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$90+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — SEA
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/28. 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.
Sat 2/216:45 pm
BOS
-
PDX
1 stop8h 32m
American Airlines
Sat 2/2811:35 pm
PDX
-
BOS
1 stop7h 19m
American Airlines
Deal found 1/28$208
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:15 pm
BOS
-
PDX
1 stop8h 37m
Delta
Fri 3/65:30 am
PDX
-
BOS
1 stop7h 29m
Delta
Deal found 1/28$218
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/116:00 am
BOS
-
PDX
1 stop10h 21m
American Airlines
Mon 2/1611:35 pm
PDX
-
BOS
1 stop7h 19m
American Airlines
Deal found 1/27$219
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 4/256:00 am
PWM
-
SEA
1 stop8h 34m
American Airlines
Sat 5/211:16 am
SEA
-
PWM
1 stop8h 54m
American Airlines
Deal found 1/27$221
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 3/196:00 am
BOS
-
PDX
Nonstop6h 23m
Hawaiian Airlines
Wed 3/259:30 pm
PDX
-
BOS
Nonstop5h 23m
Hawaiian Airlines
Deal found 1/27$227
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:37 am
BOS
-
PDX
1 stop8h 15m
Delta
Wed 4/2212:30 am
PDX
-
BOS
1 stop8h 22m
Delta
Deal found 1/28$228
This Trip.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:00 am
BOS
-
PDX
Nonstop6h 23m
Multiple Airlines
Wed 3/259:30 pm
PDX
-
BOS
Nonstop5h 23m
Multiple Airlines
Deal found 1/26$232
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/252:35 pm
PWM
-
SEA
1 stop10h 47m
Delta
Wed 3/411:15 pm
SEA
-
PWM
1 stop9h 45m
Delta
Deal found 1/27$235
This Alaska Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/254:36 pm
BOS
-
PDX
Nonstop6h 24m
Alaska Airlines
Wed 3/47:15 am
PDX
-
BOS
Nonstop5h 21m
Alaska Airlines
Deal found 1/27$237
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:44 pm
BOS
-
PDX
1 stop8h 10m
Delta
Fri 3/135:36 pm
PDX
-
BOS
1 stop10h 13m
Delta
Deal found 1/28$238
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Mon 3/95:45 am
BOS
-
PDX
1 stop9h 48m
United Airlines
Mon 3/911:59 pm
PDX
-
BOS
1 stop7h 51m
United Airlines
Deal found 1/29$240
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/252:35 pm
PWM
-
SEA
1 stop8h 25m
Delta
Tue 3/32:00 pm
SEA
-
PWM
1 stop7h 18m
Delta
Deal found 1/28$241

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$208
(American Airlines)

One-way from

$90
(American Airlines)

Popular in

December

Cheapest in

March

Average price

$342
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. 12% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 29, 2026.
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

Wed 3/25

11:15 am-7:05 pm

1 stop10h 50m

Portland

Sun 4/5

5:30 am-3:43 pm

1 stop7h 13m

$228

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Wed 2/25

2:35 pm-8:00 pm

1 stop8h 25m

Seattle/Tacoma Intl

Tue 3/3

2:00 pm-12:18 am

1 stop7h 18m

$241

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Tue 2/24

2:35 pm-10:22 pm

1 stop10h 47m

Seattle/Tacoma Intl

Tue 3/3

2:00 pm-12:18 am

1 stop7h 18m

$241

PortlandSeattle

PWM - SEA

PWMSEA

Portland

Thu 3/5

2:35 pm-10:22 pm

1 stop10h 47m

Seattle/Tacoma Intl

Mon 3/9

9:45 pm-12:09 pm

2 stops11h 24m

$246

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Wed 2/25

6:24 pm-11:44 pm

1 stop8h 20m

Portland

Wed 3/4

7:15 am-3:36 pm

Nonstop5h 21m

$247

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Wed 2/11

6:00 am-11:57 am

1 stop8h 57m

Portland

Mon 2/16

10:38 pm-10:45 am

1 stop9h 07m

$259

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Tue 2/10

6:00 am-11:57 am

1 stop8h 57m

Portland

Fri 2/13

11:59 pm-12:46 pm

1 stop9h 47m

$259

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Wed 2/11

6:00 am-11:57 am

1 stop8h 57m

Portland

Thu 2/12

6:57 pm-5:52 am

1 stop7h 55m

$259

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

Tue 3/10

7:00 am-12:41 pm

1 stop8h 41m

Spokane

Wed 3/11

6:37 pm-7:45 am

2 stops10h 08m

$262

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Wed 3/11

11:55 am-5:39 pm

1 stop8h 44m

Portland

Fri 3/13

11:15 pm-9:16 am

1 stop7h 01m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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 $227). 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.

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 January 29, 2026.
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
11,808 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.0

Overall

8.0

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
11,808 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.0

Overall

8.0

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
8.0
Very good
4,267 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.0

Overall

8.0

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
9,215 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.0

Overall

8.0

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
11,206 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.0

Overall

8.0

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 8h 20m. 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 $227). 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$326Average$529FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$342Average$416FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$347Average$796FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$352Average$503FlexibilityNo cancel feeOn-time63%

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