What are the cheapest airlines to fly from Washington, D.C. to New Hampshire one-way?

$42 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and Delta, with prices starting from $78 and $81, respectively.

What are the most popular routes from Washington, D.C. to New Hampshire?

When deciding which route to take from Washington, D.C. to New Hampshire consider Washington, D.C. Reagan-National - Boston Logan Intl, Washington, D.C. Dulles Intl - Boston Logan Intl or Baltimore/Washington - Boston Logan Intl as they are the most popular.

What are the cheapest flights from Washington, D.C. to New Hampshire?

While on average a flight from Washington, D.C. to New Hampshire is generally $250, our data shows the cheapest flight currently is $174. When looking at the most popular route, (Washington, D.C. Reagan-National - Boston Logan Intl), you can expect to pay $156 for that flight.

How far in advance should I book a flight from Washington, D.C. to New Hampshire?

To save up to 165% on this flight, we recommend booking at least 31 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Washington, D.C. to New Hampshire from $187 1-2 weeks out and tickets from $344 for flights departing within the next 72 hours.

What is the cheapest month to fly from Washington, D.C. to New Hampshire?

The best pricing can be found in the month of January. Prices to New Hampshire from Washington, D.C. average $196. You can even find prices in January for less than $196, as users have found deals to New Hampshire from as low as $67. The month of April appears to be one of the more expensive times to travel to New Hampshire from Washington, D.C.. Flying in the targeted month can save you up to 31%.

Can I find deals for flights from Washington, D.C. to New Hampshire that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. 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, D.C. to New Hampshire.

Can I find deals for business class flights from Washington, D.C. to New Hampshire?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

$42+ Flights from Washington, D.C. to New Hampshire

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Cheap flight deals from Washington, D.C. to New Hampshire

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$66 (FlightHub)
One-way from	$42 (FlightHub)
Popular in	April
Cheapest in	January
Average price	$259
Good round-trip deal	$199 or less
Good one-way deal	$113 or less

Provider with most accurate pricing for Washington, D.C. (WAS)-Boston Logan Intl flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Boston Logan Intl flights.

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From Washington, D.C. (WAS) to New Hampshire

Search Deals

One-way flight from Washington, D.C. (WAS) to New Hampshire

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($24 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($6 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from Washington, D.C. (WAS) to New Hampshire.

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Price to beat on a one-way flight from Washington, D.C. (WAS) to New Hampshire.

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Find flight deals from Washington, D.C. to New Hampshire

Cheapest flights from Washington, D.C. to New Hampshire
Explore the most affordable flight options available from Washington, D.C. to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Wed 5/79:30 pmBWI - BOS

Nonstop1h 26mSpirit Airlines

Wed 5/146:00 amBOS - BWI

Nonstop1h 31mSpirit Airlines

Deal found 4/17

$66

Sun 5/111:03 pmBWI - BOS

1 stop20h 31mMultiple Airlines

Sun 5/186:00 amBOS - BWI

Nonstop1h 31mMultiple Airlines

Deal found 4/17

$145

Tue 5/2012:45 pmDCA - BOS

Nonstop1h 31mJetBlue

Tue 5/206:10 pmBOS - DCA

Nonstop1h 50mJetBlue

Deal found 4/17

$156

Thu 5/85:26 pmIAD - BOS

1 stop7h 39mFrontier

Sun 5/1110:14 amBOS - IAD

1 stop22h 10mFrontier

Deal found 4/17

$160

Wed 5/149:00 amBWI - BOS

Nonstop1h 36mDelta

Wed 5/145:20 pmBOS - BWI

Nonstop1h 47mDelta

Deal found 4/16

$161

Sat 5/1012:40 pmIAD - BOS

Nonstop1h 39mUnited Airlines

Sat 5/107:14 pmBOS - IAD

Nonstop1h 43mUnited Airlines

Deal found 4/17

$161

Thu 6/196:00 amDCA - BOS

Nonstop1h 40mAmerican Airlines

Mon 6/235:30 amBOS - DCA

Nonstop1h 44mAmerican Airlines

Deal found 4/17

$167

Thu 5/86:20 amBWI - BOS

Nonstop1h 30mSouthwest

Sun 5/117:00 amBOS - BWI

Nonstop1h 35mSouthwest

Deal found 4/16

$169

Fri 5/99:21 pmBWI - BOS

1 stop27h 23mFrontier

Sun 5/1110:14 amBOS - BWI

1 stop25h 59mFrontier

Deal found 4/17

$173

Tue 5/610:25 amDCA - BOS

Nonstop1h 36mDelta

Wed 5/76:10 amBOS - DCA

Nonstop1h 50mDelta

Deal found 4/16

$174

Tue 9/2310:01 amDCA - PWM

Nonstop1h 53mAmerican Airlines

Tue 10/75:53 amPWM - DCA

Nonstop1h 52mAmerican Airlines

Deal found 4/16

$189

Thu 5/89:16 pmBWI - PWM

1 stop23h 24mFrontier

Sun 5/118:23 pmPWM - BWI

1 stop22h 13mFrontier

Deal found 4/16

$190

Best flights from Washington, D.C. to New Hampshire
Discover carefully curated flight deals from Washington, D.C. to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 17, 2025.

Wed 5/79:30 pmBWI - BOS

Nonstop1h 26mSpirit Airlines

Wed 5/146:00 amBOS - BWI

Nonstop1h 31mSpirit Airlines

Deal found 4/17

$66

Wed 6/258:00 amBWI - BOS

1 stop16h 43mMultiple Airlines

Mon 6/308:35 pmBOS - BWI

Nonstop1h 33mMultiple Airlines

Deal found 4/16

$147

Wed 5/1412:45 pmDCA - BOS

Nonstop1h 31mJetBlue

Wed 5/146:10 pmBOS - DCA

Nonstop1h 50mJetBlue

Deal found 4/16

$156

Fri 5/95:26 pmIAD - BOS

1 stop7h 18mFrontier

Mon 5/126:00 amBOS - IAD

1 stop10h 36mFrontier

Deal found 4/17

$160

Wed 5/149:00 amBWI - BOS

Nonstop1h 36mDelta

Wed 5/145:20 pmBOS - BWI

Nonstop1h 47mDelta

Deal found 4/16

$161

Fri 5/910:19 pmIAD - BOS

Nonstop1h 40mUnited Airlines

Sat 5/109:30 amBOS - IAD

Nonstop1h 41mUnited Airlines

Deal found 4/16

$164

Thu 6/196:00 amDCA - BOS

Nonstop1h 40mAmerican Airlines

Mon 6/235:30 amBOS - DCA

Nonstop1h 44mAmerican Airlines

Deal found 4/17

$167

Thu 5/89:45 pmBWI - BOS

Nonstop1h 30mSouthwest

Sun 5/115:45 amBOS - BWI

Nonstop1h 35mSouthwest

Deal found 4/16

$169

Wed 6/46:59 amDCA - BOS

Nonstop1h 41mDelta

Thu 6/56:10 amBOS - DCA

Nonstop1h 50mDelta

Deal found 4/17

$161

Fri 5/169:21 pmBWI - BOS

1 stop27h 23mFrontier

Wed 5/218:00 amBOS - BWI

1 stop6h 55mFrontier

Deal found 4/17

$167

Sat 8/308:25 pmBWI - BOS

1 stop4h 15mAmerican Airlines

Sun 8/315:57 amBOS - BWI

1 stop4h 19mAmerican Airlines

Deal found 4/17

$181

Wed 5/76:00 amDCA - BOS

1 stop4h 07mUnited Airlines

Sat 5/1011:05 amBOS - DCA

1 stop3h 31mUnited Airlines

Deal found 4/16

$181

Last-minute flights from Washington, D.C. to New Hampshire
Discover last-minute flight deals from Washington, D.C. to New Hampshire. Data last updated April 17, 2025 and is based on user searches.

Tue 4/2210:07 pmDCA - PWM

Nonstop1h 47mAmerican Airlines

Wed 4/3012:00 pmPWM - DCA

Nonstop1h 54mAmerican Airlines

Deal found 4/17

$262

Wed 4/235:50 amBWI - BOS

Nonstop1h 33mSpirit Airlines

Mon 5/126:00 amBOS - BWI

Nonstop1h 31mSpirit Airlines

Deal found 4/16

$107

Wed 4/235:50 amBWI - BOS

Nonstop1h 33mMultiple Airlines

Mon 4/2812:48 pmBOS - BWI

1 stop11h 11mMultiple Airlines

Deal found 4/16

$172

Wed 4/231:57 pmBWI - BOS

1 stop10h 47mFrontier

Tue 4/296:00 amBOS - BWI

1 stop9h 07mFrontier

Deal found 4/15

$200

Wed 4/233:45 pmIAD - BOS

Nonstop1h 39mUnited Airlines

Wed 5/215:30 amBOS - IAD

Nonstop1h 41mUnited Airlines

Deal found 4/16

$220

Wed 4/236:00 amDCA - PWM

1 stop4h 59mDelta

Sat 5/106:35 amPWM - DCA

1 stop3h 40mDelta

Deal found 4/16

$234

Wed 4/238:33 pmIAD - PWM

1 stop4h 09mDelta

Sat 5/106:35 amPWM - IAD

1 stop5h 10mDelta

Deal found 4/17

$234

Wed 4/236:00 amDCA - BOS

Nonstop1h 43mDelta

Sun 4/279:55 pmBOS - DCA

Nonstop1h 49mDelta

Deal found 4/17

$259

Wed 4/236:00 amIAD - BOS

1 stop6h 03mDelta

Tue 4/295:30 amBOS - IAD

1 stop6h 01mDelta

Deal found 4/15

$263

Thu 4/246:00 amDCA - BOS

Nonstop1h 47mAmerican Airlines

Sat 5/103:28 pmBOS - DCA

Nonstop1h 51mAmerican Airlines

Deal found 4/17

$210

Thu 4/245:25 pmIAD - BOS

1 stop7h 19mFrontier

Sun 4/2710:25 amBOS - IAD

1 stop21h 53mFrontier

Deal found 4/17

$241

Thu 4/249:59 amDCA - MHT

Nonstop1h 39mAmerican Airlines

Sun 4/275:32 amMHT - DCA

Nonstop1h 53mAmerican Airlines

Deal found 4/16

$249

One-way flights from Washington, D.C. to New Hampshire
Search for one-way flight options from Washington, D.C. to New Hampshire. Find affordable one-way fares based on user searches. Data last updated April 17, 2025.

Wed 6/182:15 pmBWI - BOS

Nonstop1h 30mSpirit Airlines

Deal found 4/16

$42

Fri 5/165:26 pmIAD - BOS

1 stop7h 18mFrontier

Deal found 4/16

$78

Tue 5/132:29 pmBWI - BOS

Nonstop1h 40mDelta

Deal found 4/15

$81

Tue 5/1310:10 amDCA - BOS

Nonstop1h 36mJetBlue

Deal found 4/16

$81

Wed 7/210:18 pmIAD - BOS

Nonstop1h 41mUnited Airlines

Deal found 4/15

$81

Thu 6/1911:23 amBWI - PWM

1 stop8h 49mAvelo Airlines

Deal found 4/17

$82

Sun 6/84:25 pmBWI - MHT

1 stop23h 16mAvelo Airlines

Deal found 4/17

$83

Tue 5/201:34 pmBWI - BOS

1 stop11h 10mFrontier

Deal found 4/16

$86

Thu 5/159:16 pmBWI - PWM

1 stop23h 24mFrontier

Deal found 4/17

$87

Mon 5/198:30 amBWI - MHT

Nonstop1h 35mSouthwest

Deal found 4/17

$89

Thu 5/86:00 amDCA - BOS

Nonstop1h 40mDelta

Deal found 4/16

$90

Sun 5/255:00 amBWI - BOS

1 stop4h 20mAmerican Airlines

Deal found 4/17

$91

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Wed 5/7

9:30 pm-10:56 pm

Nonstop1h 26m

Boston Logan Intl

Wed 5/14

6:00 am-7:31 am

Nonstop1h 31m

$66

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Sun 5/11

1:03 pm-9:34 am

1 stop20h 31m

Boston Logan Intl

Sun 5/18

6:00 am-7:31 am

Nonstop1h 31m

$145

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Tue 5/20

12:45 pm-2:16 pm

Nonstop1h 31m

Boston Logan Intl

Tue 5/20

6:10 pm-8:00 pm

Nonstop1h 50m

$156

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Thu 5/8

5:26 pm-1:05 am

1 stop7h 39m

Boston Logan Intl

Sun 5/11

10:14 am-8:24 am

1 stop22h 10m

$160

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Wed 5/14

9:00 am-10:36 am

Nonstop1h 36m

Boston Logan Intl

Wed 5/14

5:20 pm-7:07 pm

Nonstop1h 47m

$161

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sat 5/10

10:19 pm-11:59 pm

Nonstop1h 40m

Boston Logan Intl

Sun 5/11

5:30 am-7:11 am

Nonstop1h 41m

$161

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Thu 6/19

6:00 am-7:40 am

Nonstop1h 40m

Boston Logan Intl

Mon 6/23

5:30 am-7:14 am

Nonstop1h 44m

$167

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Thu 5/8

6:20 am-7:50 am

Nonstop1h 30m

Boston Logan Intl

Sun 5/11

7:00 am-8:35 am

Nonstop1h 35m

$169

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Sun 5/11

1:03 pm-9:34 am

1 stop20h 31m

Boston Logan Intl

Mon 5/12

12:58 pm-12:35 am

1 stop11h 37m

$170

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Tue 5/6

1:25 pm-3:10 pm

Nonstop1h 45m

Boston Logan Intl

Sat 5/10

2:35 pm-4:23 pm

Nonstop1h 48m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 60 results

...

Best time to book a flight from Washington, D.C. to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Washington, D.C. 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, D.C. to New Hampshire

What is the cheapest month to book a flight from Washington, D.C. to New Hampshire?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to New Hampshire (average of $334). Flying from Washington, D.C. 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.

What is the cheapest time of day to fly from WAS to NH?

When flying from Washington, D.C. 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.

Weekly flight availability from Washington, D.C. to New Hampshire

The most flights from WAS to USNH are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing New Hampshire

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Washington, D.C. to New Hampshire by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,887 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Southwest

8.0

Very good

4,280 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,916 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Avelo Airlines

7.5

Good

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Qatar Airways

7.4

Good

3,554 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. to New Hampshire one-way?
$42 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and Delta, with prices starting from $78 and $81, respectively.
What are the most popular routes from Washington, D.C. to New Hampshire?
When deciding which route to take from Washington, D.C. to New Hampshire consider Washington, D.C. Reagan-National - Boston Logan Intl, Washington, D.C. Dulles Intl - Boston Logan Intl or Baltimore/Washington - Boston Logan Intl as they are the most popular.
What are the cheapest flights from Washington, D.C. to New Hampshire?
While on average a flight from Washington, D.C. to New Hampshire is generally $250, our data shows the cheapest flight currently is $174. When looking at the most popular route, (Washington, D.C. Reagan-National - Boston Logan Intl), you can expect to pay $156 for that flight.
Can I find deals for flights from Washington, D.C. to New Hampshire that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. 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, D.C. to New Hampshire.
Can I find deals for business class flights from Washington, D.C. to New Hampshire?
Yes. Cheapflights offers flight deals from Washington, D.C. 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 Washington, D.C. to New Hampshire?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to New Hampshire (average of $334). Flying from Washington, D.C. 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

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Alternative routes for Washington, D.C. to New Hampshire

Reagan-National to Los Angeles flights

Dulles Intl to Las Vegas flights

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Reagan-National to Orlando flights

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Reagan-National to Nashville flights

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Dulles Intl to Honolulu flights

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Reagan-National to Minneapolis flights

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Dulles Intl to Fort Myers flights

Washington, D.C. to New Hampshire flights

Baltimore to Boston flights

Dulles Intl to Portland flights

Reagan-National to Portland flights

Baltimore to Portland flights

Dulles Intl to Manchester flights

Reagan-National to Manchester flights

Baltimore to Manchester flights

Reagan-National to Lebanon flights

Baltimore to Worcester flights

Dulles Intl to Worcester flights

Baltimore to Lebanon flights

Dulles Intl to Lebanon flights

Top 3 airlines flying from Washington, D.C. to New Hampshire

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$136	Average$423	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$198	Average$349	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$249	Average$395	FlexibilityNo cancel fee	On-time69%

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$42+ Cheap flights from Washington, D.C. (WAS) 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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to New Hampshire with Cheapflights

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Cheap flight deals from Washington, D.C. to New Hampshire

Keep the following information in mind while searching for Washington, D.C. to New Hampshire flight deals. Data was last updated April 17, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Washington, D.C. to New Hampshire

Cheapest flights from Washington, D.C. to New HampshireExplore the most affordable flight options available from Washington, D.C. to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Explore the most affordable flight options available from Washington, D.C. to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Washington, D.C. to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to New Hampshire

What is the cheapest month to book a flight from Washington, D.C. to New Hampshire?

What is the cheapest time of day to fly from WAS to NH?

Find hourly flight availability from Washington, D.C. 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 April 17, 2025.

Weekly flight availability from Washington, D.C. to New Hampshire

Reviews of airlines servicing New Hampshire

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Washington, D.C. to New Hampshire by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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 Washington, D.C. to New Hampshire one-way?

What are the most popular routes from Washington, D.C. to New Hampshire?

What are the cheapest flights from Washington, D.C. to New Hampshire?

Can I find deals for flights from Washington, D.C. to New Hampshire that include hotel bookings?

How can I find direct flights from Washington, D.C. to New Hampshire?

Can I find deals for business class flights from Washington, D.C. to New Hampshire?

What is the cheapest month to book a flight from Washington, D.C. to New Hampshire?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to New Hampshire

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Cheapest flights from Washington, D.C. to New Hampshire
Explore the most affordable flight options available from Washington, D.C. to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.