HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
New Hampshire

$104+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MHT
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$195
(Kiwi.com)

One-way from

$104
(Delta)

Popular in

July

Cheapest in

January

Average price

$288
Provider with most accurate pricing for Seattle/Tacoma Intl-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Boston Logan Intl flights.
Search Deals
From Washington to New Hampshire
Search Deals
One-way flight from Washington to New Hampshire
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($141 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 March 2025
Search Deals

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 March 31, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/219:42 pmPDX - BOS
Nonstop5h 28mHawaiian Airlines
Sat 5/316:00 amBOS - PDX
Nonstop6h 12mHawaiian Airlines
Deal found 3/31$195
This JetBlue deal was found by Cheapflights users on 3/31. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/12:30 pmPDX - BOS
Nonstop5h 19mJetBlue
Wed 5/710:10 amBOS - PDX
Nonstop6h 02mJetBlue
Deal found 3/31$199
This Delta deal was found by Cheapflights users on 3/30. 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.
Sat 8/307:14 pmPDX - BOS
1 stop7h 54mDelta
Sat 9/135:25 amBOS - PDX
1 stop8h 14mDelta
Deal found 3/30$207
This Southwest deal was found by Cheapflights users on 3/30. 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.
Fri 8/226:10 amPDX - BOS
1 stop10h 55mSouthwest
Mon 8/256:40 amBOS - PDX
1 stop10h 15mSouthwest
Deal found 3/30$212
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska 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 10mAlaska Airlines
Sat 5/316:00 amBOS - PDX
Nonstop6h 12mAlaska Airlines
Deal found 3/31$217
This Agoda.com deal was found by Cheapflights users on 3/30. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2811:30 pmSEA - BOS
Nonstop5h 25mHawaiian Airlines
Mon 5/57:00 amBOS - SEA
Nonstop6h 13mHawaiian Airlines
Deal found 3/30$228
This Agoda.com deal was found by Cheapflights users on 3/31. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2811:30 pmSEA - BOS
Nonstop5h 25mMultiple Airlines
Mon 5/57:00 amBOS - SEA
Nonstop6h 13mMultiple Airlines
Deal found 3/31$229
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/297:01 pmPDX - BOS
3 stops20h 13mSpirit Airlines
Tue 5/65:25 amBOS - PDX
2 stops34h 17mSpirit Airlines
Deal found 3/30$238
This JetBlue deal was found by Cheapflights users on 3/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2011:55 pmSEA - BOS
Nonstop5h 25mJetBlue
Sat 4/267:18 pmBOS - SEA
Nonstop6h 27mJetBlue
Deal found 3/30$239
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/23:49 pmSEA - BOS
Nonstop5h 23mAlaska Airlines
Tue 5/67:47 pmBOS - SEA
1 stop15h 18mAlaska Airlines
Deal found 3/31$247
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/282:30 pmSEA - BOS
2 stops19h 44mSpirit Airlines
Wed 4/305:25 amBOS - SEA
2 stops41h 26mSpirit Airlines
Deal found 3/30$248
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/3012:46 pmSEA - BOS
1 stop8h 13mUnited Airlines
Tue 5/610:45 amBOS - SEA
1 stop8h 37mUnited Airlines
Deal found 3/30$252

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 March 31, 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

Wed 5/21

9:42 pm-6:10 am

Nonstop5h 28m

Boston Logan Intl

Sat 5/31

6:00 am-9:12 am

Nonstop6h 12m

$195

PortlandBoston

PDX - BOS

PDXBOS

Portland

Thu 5/1

2:30 pm-10:49 pm

Nonstop5h 19m

Boston Logan Intl

Wed 5/7

10:10 am-1:12 pm

Nonstop6h 02m

$199

PortlandBoston

PDX - BOS

PDXBOS

Portland

Sat 8/30

7:14 pm-6:08 am

1 stop7h 54m

Boston Logan Intl

Sat 9/13

5:25 am-10:39 am

1 stop8h 14m

$207

PortlandBoston

PDX - BOS

PDXBOS

Portland

Fri 8/22

6:10 am-8:05 pm

1 stop10h 55m

Boston Logan Intl

Mon 8/25

6:40 am-1:55 pm

1 stop10h 15m

$212

PortlandBoston

PDX - BOS

PDXBOS

Portland

Tue 5/27

5:30 pm-7:40 am

1 stop11h 10m

Boston Logan Intl

Sat 5/31

6:00 am-9:12 am

Nonstop6h 12m

$217

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Mon 4/28

11:30 pm-7:55 am

Nonstop5h 25m

Boston Logan Intl

Mon 5/5

7:00 am-10:13 am

Nonstop6h 13m

$228

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Mon 4/28

11:30 pm-7:55 am

Nonstop5h 25m

Boston Logan Intl

Mon 5/5

7:00 am-10:13 am

Nonstop6h 13m

$229

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Fri 5/2

11:35 am-8:08 pm

Nonstop5h 33m

Boston Logan Intl

Sun 5/4

7:10 am-10:28 am

Nonstop6h 18m

$237

PortlandBoston

PDX - BOS

PDXBOS

Portland

Tue 4/29

7:01 pm-6:14 pm

3 stops20h 13m

Boston Logan Intl

Tue 5/6

5:25 am-12:42 pm

2 stops34h 17m

$238

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Fri 5/2

3:49 pm-12:12 am

Nonstop5h 23m

Boston Logan Intl

Fri 5/9

7:47 pm-8:35 am

1 stop15h 48m

$247

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 results
1
2
3
...
6

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 March 31, 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 March 31, 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
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,344 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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?

    $104 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Alaska Airlines and JetBlue, with prices starting from $108 and $109, 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 $442). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Miami flights
Newark to Fort Lauderdale flights
Newark to Miami flights
LaGuardia to Fort Lauderdale flights
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to Los Angeles flights
Los Angeles to John F Kennedy Intl flights
John F Kennedy Intl to Miami flights
Newark to Orlando flights
Newark to Las Vegas flights
Dallas/Fort Worth to Seattle flights
LaGuardia to Orlando flights
Dallas/Fort Worth to LaGuardia flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to Fort Lauderdale flights
John F Kennedy Intl to Orlando flights
Newark to Los Angeles flights
San Francisco to John F Kennedy Intl flights
Los Angeles to Newark flights
Los Angeles to Honolulu flights
Dallas/Fort Worth to O'Hare Intl flights
Newark to Seattle flights
Dallas/Fort Worth to Las Vegas flights
Newark to Dallas/Fort Worth flights
LaGuardia to Atlanta flights
Denver to Las Vegas flights
O'Hare Intl to Las Vegas flights
John F Kennedy Intl to Seattle flights
Newark to Tampa flights
Dallas/Fort Worth to Newark flights
John F Kennedy Intl to San Francisco flights
Seattle to Las Vegas flights
LaGuardia to O'Hare Intl flights
John F Kennedy Intl to West Palm Beach flights
San Francisco to Newark flights
Dallas/Fort Worth to Orlando flights
Seattle to Newark flights
Atlanta to LaGuardia flights
John F Kennedy Intl to Sky Harbor Intl flights
O'Hare Intl to LaGuardia flights
Los Angeles to LaGuardia flights
Los Angeles to Seattle flights
Newark to New Orleans flights
LaGuardia to Las Vegas flights
John F Kennedy Intl to O'Hare Intl flights
LaGuardia to Los Angeles flights
O'Hare Intl to Dallas/Fort Worth flights
Seattle to Los Angeles flights
John F Kennedy Intl to Denver flights
Atlanta to Las Vegas flights

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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$336Average$653FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$346Average$492FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$416Average$586FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$587Average$825FlexibilityNo cancel feeOn-time75%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.