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$111+ 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — SEA
janv. 17 — janv. 241
sam. 1/17
sam. 1/24
1 adult, Economy
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Cheap flight deals from New Hampshire to Washington

Cheapest flights from New Hampshire to Washington
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 décembre 18, 2025.

This American Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/241:22 pmBOS - SEA
1 stop9h 10mAmerican Airlines
mar. 1/1310:00 amSEA - BOS
1 stop10h 12mAmerican Airlines
Deal found 12/16$407
This Kiwi.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2911:49 amBOS - SEA
1 stop8h 23mSun Country Air
jeu. 1/16:27 pmSEA - BOS
1 stop13h 24mSun Country Air
Deal found 12/17$412
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/252:55 pmPWM - PDX
1 stop10h 44mUnited Airlines
mer. 1/77:00 amPDX - PWM
2 stops13h 30mUnited Airlines
Deal found 12/16$425
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/225:45 amBOS - PDX
1 stop8h 20mDelta
mer. 1/76:00 amPDX - BOS
1 stop10h 10mDelta
Deal found 12/17$432
This American Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/1812:15 pmBOS - PDX
1 stop12h 09mAmerican Airlines
lun. 1/2610:15 pmPDX - BOS
1 stop9h 14mAmerican Airlines
Deal found 12/17$439
This Kiwi.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2211:49 amBOS - SEA
1 stop8h 17mSun Country Air
lun. 12/296:26 pmSEA - BOS
1 stop13h 25mSun Country Air
Deal found 12/17$446
This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2212:20 pmBOS - PDX
1 stop9h 28mUnited Airlines
mer. 1/711:05 pmPDX - BOS
1 stop9h 07mUnited Airlines
Deal found 12/17$448
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 12/193:15 pmBOS - SEA
1 stop10h 22mUnited Airlines
mar. 1/68:10 amSEA - BOS
1 stop7h 47mUnited Airlines
Deal found 12/15$452
This Southwest deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/223:35 pmBOS - PDX
2 stops11h 55mSouthwest
mer. 1/76:30 amPDX - BOS
1 stop7h 40mSouthwest
Deal found 12/17$457
This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2212:20 pmBOS - PDX
1 stop9h 28mUnited Airlines
dim. 1/410:52 pmPDX - BOS
1 stop8h 45mUnited Airlines
Deal found 12/17$459
This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2212:20 pmBOS - PDX
1 stop9h 28mUnited Airlines
lun. 1/511:55 pmPDX - BOS
2 stops10h 18mUnited Airlines
Deal found 12/17$464
This Delta deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/236:46 pmBOS - PDX
1 stop8h 13mDelta
ven. 1/91:53 pmPDX - BOS
1 stop6h 59mDelta
Deal found 12/16$468

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 décembre 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$209
(United Airlines)

One-way from

$111
(Delta)

Popular in

December

Cheapest in

March

Average price

$506
Provider with most accurate pricing for Boston Logan Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Seattle/Tacoma Intl flights.
Search Deals
From New Hampshire to Washington
Search Deals
One-way flight from New Hampshire to Washington
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 décembre 18, 2025.
Use the filters below to find and compare flights from New Hampshire to Washington that are best for you.

Fly from

New Hampshire

Fly to

Washington

Route

Depart

Return

Price

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

ven. 5/1

7:05 am-3:06 pm

1 stop11h 01m

Portland

sam. 5/9

5:05 pm-6:09 am

1 stop10h 04m

$218

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

jeu. 3/19

11:10 am-6:58 pm

1 stop10h 48m

Portland

mar. 3/24

5:36 pm-6:50 am

1 stop10h 14m

$218

PortlandSeattle

PWM - SEA

PWMSEA

Portland

sam. 1/10

2:35 pm-10:25 pm

1 stop10h 50m

Seattle/Tacoma Intl

lun. 1/12

1:45 pm-12:20 am

1 stop7h 35m

$221

PortlandSeattle

PWM - SEA

PWMSEA

Portland

sam. 1/10

2:35 pm-10:25 pm

1 stop10h 50m

Seattle/Tacoma Intl

mer. 1/14

1:45 pm-12:20 am

1 stop7h 35m

$221

PortlandSeattle

PWM - SEA

PWMSEA

Portland

jeu. 1/8

2:35 pm-10:25 pm

1 stop10h 50m

Seattle/Tacoma Intl

ven. 1/9

1:45 pm-12:20 am

1 stop7h 35m

$221

PortlandSeattle

PWM - SEA

PWMSEA

Portland

ven. 1/9

2:35 pm-10:25 pm

1 stop10h 50m

Seattle/Tacoma Intl

mar. 1/13

11:10 pm-1:45 pm

2 stops11h 35m

$226

PortlandSeattle

PWM - SEA

PWMSEA

Portland

ven. 1/23

12:40 pm-10:20 pm

2 stops12h 40m

Seattle/Tacoma Intl

lun. 1/26

8:35 am-11:43 pm

2 stops12h 08m

$231

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

mar. 3/17

6:00 am-1:44 pm

2 stops10h 44m

Portland

jeu. 3/26

6:57 pm-5:51 am

1 stop7h 54m

$242

PortlandSeattle

PWM - SEA

PWMSEA

Portland

sam. 4/25

2:35 pm-10:16 pm

1 stop10h 41m

Seattle/Tacoma Intl

sam. 5/2

11:05 pm-11:55 am

1 stop9h 50m

$248

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

lun. 1/26

4:20 pm-2:06 pm

1 stop24h 46m

Spokane

ven. 1/30

5:00 am-3:20 pm

1 stop7h 20m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 60 results
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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.
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

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 $198). Flying from New Hampshire to State of Washington in December is currently the most expensive (average of $486). 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 NH to WA?

Find hourly flight availability from New Hampshire 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 décembre 18, 2025.

It’s typically best to fly out from New Hampshire to State of Washington at noon. Doing so could potentially save you 39% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 décembre 18, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and United 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.
Alaska Airlines
8.0
Very good
11,479 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,479 reviews
Alaska Airlines
8.0
Very good
11,479 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Southwest
7.9
Good
4,250 reviews
Alaska Airlines
8.0
Very good
11,479 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
United Airlines
7.4
Good
9,093 reviews
Alaska Airlines
8.0
Very good
11,479 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
American Airlines
7.2
Good
11,054 reviews
Alaska Airlines
8.0
Very good
11,479 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

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.

  • How long is the flight from New Hampshire to State of Washington?

    Departing from New Hampshire to State of Washington will take you 10h 44m. There are 2528 mi between New Hampshire and State of Washington. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from New Hampshire to Washington that include hotel bookings?

    Yes. In addition to deals on New Hampshire to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from New Hampshire to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Hampshire to Washington.

  • Can I find deals for business class flights from New Hampshire to Washington?

    Yes. Cheapflights offers flight deals from New Hampshire to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $198). Flying from New Hampshire to State of Washington in December is currently the most expensive (average of $486). 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.

See more FAQs

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.
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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 décembre 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$326Average$536FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$342Average$422FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$347Average$787FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$352Average$503FlexibilityNo cancel feeOn-time63%

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