What is the cheapest airline that flies from Washington to New Hampshire?

United Airlines, Southwest, and JetBlue are the most popular carriers operating from Washington to New Hampshire

How long is the flight from State of Washington to New Hampshire?

Flight times from State of Washington to New Hampshire vary, but if you’re flying out of Seattle and flying into Manchester, New Hampshire (one of the most popular routes), then the duration is 7h 46m on average. Another popular route from State of Washington to New Hampshire is flying from Spokane to Manchester, New Hampshire, which will take roughly 10h 51m. Keep in mind that layovers or delays could extend your travel time.

How many flights depart from State of Washington to New Hampshire on average per week?

The number of flights available between State of Washington and New Hampshire is 144 per week as of March 2026. The most frequent departure day is Mon, with 19% of weekly flights leaving on this day.

When did momondo last update prices for flights from Washington to New Hampshire?

Prices for flights from Washington to New Hampshire are refreshed on a daily basis.

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

The number of operators available for flights from Washington to New Hampshire is 8 as of March 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to New Hampshire.

What documentation or ID do you need to fly to New Hampshire?

The required travel and health documents for your New Hampshire 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 New Hampshire. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$109 Cheap Flights from Washington to New Hampshire in 2026

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Find the cheapest flights from Washington to New Hampshire

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:25 pm - 8:15 am

PDX

BOS

9h 50m

2 stops

6:20 pm - 11:10 pm

BOS

PDX

7h 50m

1 stop

$206Southwest

Tue, Apr 21 - Tue, Apr 28

5:40 am - 4:05 pm

PDX

BOS

7h 25m

1 stop

2:25 pm - 11:10 pm

BOS

PDX

11h 45m

2 stops

$207Southwest

Tue, Apr 21 - Tue, Apr 28

7:25 pm - 8:15 am

PDX

BOS

9h 50m

2 stops

2:25 pm - 11:10 pm

BOS

PDX

11h 45m

2 stops

$211Southwest

Tue, Apr 21 - Tue, Apr 28

10:59 pm - 10:29 am

PDX

BOS

8h 30m

1 stop

6:00 am - 11:34 am

BOS

PDX

8h 34m

1 stop

$214American Airlines

Tue, May 26 - Sat, May 30

12:30 am - 10:46 am

PDX

BOS

7h 16m

1 stop

6:54 pm - 11:53 pm

BOS

PDX

7h 59m

1 stop

$218Delta

Wed, Apr 29 - Tue, May 5

12:59 am - 1:11 pm

PDX

BOS

9h 12m

1 stop

4:34 pm - 10:56 pm

BOS

PDX

9h 22m

1 stop

$225American Airlines

Fri, Apr 10 - Wed, Apr 15

11:20 am - 12:40 am

PDX

BOS

10h 20m

1 stop

5:51 am - 12:30 pm

BOS

PDX

9h 39m

1 stop

$229Delta

Fri, May 8 - Sun, May 10

10:53 pm - 10:23 am

SEA

PWM

8h 30m

1 stop

4:50 pm - 10:47 pm

PWM

SEA

8h 57m

1 stop

$237United Airlines

Thu, May 7 - Wed, May 13

10:53 pm - 10:23 am

SEA

PWM

8h 30m

1 stop

3:39 pm - 11:59 pm

PWM

SEA

11h 20m

1 stop

$269United Airlines

Mon, May 4 - Sat, May 9

11:30 am - 8:05 pm

SEA

BOS

5h 35mnonstop

7:00 am - 10:15 am

BOS

SEA

6h 15mnonstop

$272JetBlue

Wed, May 20 - Tue, Jun 2

Alaska Airlines flights from State of Washington to New Hampshire

Our best Alaska Airlines deals on State of Washington to New Hampshire flight tickets

Alaska Airlines

May 24

PDX9:46 pmPortland

5h 34m

BOS6:20 amBoston Logan Intl

May 29

BOS6:40 pmBoston Logan Intl

18h 06m

1 stop

PDX9:46 amPortland

$297

Alaska Airlines

Jun 3

SEA3:30 pmSeattle/Tacoma Intl

5h 29m

BOS11:59 pmBoston Logan Intl

Jun 9

BOS6:40 pmBoston Logan Intl

17h 39m

1 stop

SEA9:19 amSeattle/Tacoma Intl

$307

Alaska Airlines

May 5

GEG5:00 amSpokane

9h 42m

1 stop

BOS5:42 pmBoston Logan Intl

May 6

BOS4:33 pmBoston Logan Intl

9h 38m

1 stop

GEG11:11 pmSpokane

$336

Southwest flights from State of Washington to New Hampshire

Our best Southwest deals on State of Washington to New Hampshire flight tickets

Southwest

Apr 21

PDX7:25 pmPortland

9h 50m

2 stops

BOS8:15 amBoston Logan Intl

Apr 28

BOS6:20 pmBoston Logan Intl

7h 50m

1 stop

PDX11:10 pmPortland

$206

Southwest

Apr 21

PDX5:40 amPortland

7h 25m

1 stop

BOS4:05 pmBoston Logan Intl

Apr 28

BOS2:25 pmBoston Logan Intl

11h 45m

2 stops

PDX11:10 pmPortland

$207

Southwest

Apr 21

PDX7:25 pmPortland

9h 50m

2 stops

BOS8:15 amBoston Logan Intl

Apr 28

BOS2:25 pmBoston Logan Intl

11h 45m

2 stops

PDX11:10 pmPortland

$211

momondo Fare Finder

Use the filters below to find and compare flights from Washington to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBoston

PDX - BOS

PDXBOS

Portland

Tue 4/21

7:25 pm-8:15 am

2 stops9h 50m

Boston Logan Intl

Tue 4/28

6:20 pm-11:10 pm

1 stop7h 50m

$206

PortlandBoston

PDX - BOS

PDXBOS

Portland

Tue 4/21

5:40 am-4:05 pm

1 stop7h 25m

Boston Logan Intl

Tue 4/28

2:25 pm-11:10 pm

2 stops11h 45m

$207

PortlandBoston

PDX - BOS

PDXBOS

Portland

Tue 4/21

7:25 pm-8:15 am

2 stops9h 50m

Boston Logan Intl

Tue 4/28

2:25 pm-11:10 pm

2 stops11h 45m

$211

PortlandBoston

PDX - BOS

PDXBOS

Portland

Tue 5/26

10:59 pm-10:29 am

1 stop8h 30m

Boston Logan Intl

Sat 5/30

6:00 am-11:34 am

1 stop8h 34m

$214

PortlandBoston

PDX - BOS

PDXBOS

Portland

Wed 4/29

12:30 am-10:46 am

1 stop7h 16m

Boston Logan Intl

Tue 5/5

6:54 pm-11:53 pm

1 stop7h 59m

$218

PortlandBoston

PDX - BOS

PDXBOS

Portland

Fri 4/10

12:59 am-1:11 pm

1 stop9h 12m

Boston Logan Intl

Wed 4/15

4:34 pm-10:56 pm

1 stop9h 22m

$225

PortlandBoston

PDX - BOS

PDXBOS

Portland

Fri 5/8

11:20 am-12:40 am

1 stop10h 20m

Boston Logan Intl

Sun 5/10

5:51 am-12:30 pm

1 stop9h 39m

$229

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

Thu 5/7

10:53 pm-10:23 am

1 stop8h 30m

Portland

Wed 5/13

4:50 pm-10:47 pm

1 stop8h 57m

$237

SeattlePortland

SEA - PWM

SEAPWM

Seattle/Tacoma Intl

Mon 5/4

10:53 pm-10:23 am

1 stop8h 30m

Portland

Sat 5/9

3:39 pm-11:59 pm

1 stop11h 20m

$269

Quickest round-trip

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Wed 5/20

11:30 am-8:05 pm

Nonstop5h 35m

Boston Logan Intl

Tue 6/2

7:00 am-10:15 am

Nonstop6h 15m

$272

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

What is the cheapest month to fly to New Hampshire?

The month of October is another great option to travel to New Hampshire, with average flight prices from State of Washington averaging around $307.

What is the cheapest day to depart on your flight to New Hampshire?

The cheapest day to depart on your flight to New Hampshire is on a Tuesday when prices can be found for as low as $358. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to New Hampshire is Sunday, with ticket prices averaging around $453.

What is the cheapest time of day to depart on your flight to New Hampshire?

According to our data, the cheapest time of day to fly to New Hampshire is at noon. momondo users have found flights departing from State of Washington to New Hampshire at noon for as low as $232. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $433. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to New Hampshire?

You are more likely to see cheaper flights to New Hampshire from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to New Hampshire for around $382 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Hampshire from State of Washington for as low as $329 on momondo.

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

You could potentially save up to 8% on your flight if you consider stops on a State of Washington to New Hampshire flight.

Cheap State of Washington to New Hampshire flight deals and tips

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

Fastest flight time	5h 18m
Direct flights	Every day
Airports in New Hampshire	52 airports

The fastest flight from State of Washington to New Hampshire takes 5h 18m

Direct flights go from State of Washington to New Hampshire every day.

There are 52 airports in New Hampshire. From State of Washington there are direct flights to Boston Logan Intl (BOS).

Search flight deals

When did momondo last update prices for flights from Washington to New Hampshire?
Prices for flights from Washington to New Hampshire are refreshed on a daily basis.
How many operators does momondo search for flights from Washington to New Hampshire?
The number of operators available for flights from Washington to New Hampshire is 8 as of March 2026.
How old do you have to be to fly from Washington to New Hampshire?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to New Hampshire.
What documentation or ID do you need to fly to New Hampshire?
The required travel and health documents for your New Hampshire 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 New Hampshire. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from State of Washington to New Hampshire

Compare and see reviews for airlines that fly from State of Washington to New Hampshire with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $333	Free Cancellation	Rating 7.1 11,494 reviews		Search American Airlines flights
Southwest	PriceFrom $377	Free Cancellation	Rating 8.0 4,332 reviews		Search Southwest flights

Why use momondo?

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

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

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

momondo does allow users to show only those flights to New Hampshire from Washington which offer a flexible booking policy as well as other useful filters and features.

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

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 Washington to New Hampshire.

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

If you are not ready to book a flight from Washington to New Hampshire now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to New Hampshire and let you know when they change.