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

American Airlines, United Airlines, and Alaska Airlines are the most popular carriers operating from New Hampshire to Washington

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

If you’re flying from a popular airport in New Hampshire, such as Manchester or Lebanon, and flying into State of Washington, then you can expect flight times to average 8h 25m and 14h 58m, respectively.

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?

The number of operators available for flights from New Hampshire to Washington is 2 as of September 2026.

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.

$304 Cheap Flights from New Hampshire to Washington in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from New Hampshire to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 pm - 12:36 amMHT Manchester-SEA Seattle/Tacoma Intl

10h 31m1 stop Chicago O'Hare Intl

12:34 pm - 10:49 pmSEA Seattle/Tacoma Intl-MHT Manchester

7h 15m1 stop Philadelphia

$363American Airlines

Mon, Oct 26 - Mon, Nov 2

7:15 am - 12:50 pmMHT Manchester-SEA Seattle/Tacoma Intl

8h 35m1 stop Chicago Midway

12:15 am - 10:55 amSEA Seattle/Tacoma Intl-MHT Manchester

7h 40m1 stop Chicago Midway

$363Southwest

Wed, Dec 9 - Fri, Dec 11

7:01 am - 11:50 amMHT Manchester-GEG Spokane

7h 49m1 stop Chicago O'Hare Intl

2:08 pm - 12:13 amGEG Spokane-MHT Manchester

7h 05m1 stop Chicago O'Hare Intl

$363American Airlines

Sat, Oct 17 - Sat, Oct 24

12:45 pm - 10:30 pmMHT Manchester-SEA Seattle/Tacoma Intl

12h 45m2 stops Baltimore/Washington Denver Intl

8:20 am - 6:35 pmSEA Seattle/Tacoma Intl-MHT Manchester

7h 15m1 stop Chicago Midway

$368Southwest

Wed, Dec 9 - Sat, Dec 12

12:45 pm - 10:30 pmMHT Manchester-SEA Seattle/Tacoma Intl

12h 45m2 stops Baltimore/Washington Denver Intl

8:20 am - 9:50 pmSEA Seattle/Tacoma Intl-MHT Manchester

10h 30m2 stops Chicago Midway Baltimore/Washington

$373Southwest

Wed, Dec 9 - Sat, Dec 12

7:01 am - 11:50 amMHT Manchester-GEG Spokane

7h 49m1 stop Chicago O'Hare Intl

6:30 am - 12:13 amGEG Spokane-MHT Manchester

14h 43m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

$380American Airlines

Sat, Oct 17 - Sat, Oct 24

1:55 pm - 8:15 pmMHT Manchester-SEA Seattle/Tacoma Intl

9h 20m1 stop Chicago O'Hare Intl

12:34 pm - 10:49 pmSEA Seattle/Tacoma Intl-MHT Manchester

7h 15m1 stop Philadelphia

$415American Airlines

Tue, Oct 27 - Sun, Nov 1

2:38 pm - 8:56 pmMHT Manchester-SEA Seattle/Tacoma Intl

9h 18m1 stop Washington, D.C. Dulles Intl

10:56 pm - 2:03 pmSEA Seattle/Tacoma Intl-MHT Manchester

12h 07m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

$420United Airlines

Tue, Oct 27 - Sun, Nov 1

9:25 am - 7:03 pmMHT Manchester-SEA Seattle/Tacoma Intl

12h 38m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

10:56 pm - 2:03 pmSEA Seattle/Tacoma Intl-MHT Manchester

12h 07m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

$426United Airlines

Tue, Oct 27 - Sun, Nov 1

9:25 am - 3:51 pmMHT Manchester-SEA Seattle/Tacoma Intl

9h 26m1 stop Washington, D.C. Dulles Intl

10:56 pm - 2:03 pmSEA Seattle/Tacoma Intl-MHT Manchester

12h 07m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

$432United Airlines

Fri, Oct 23 - Sun, Oct 25

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Southwest flights from New Hampshire to State of Washington

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

Southwest

Dec 9

MHT12:45 pmManchester

12h 45m

2 stops

SEA10:30 pmSeattle/Tacoma Intl

Dec 12

SEA8:20 amSeattle/Tacoma Intl

7h 15m

1 stop

MHT6:35 pmManchester

$368

Southwest

Dec 9

MHT12:45 pmManchester

12h 45m

2 stops

SEA10:30 pmSeattle/Tacoma Intl

Dec 12

SEA8:20 amSeattle/Tacoma Intl

10h 30m

2 stops

MHT9:50 pmManchester

$373

Southwest

Oct 26

MHT6:55 pmManchester

8h 45m

1 stop

SEA12:40 amSeattle/Tacoma Intl

Nov 2

SEA6:35 pmSeattle/Tacoma Intl

11h 00m

2 stops

MHT8:35 amManchester

$400

United Airlines flights from New Hampshire to State of Washington

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

United Airlines

Oct 27

MHT9:25 amManchester

14h 22m

2 stops

SEA8:47 pmSeattle/Tacoma Intl

Nov 3

SEA9:05 amSeattle/Tacoma Intl

11h 54m

2 stops

MHT11:59 pmManchester

$374

United Airlines

Oct 27

MHT2:38 pmManchester

9h 18m

1 stop

SEA8:56 pmSeattle/Tacoma Intl

Nov 1

SEA10:56 pmSeattle/Tacoma Intl

12h 07m

2 stops

MHT2:03 pmManchester

$420

United Airlines

Oct 27

MHT9:25 amManchester

12h 38m

2 stops

SEA7:03 pmSeattle/Tacoma Intl

Nov 1

SEA10:56 pmSeattle/Tacoma Intl

12h 07m

2 stops

MHT2:03 pmManchester

$426

momondo Fare Finder

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

Cheapest round-trip

ManchesterSeattle

MHT Manchester - SEA Seattle/Tacoma Intl

MHTSEA

Manchester

Mon 10/26

5:05 pm-12:36 am

1 stop10h 31m

Seattle/Tacoma Intl

Mon 11/2

12:34 pm-10:49 pm

1 stop7h 15m

$363

ManchesterSeattle

MHT Manchester - SEA Seattle/Tacoma Intl

MHTSEA

Manchester

Wed 12/9

7:15 am-12:50 pm

1 stop8h 35m

Seattle/Tacoma Intl

Fri 12/11

12:15 am-10:55 am

1 stop7h 40m

$363

Quickest round-trip

ManchesterSpokane

MHT Manchester - GEG Spokane

MHTGEG

Manchester

Sat 10/17

7:01 am-11:50 am

1 stop7h 49m

Spokane

Sat 10/24

2:08 pm-12:13 am

1 stop7h 05m

$363

ManchesterSeattle

MHT Manchester - SEA Seattle/Tacoma Intl

MHTSEA

Manchester

Wed 12/9

12:45 pm-10:30 pm

2 stops12h 45m

Seattle/Tacoma Intl

Sat 12/12

8:20 am-6:35 pm

1 stop7h 15m

$368

ManchesterSeattle

MHT Manchester - SEA Seattle/Tacoma Intl

MHTSEA

Manchester

Wed 12/9

12:45 pm-10:30 pm

2 stops12h 45m

Seattle/Tacoma Intl

Sat 12/12

8:20 am-9:50 pm

2 stops10h 30m

$373

ManchesterSpokane

MHT Manchester - GEG Spokane

MHTGEG

Manchester

Sat 10/17

7:01 am-11:50 am

1 stop7h 49m

Spokane

Sat 10/24

6:30 am-12:13 am

2 stops14h 43m

$380

ManchesterSeattle

MHT Manchester - SEA Seattle/Tacoma Intl

MHTSEA

Manchester

Tue 10/27

1:55 pm-8:15 pm

1 stop9h 20m

Seattle/Tacoma Intl

Sun 11/1

12:34 pm-10:49 pm

1 stop7h 15m

$415

ManchesterSeattle

MHT Manchester - SEA Seattle/Tacoma Intl

MHTSEA

Manchester

Tue 10/27

2:38 pm-8:56 pm

1 stop9h 18m

Seattle/Tacoma Intl

Sun 11/1

10:56 pm-2:03 pm

2 stops12h 07m

$420

ManchesterSeattle

MHT Manchester - SEA Seattle/Tacoma Intl

MHTSEA

Manchester

Tue 10/27

9:25 am-7:03 pm

2 stops12h 38m

Seattle/Tacoma Intl

Sun 11/1

10:56 pm-2:03 pm

2 stops12h 07m

$426

ManchesterSeattle

MHT Manchester - SEA Seattle/Tacoma Intl

MHTSEA

Manchester

Fri 10/23

9:25 am-3:51 pm

1 stop9h 26m

Seattle/Tacoma Intl

Sun 10/25

10:56 pm-2:03 pm

2 stops12h 07m

$432

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 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

Prices

Airlines

Other information

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

The month of March is, on average, the cheapest month to fly to State of Washington from New Hampshire, with most prices found around $0. If you aren’t able to travel to State of Washington during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $462.

How far in advance should I book a flight from New Hampshire to 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 $428 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 $390 on momondo.

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

You could potentially save up to 19% 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	$304
Fastest flight time	6h 06m
Direct flights	None

The best one-way flight to State of Washington from New Hampshire in the past 72 hours is $304. The best round-trip flight deal from New Hampshire to State of Washington found on momondo in the last 72 hours is $363.

The fastest flight from New Hampshire to State of Washington takes 6h 06m

There are no direct flights from New Hampshire to State of Washington. There are no popular flight routes from New Hampshire to State of Washington.

Search flight deals

Frequently asked questions about flying from New Hampshire to Washington

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?
The number of operators available for flights from New Hampshire to Washington is 2 as of September 2026.
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 Airlines	PriceFrom $374	Free Cancellation	Rating 7.0 12,097 reviews		Search American Airlines flights
Southwest	PriceFrom $377	Free Cancellation	Rating 8.0 4,201 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.