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Cheap flights from New Hampshire to Washington from $89

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Hampshire to Washington departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from New Hampshire to Washington

Cheap round-trip flights

JetBlue Logo
8:20 am - 11:59 amBOS-SEA
6h 39mnonstop
JetBlue Logo
1:10 pm - 9:46 pmSEA-BOS
5h 36mnonstop
$177JetBlue
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Sat, Oct 18 - Mon, Oct 20
JetBlue Logo
7:00 am - 10:19 amBOS-SEA
6h 19mnonstop
JetBlue Logo
11:30 am - 8:23 pmSEA-BOS
5h 53mnonstop
$184JetBlue
Find Deal
Mon, Sep 22 - Tue, Sep 30
Hawaiian Airlines Logo
6:55 pm - 10:08 pmBOS-SEA
6h 13mnonstop
Hawaiian Airlines Logo
3:35 pm - 11:59 pmSEA-BOS
5h 24mnonstop
$198Hawaiian Airlines
Find Deal
Thu, Oct 2 - Sat, Oct 11
American Airlines Logo
5:00 am - 10:28 amBOS-PDX
8h 28m1 stop
American Airlines Logo
6:07 am - 6:34 pmPDX-BOS
9h 27m1 stop
$217American Airlines
Find Deal
Fri, Sep 26 - Mon, Sep 29
American Airlines Logo
12:52 pm - 8:09 pmBOS-SEA
10h 17m1 stop
American Airlines Logo
10:11 am - 9:00 pmSEA-BOS
7h 49m1 stop
$218American Airlines
Find Deal
Sat, Sep 20 - Wed, Sep 24
Southwest Logo
1:10 pm - 8:30 pmBOS-SEA
10h 20m1 stop
Southwest Logo
9:15 am - 11:35 pmSEA-BOS
11h 20m1 stop
$222Southwest
Find Deal
Sat, Sep 6 - Sat, Sep 13
Southwest Logo
6:45 am - 1:30 pmBOS-PDX
9h 45m1 stop
Southwest Logo
6:30 am - 10:30 pmPDX-BOS
13h 00m1 stop
$222Southwest
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Thu, Dec 11 - Sun, Dec 14
United Airlines Logo
8:00 am - 4:15 pmBOS-SEA
11h 15m1 stop
United Airlines Logo
11:59 pm - 10:34 amSEA-BOS
7h 35m1 stop
$232United Airlines
Find Deal
Thu, Oct 30 - Sun, Nov 2
United Airlines Logo
9:43 am - 3:32 pmBOS-SEA
8h 49m1 stop
United Airlines Logo
12:15 pm - 11:22 pmSEA-BOS
8h 07m1 stop
$245United Airlines
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Mon, Sep 8 - Wed, Sep 10
Hawaiian Airlines Logo
6:55 pm - 10:08 pmBOS-SEA
6h 13mnonstop
Hawaiian Airlines Logo
11:15 pm - 7:53 amSEA-BOS
5h 38mnonstop
$272Hawaiian Airlines
Find Deal
Fri, Oct 3 - Mon, Oct 6

JetBlue flights from New Hampshire to State of Washington

Our best JetBlue deals on New Hampshire to State of Washington flight tickets
JetBlue
Oct 18
BOS8:20 amBoston Logan Intl
6h 39m
SEA11:59 amSeattle/Tacoma Intl
Oct 20
SEA1:10 pmSeattle/Tacoma Intl
5h 36m
BOS9:46 pmBoston Logan Intl
$177
Find similar
JetBlue
Sep 22
BOS7:00 amBoston Logan Intl
6h 19m
SEA10:19 amSeattle/Tacoma Intl
Sep 30
SEA11:30 amSeattle/Tacoma Intl
5h 53m
BOS8:23 pmBoston Logan Intl
$184
Find similar
JetBlue
Sep 22
BOS7:00 amBoston Logan Intl
6h 19m
SEA10:19 amSeattle/Tacoma Intl
Sep 30
SEA11:30 amSeattle/Tacoma Intl
5h 53m
BOS8:23 pmBoston Logan Intl
$191
Find similar

Southwest flights from New Hampshire to State of Washington

Our best Southwest deals on New Hampshire to State of Washington flight tickets
Southwest
Sep 6
BOS1:10 pmBoston Logan Intl
10h 20m
1 stop
SEA8:30 pmSeattle/Tacoma Intl
Sep 13
SEA9:15 amSeattle/Tacoma Intl
11h 20m
1 stop
BOS11:35 pmBoston Logan Intl
$222
Find similar
Southwest
Sep 5
BOS6:30 pmBoston Logan Intl
8h 35m
1 stop
SEA12:05 amSeattle/Tacoma Intl
Sep 13
SEA9:15 amSeattle/Tacoma Intl
11h 20m
1 stop
BOS11:35 pmBoston Logan Intl
$242
Find similar
Southwest
Nov 6
BOS6:20 pmBoston Logan Intl
8h 55m
1 stop
PDX12:15 amPortland
Nov 10
PDX7:10 pmPortland
10h 05m
2 stops
BOS8:15 amBoston Logan Intl
$243
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momondo Fare Finder

 
Customize your flight search to find flights from New Hampshire to State of 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, momondo users made 832,500 searches. Data last updated August 16, 2025.
Use the filters below to find and compare flights from New Hampshire to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Sat 10/18

8:20 am-11:59 am

Nonstop6h 39m

Seattle/Tacoma Intl

Mon 10/20

1:10 pm-9:46 pm

Nonstop5h 36m

$177

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Mon 9/22

7:00 am-10:19 am

Nonstop6h 19m

Seattle/Tacoma Intl

Tue 9/30

11:30 am-8:23 pm

Nonstop5h 53m

$184

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Thu 10/2

6:55 pm-10:08 pm

Nonstop6h 13m

Seattle/Tacoma Intl

Sat 10/11

3:35 pm-11:59 pm

Nonstop5h 24m

$198

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Fri 9/26

5:00 am-10:28 am

1 stop8h 28m

Portland

Mon 9/29

6:07 am-6:34 pm

1 stop9h 27m

$217

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Sat 9/20

12:52 pm-8:09 pm

1 stop10h 17m

Seattle/Tacoma Intl

Wed 9/24

10:11 am-9:00 pm

1 stop7h 49m

$218

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Sat 9/6

1:10 pm-8:30 pm

1 stop10h 20m

Seattle/Tacoma Intl

Sat 9/13

9:15 am-11:35 pm

1 stop11h 20m

$222

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Thu 12/11

6:45 am-1:30 pm

1 stop9h 45m

Portland

Sun 12/14

6:30 am-10:30 pm

1 stop13h 00m

$222

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Thu 10/30

8:00 am-4:15 pm

1 stop11h 15m

Seattle/Tacoma Intl

Sun 11/2

11:59 pm-10:34 am

1 stop7h 35m

$232

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Mon 9/8

9:43 am-3:32 pm

1 stop8h 49m

Seattle/Tacoma Intl

Wed 9/10

12:15 pm-11:22 pm

1 stop8h 07m

$245

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Fri 10/3

6:55 pm-10:08 pm

Nonstop6h 13m

Seattle/Tacoma Intl

Mon 10/6

11:15 pm-7:53 am

Nonstop5h 38m

$272

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from New Hampshire to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to State of Washington?

The month of January is, on average, the cheapest month to fly to State of Washington from New Hampshire, with most prices found around $236. If you aren’t able to travel to State of Washington during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $279.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from New Hampshire to State of Washington is on a Wednesday. Travelers who choose to depart for State of Washington on a Wednesday will often find tickets for as low as $526. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from New Hampshire to State of Washington for around $736.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is in the afternoon when flights can be purchased for as low as $577. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $764 on average. Flights to State of Washington from New Hampshire at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $342 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from New Hampshire for as low as $302 on momondo.

Can stopping save me money on New Hampshire to State of Washington flights?

You could potentially save up to 18% on your flight if you consider stops on a New Hampshire to State of Washington flight.

Cheap New Hampshire to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Hampshire to State of Washington

Best Price Found

$89

Fastest flight time

6h 09m

Direct flights

Every day

Airports in State of Washington

3 airports
The best one-way flight to State of Washington from New Hampshire in the past 72 hours is $89. The best round-trip flight deal from New Hampshire to State of Washington found on momondo in the last 72 hours is $177.
The fastest flight from New Hampshire to State of Washington takes 6h 09m
Direct flights go from New Hampshire to State of Washington every day.
There are 3 airports near State of Washington: Portland (PDX), Spokane (GEG), Seattle/Tacoma Intl (SEA)
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  • When did momondo last update prices for flights from New Hampshire to Washington?

    Prices for flights from New Hampshire to Washington are updated daily.

  • How many operators does momondo search for flights from New Hampshire to Washington?

  • How old do you have to be to fly from New Hampshire to Washington?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New Hampshire to Washington.

  • What documentation or ID do you need to fly to Washington?

    The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from New Hampshire to State of Washington

Compare and see reviews for airlines that fly from New Hampshire to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $326Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $342Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
SouthwestPriceFrom $379Free CancellationRating
8.0
4,246 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from New Hampshire to Washington?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New Hampshire to Washington. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from New Hampshire to Washington with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for New Hampshire to Washington flights to just show those with flexible booking policies.

How can momondo help me find flights from New Hampshire to Washington?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from New Hampshire to Washington.

I’m not ready to book a flight from New Hampshire to Washington right now. Can momondo alert me if prices change?

Price alerts on flights to Washington from New Hampshire are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your State of Washington trip

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