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New Hampshire

$99+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MHT
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
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 febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$149
(Kiwi.com)

One-way from

$99
(American Airlines)

Popular in

July

Cheapest in

January

Average price

$264
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 ($138 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in February 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 febrero 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
mié. 4/211:30 pmSEA - BOS
Nonstop5h 22mHawaiian Airlines
mar. 4/85:30 pmBOS - SEA
Nonstop6h 24mHawaiian Airlines
Deal found 2/20$149
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
mié. 3/1911:30 pmSEA - BOS
Nonstop5h 22mAlaska Airlines
lun. 3/245:30 pmBOS - SEA
Nonstop6h 24mAlaska Airlines
Deal found 2/20$157
This Mytrip deal was found by Cheapflights users on 2/18. 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.
mar. 3/117:57 pmSEA - BOS
2 stops12h 23mSpirit Airlines
lun. 3/171:56 pmBOS - SEA
3 stops32h 06mSpirit Airlines
Deal found 2/18$162
This JetBlue deal was found by Cheapflights users on 2/19. 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.
dom. 3/3011:55 pmSEA - BOS
Nonstop5h 25mJetBlue
jue. 4/36:59 pmBOS - SEA
Nonstop6h 28mJetBlue
Deal found 2/19$167
This American Airlines deal was found by Cheapflights users on 2/19. 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.
mar. 4/110:00 pmSEA - BOS
1 stop8h 21mAmerican Airlines
mar. 4/85:00 amBOS - SEA
1 stop8h 15mAmerican Airlines
Deal found 2/19$184
This Expedia deal was found by Cheapflights users on 2/19. 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.
lun. 3/311:30 pmSEA - BOS
Nonstop5h 14mMultiple Airlines
mié. 3/512:15 pmBOS - SEA
2 stops26h 31mMultiple Airlines
Deal found 2/19$190
This Mytrip deal was found by Cheapflights users on 2/20. 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.
mar. 5/62:33 pmPDX - BOS
2 stops21h 57mSpirit Airlines
mar. 5/136:00 amBOS - PDX
3 stops29h 12mSpirit Airlines
Deal found 2/20$213
This Mytrip deal was found by Cheapflights users on 2/20. 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.
mar. 4/16:13 pmPDX - BOS
2 stops20h 01mMultiple Airlines
lun. 4/76:13 pmBOS - PDX
1 stop28h 59mMultiple Airlines
Deal found 2/20$217
This Delta deal was found by Cheapflights users on 2/20. 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.
vie. 3/213:35 pmSEA - BOS
Nonstop5h 20mDelta
dom. 4/67:15 amBOS - SEA
Nonstop6h 21mDelta
Deal found 2/20$227
This American Airlines deal was found by Cheapflights users on 2/20. 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.
mié. 5/711:35 amPDX - BOS
1 stop9h 24mAmerican Airlines
mié. 5/1412:33 pmBOS - PDX
1 stop8h 58mAmerican Airlines
Deal found 2/20$232
This Delta deal was found by Cheapflights users on 2/20. 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.
mié. 4/235:15 pmPDX - BOS
1 stop10h 16mDelta
sáb. 4/265:25 pmBOS - PDX
1 stop9h 31mDelta
Deal found 2/20$233
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
mié. 4/97:12 amPDX - BOS
Nonstop5h 27mAlaska Airlines
sáb. 4/126:30 pmBOS - PDX
Nonstop6h 25mAlaska Airlines
Deal found 2/20$237

Find flights from Washington to New Hampshire within your budget

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 febrero 20, 2025.

Fly from

Washington

Fly to

New Hampshire

Route

Depart

Return

Price

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

mié. 4/2

11:30 pm-7:52 am

Nonstop5h 22m

Boston Logan Intl

mar. 4/8

5:30 pm-8:54 pm

Nonstop6h 24m

$149

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

mié. 3/19

11:30 pm-7:52 am

Nonstop5h 22m

Boston Logan Intl

lun. 3/24

5:30 pm-8:54 pm

Nonstop6h 24m

$157

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

mar. 3/11

7:57 pm-11:20 am

2 stops12h 23m

Boston Logan Intl

lun. 3/17

1:56 pm-7:02 pm

3 stops32h 06m

$162

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

dom. 3/30

11:55 pm-8:20 am

Nonstop5h 25m

Boston Logan Intl

sáb. 4/5

7:14 pm-10:42 pm

Nonstop6h 28m

$177

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

mar. 4/1

10:00 pm-9:21 am

1 stop8h 21m

Boston Logan Intl

mar. 4/8

5:00 am-10:15 am

1 stop8h 15m

$184

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

lun. 3/3

11:30 pm-7:44 am

Nonstop5h 14m

Boston Logan Intl

mié. 3/5

12:15 pm-11:46 am

2 stops26h 31m

$190

PortlandBoston

PDX - BOS

PDXBOS

Portland

mar. 5/6

2:33 pm-3:30 pm

2 stops21h 57m

Boston Logan Intl

mar. 5/13

6:00 am-8:12 am

3 stops29h 12m

$213

PortlandBoston

PDX - BOS

PDXBOS

Portland

mar. 4/1

6:13 pm-5:14 pm

2 stops20h 01m

Boston Logan Intl

lun. 4/7

6:13 pm-8:12 pm

1 stop28h 59m

$217

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

vie. 3/21

3:35 pm-11:55 pm

Nonstop5h 20m

Boston Logan Intl

dom. 4/6

7:15 am-10:36 am

Nonstop6h 21m

$227

PortlandBoston

PDX - BOS

PDXBOS

Portland

mié. 5/7

11:35 am-11:59 pm

1 stop9h 24m

Boston Logan Intl

mié. 5/14

12:33 pm-6:31 pm

1 stop8h 58m

$232

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

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.

Travel insights for flights from Washington to New Hampshire

Get recent, data-driven insights about flights from Washington to New Hampshire including ideal travel times, pricing trends, and more.

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 febrero 20, 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 febrero 20, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines 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.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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?

    $99 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Spirit Airlines and Alaska Airlines, with prices starting from $103 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 $453). 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.

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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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$346Average$496FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$346Average$660FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$412Average$596FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$587Average$825FlexibilityNo cancel feeOn-time75%
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