampshire 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 September 5, 2026.
Use the filters below to find and compare flights from Washington to New Hampshire that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandManchester
PDX Portland - MHT Manchester
PDXMHT
Portland
Sat 9/26
8:25 am-7:01 pm
1 stop7h 36m
Manchester
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$182
Quickest round-trip
PortlandBoston
PDX Portland - BOS Boston Logan Intl
PDXBOS
Portland
Wed 11/4
10:59 pm-7:20 am
Nonstop5h 21m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$184
SpokaneBoston
GEG Spokane - BOS Boston Logan Intl
GEGBOS
Spokane
Fri 10/2
6:00 am-8:57 pm
1 stop11h 57m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$184
SpokaneBoston
GEG Spokane - BOS Boston Logan Intl
GEGBOS
Spokane
Tue 10/6
1:38 pm-11:59 pm
1 stop7h 21m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$184
PortlandPortland
PDX Portland - PWM Portland
PDXPWM
Portland
Tue 9/8
12:25 am-10:45 am
1 stop7h 20m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$185
PortlandPortland
PDX Portland - PWM Portland
PDXPWM
Portland
Tue 10/27
11:00 pm-1:02 pm
1 stop11h 02m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$185
PortlandPortland
PDX Portland - PWM Portland
PDXPWM
Portland
Tue 9/29
12:25 am-10:45 am
1 stop7h 20m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$185
PortlandPortland
PDX Portland - PWM Portland
PDXPWM
Portland
Fri 9/11
10:56 am-11:32 pm
1 stop9h 36m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$185
PortlandManchester
PDX Portland - MHT Manchester
PDXMHT
Portland
Tue 10/27
8:35 am-8:35 pm
2 stops9h 00m
Manchester
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$187
SeattlePortland
SEA Seattle/Tacoma Intl - PWM Portland
SEAPWM
Seattle/Tacoma Intl
Sat 10/10
11:50 pm-10:50 am
1 stop8h 00m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$188
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Washington to New Hampshire
Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Washington with our price prediction graph.
SEA-BOS
GEG-PWM
PDX-BOS
SEA-MHT
GEG-BOS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Washington to New Hampshire
USWA-USNH
SEA-BOS
GEG-PWM
PDX-BOS
SEA-MHT
What is the cheapest month to book a flight from State of Washington to New Hampshire?
Currently, January is the cheapest month in which you can book a flight from State of Washington to New Hampshire (average of $328). Flying from State of Washington to New Hampshire in May is currently the most expensive (average of $986). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from State of Washington to New Hampshire?
Airfare is below average for this route at the moment.
State of Washington to New Hampshire flights typically cost between $456 and $502 in October.The cheapest round-trip price found within the last 5 days was $363 on American Airlines (Oct 10-Oct 24).
Reviews of airlines servicing New Hampshire
Get insights into the airlines that provide service to New Hampshire. 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 New Hampshire. Reviews last updated September 5, 2026.
Peruse reviews from past customers who have flown with Southwest and American Airlines from Washington to New Hampshire to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Related info for your journey
Find useful and relevant information for your journey from Washington to New Hampshire. 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 Washington to New Hampshire
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to New Hampshire by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Washington to New Hampshire by cabin class
Find flights from Washington to New Hampshire, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Washington and New Hampshire flights
Browse other Washington and New Hampshire flight options. Last updated on September 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from New Hampshire
Find the right flight back to Washington after your stay in New Hampshire
Washington to New Hampshire flights
Consider these flights traveling from Washington to New Hampshire.
Top 2 airlines flying from Washington to New Hampshire
Discover the top 2 airlines that operate flights from Washington to New Hampshire. 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 September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$333 | Average$605 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$416 | Average$576 | FlexibilityNo cancel fee | On-time63% |