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New Hampshire

$109+ Cheap flights from Washington to New Hampshire

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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MHT
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap 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 April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$216
(Alaska Airlines)

One-way from

$109
(Alaska Airlines)

Popular in

July

Cheapest in

January

Average price

$354
Provider with most accurate pricing for Seattle/Tacoma Intl-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Boston Logan Intl flights.
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From Washington to New Hampshire
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One-way flight from Washington to New Hampshire
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Highest demand for flights based on searches. 26% potential increase in price ($131 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Washington to New Hampshire

Cheapest flights from Washington to New Hampshire
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 April 30, 2025.

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.
Sat 5/177:45 pmPDX - BOS
1 stop8h 35mAlaska Airlines
Tue 5/204:49 pmBOS - PDX
1 stop9h 49mAlaska Airlines
Deal found 4/29$216
This JetBlue deal was found by Cheapflights users on 4/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1612:21 pmPDX - BOS
Nonstop5h 22mJetBlue
Mon 8/258:00 amBOS - PDX
Nonstop6h 11mJetBlue
Deal found 4/27$217
This Southwest deal was found by Cheapflights users on 4/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:00 amPDX - BOS
1 stop10h 15mSouthwest
Mon 9/227:30 amBOS - PDX
1 stop11h 20mSouthwest
Deal found 4/27$222
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1710:26 amSEA - BOS
Nonstop5h 33mAlaska Airlines
Sat 5/246:52 pmBOS - SEA
Nonstop6h 08mAlaska Airlines
Deal found 4/28$226
This Hawaiian 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/275:30 pmPDX - BOS
1 stop11h 10mHawaiian Airlines
Tue 6/38:40 amBOS - PDX
1 stop12h 58mHawaiian Airlines
Deal found 4/29$236
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.
Tue 7/111:20 pmPDX - BOS
1 stop8h 11mUnited Airlines
Tue 7/156:00 amBOS - PDX
1 stop9h 32mUnited Airlines
Deal found 4/29$237
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1011:30 amSEA - BOS
Nonstop5h 27mJetBlue
Mon 9/157:00 amBOS - SEA
Nonstop6h 19mJetBlue
Deal found 4/28$237
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/94:55 pmPDX - BOS
1 stop9h 40mDelta
Wed 7/166:50 pmBOS - PDX
1 stop8h 38mDelta
Deal found 4/28$238
This flugladen.de 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/178:13 amSEA - BOS
Nonstop5h 32mHawaiian Airlines
Sat 5/246:52 pmBOS - SEA
Nonstop6h 08mHawaiian Airlines
Deal found 4/29$244
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/275:40 pmPDX - BOS
2 stops19h 44mSpirit Airlines
Tue 6/310:04 amBOS - PDX
2 stops29h 38mSpirit Airlines
Deal found 4/29$245
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/283:20 pmSEA - BOS
2 stops28h 31mSpirit Airlines
Tue 6/33:49 pmBOS - SEA
2 stops25h 36mSpirit Airlines
Deal found 4/29$252
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1311:10 pmSEA - PWM
1 stop11h 13mJetBlue
Fri 6/202:19 pmPWM - SEA
1 stop8h 39mJetBlue
Deal found 4/28$261

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 2,558,603 searches. Data last updated April 30, 2025.
Use the filters below to find and compare flights from Washington to New Hampshire that are best for you.

Fly from

Washington

Fly to

New Hampshire

Route

Depart

Return

Price

PortlandBoston

PDX - BOS

PDXBOS

Portland

Sat 5/17

7:45 pm-7:20 am

1 stop8h 35m

Boston Logan Intl

Tue 5/20

4:49 pm-11:38 pm

1 stop9h 49m

$216

PortlandBoston

PDX - BOS

PDXBOS

Portland

Tue 6/3

9:42 pm-6:10 am

Nonstop5h 28m

Boston Logan Intl

Tue 6/10

6:00 am-9:12 am

Nonstop6h 12m

$217

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Sat 5/17

10:26 am-6:59 pm

Nonstop5h 33m

Boston Logan Intl

Sat 5/24

6:52 pm-10:00 pm

Nonstop6h 08m

$226

PortlandBoston

PDX - BOS

PDXBOS

Portland

Tue 7/1

11:20 pm-10:31 am

1 stop8h 11m

Boston Logan Intl

Tue 7/15

6:00 am-12:32 pm

1 stop9h 32m

$237

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Wed 9/10

10:00 pm-6:34 am

Nonstop5h 34m

Boston Logan Intl

Sat 9/13

6:35 pm-10:13 pm

Nonstop6h 38m

$237

PortlandBoston

PDX - BOS

PDXBOS

Portland

Wed 7/9

4:55 pm-5:35 am

1 stop9h 40m

Boston Logan Intl

Wed 7/16

6:50 pm-12:28 am

1 stop8h 38m

$238

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Sat 5/17

8:13 am-4:45 pm

Nonstop5h 32m

Boston Logan Intl

Sat 5/24

6:52 pm-10:00 pm

Nonstop6h 08m

$244

PortlandBoston

PDX - BOS

PDXBOS

Portland

Tue 5/27

5:40 pm-4:24 pm

2 stops19h 44m

Boston Logan Intl

Tue 6/3

10:04 am-12:42 pm

2 stops29h 38m

$245

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Wed 5/21

11:38 am-8:10 pm

Nonstop5h 32m

Boston Logan Intl

Thu 5/29

7:10 am-10:28 am

Nonstop6h 18m

$247

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Wed 5/28

3:20 pm-10:51 pm

2 stops28h 31m

Boston Logan Intl

Tue 6/3

3:49 pm-2:25 pm

2 stops25h 36m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 60 results
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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.
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

What is the cheapest time of day to fly from WA to NH?

Find hourly flight availability from Washington to New Hampshire. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

When flying from State of Washington to New Hampshire, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 April 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Washington to New Hampshire by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,405 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • What are the cheapest airlines to fly from State of Washington to New Hampshire one-way?

    $109 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Hawaiian Airlines and Delta, with prices starting from $118 and $119, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to New Hampshire 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 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 $334). Flying from State of Washington to New Hampshire in June is currently the most expensive (average of $421). 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

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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.
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Top 4 airlines flying from Washington to New Hampshire

Discover the top 4 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 2,558,603 searches. Data last updated April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$336Average$665FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$346Average$478FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$416Average$586FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$487Average$827FlexibilityNo cancel feeOn-time75%

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