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Washington, D.C.

$89+ Cheap flights from New Hampshire to Washington, D.C. (WAS)

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — WAS
Jul 27 — Aug 31
Mon 7/27
Mon 8/3
1 adult, Economy
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Cheap flight deals from New Hampshire to Washington, D.C.

Cheapest flights from New Hampshire to Washington, D.C.
Explore the most affordable flight options available from New Hampshire to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 27, 2026.

This Delta deal was found by Cheapflights users on 6/26. 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.
Sat 9/55:10 pm
BOS
-
BWI
Nonstop1h 57m
Delta
Mon 9/79:00 am
BWI
-
BOS
Nonstop1h 38m
Delta
Deal found 6/26$176
This Delta deal was found by Cheapflights users on 6/25. 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.
Sat 7/185:05 pm
BOS
-
BWI
Nonstop1h 57m
Delta
Tue 7/216:21 am
BWI
-
BOS
Nonstop1h 39m
Delta
Deal found 6/25$177
This Cheapflightsfares deal was found by Cheapflights users on 6/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/98:29 am
BOS
-
DCA
Nonstop1h 41m
JetBlue
Wed 7/158:44 am
DCA
-
BOS
Nonstop1h 36m
JetBlue
Deal found 6/22$179
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:55 pm
BOS
-
BWI
Nonstop1h 40m
Southwest
Mon 8/106:30 am
BWI
-
BOS
Nonstop1h 30m
Southwest
Deal found 6/25$179
This United Airlines deal was found by Cheapflights users on 6/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:45 am
BOS
-
IAD
Nonstop1h 35m
United Airlines
Wed 9/3010:15 pm
IAD
-
BOS
Nonstop1h 44m
United Airlines
Deal found 6/25$181
This Delta deal was found by Cheapflights users on 6/25. 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.
Mon 7/209:48 pm
BOS
-
DCA
Nonstop1h 56m
Delta
Tue 7/285:00 pm
DCA
-
BOS
Nonstop1h 54m
Delta
Deal found 6/25$182
This United Airlines deal was found by Cheapflights users on 6/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/255:45 am
BOS
-
IAD
Nonstop1h 38m
United Airlines
Mon 7/2710:10 pm
IAD
-
BOS
Nonstop1h 49m
United Airlines
Deal found 6/26$184
This American Airlines deal was found by Cheapflights users on 6/23. 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.
Sat 11/74:00 pm
BOS
-
DCA
Nonstop1h 56m
American Airlines
Sat 11/141:45 pm
DCA
-
BOS
1 stop3h 36m
American Airlines
Deal found 6/23$184
This United Airlines deal was found by Cheapflights users on 6/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:45 am
BOS
-
IAD
Nonstop1h 38m
United Airlines
Sat 7/255:25 pm
IAD
-
BOS
Nonstop1h 49m
United Airlines
Deal found 6/22$186
This Delta deal was found by Cheapflights users on 6/23. 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.
Wed 7/226:00 am
BOS
-
DCA
1 stop4h 15m
Delta
Wed 7/293:15 pm
DCA
-
BOS
Nonstop1h 47m
Delta
Deal found 6/23$186
This Delta deal was found by Cheapflights users on 6/26. 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.
Wed 7/226:35 am
BOS
-
BWI
Nonstop1h 45m
Delta
Wed 7/295:27 pm
BWI
-
BOS
1 stop6h 32m
Delta
Deal found 6/26$186
This United Airlines deal was found by Cheapflights users on 6/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/185:45 am
BOS
-
IAD
Nonstop1h 38m
United Airlines
Tue 7/2112:55 pm
IAD
-
BOS
Nonstop1h 45m
United Airlines
Deal found 6/24$187

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

Keep the following information in mind while searching for New Hampshire to Washington, D.C. flight deals. Data was last updated June 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$176
(Delta)

One-way from

$89
(Delta)

Popular in

June

Cheapest in

September

Average price

$286

Good round-trip deal

$307 or less

Good one-way deal

$191 or less
Provider with most accurate pricing for Boston Logan Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Washington, D.C. (WAS) flights.
Search Deals
From New Hampshire to Washington, D.C. (WAS)
Search Deals
One-way flight from New Hampshire to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from New Hampshire to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from New Hampshire to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Hampshire to Washington, D.C. 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 June 27, 2026.
Use the filters below to find and compare flights from New Hampshire to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Sat 9/5

5:10 pm-7:07 pm

Nonstop1h 57m

Baltimore/Washington

Mon 9/7

9:00 am-10:38 am

Nonstop1h 38m

$176

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Sat 9/5

12:35 pm-2:29 pm

Nonstop1h 54m

Washington, D.C. Reagan-National

Mon 9/7

6:02 am-11:15 am

1 stop5h 13m

$186

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Wed 9/9

3:45 pm-5:27 pm

Nonstop1h 42m

Baltimore/Washington

Sat 9/12

5:40 pm-11:58 pm

1 stop6h 18m

$186

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 7/9

12:35 pm-2:43 pm

Nonstop2h 08m

Washington, D.C. Dulles Intl

Wed 7/15

10:10 pm-11:59 pm

Nonstop1h 49m

$187

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Sat 7/25

7:00 am-11:16 am

1 stop4h 16m

Washington, D.C. Reagan-National

Tue 7/28

10:00 pm-11:42 pm

Nonstop1h 42m

$187
Quickest round-trip

ManchesterBaltimore

MHT - BWI

MHTBWI

Manchester

Sat 7/25

5:35 am-7:10 am

Nonstop1h 35m

Baltimore/Washington

Sat 8/1

6:35 am-8:05 am

Nonstop1h 30m

$193

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Tue 8/18

7:05 pm-10:59 pm

1 stop3h 54m

Washington, D.C. Reagan-National

Wed 8/26

7:59 pm-9:38 pm

Nonstop1h 39m

$206

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Fri 8/21

5:45 am-7:20 am

Nonstop1h 35m

Washington, D.C. Dulles Intl

Mon 8/24

10:15 pm-11:59 pm

Nonstop1h 44m

$206

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Tue 8/4

9:32 am-2:23 pm

1 stop4h 51m

Washington, D.C. Reagan-National

Mon 8/10

5:55 pm-9:53 pm

1 stop3h 58m

$211

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Mon 8/10

5:44 pm-11:19 pm

1 stop5h 35m

Washington, D.C. Dulles Intl

Tue 8/18

5:45 pm-9:59 pm

1 stop4h 14m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from New Hampshire to Washington, D.C.

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

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

Currently, June is the cheapest month in which you can book a flight from New Hampshire to Washington, D.C. (average of $91). Flying from New Hampshire to Washington, D.C. in April is currently the most expensive (average of $189). 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 NH to WAS?

Find hourly flight availability from New Hampshire to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 27, 2026.

When flying from New Hampshire to Washington, D.C., the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 15% versus a flight in the afternoon.

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

Explore weekly flight availability from New Hampshire to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 27, 2026.

The most flights from USNH to WAS are scheduled on a Thursday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

How much does it cost to fly round-trip from New Hampshire to Washington, D.C.?

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

The price you pay for your flight from New Hampshire to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Use this chart to determine the cheapest time to fly round-trip from New Hampshire to Washington, D.C.. Price data was last updated on June 20, 2026.

Travelers seeking maximum savings on their New Hampshire to Washington, D.C. flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from New Hampshire to Washington, D.C.?

    Departing from New Hampshire to Washington, D.C. will take you 1h 35m. Airlines will cover a distance of 376 mi. Generally, flights for this route are nonstop.

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

    Most travelers choose Boston Logan Intl - Baltimore/Washington, Boston Logan Intl - Washington, D.C. Reagan-National or Boston Logan Intl - Washington, D.C. Dulles Intl when deciding on the best route from New Hampshire to Washington, D.C..

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

    While on average a flight from New Hampshire to Washington, D.C. is generally $370, our data shows the cheapest flight currently is $150. When looking at the most popular route, (Boston Logan Intl - Baltimore/Washington), you can expect to pay $117 for that flight.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Hampshire to Washington, D.C..

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

    Yes. Cheapflights offers flight deals from New Hampshire to Washington, D.C. 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 New Hampshire to Washington, D.C.?

    Currently, June is the cheapest month in which you can book a flight from New Hampshire to Washington, D.C. (average of $91). Flying from New Hampshire to Washington, D.C. in April is currently the most expensive (average of $189). 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

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Falls Church
Laurel
Fredericksburg
Hanover
Manassas
Waldorf
Silver Spring
Largo
Clinton
Hunt Valley

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Dallas/Fort Worth to Reagan-National flights
Los Angeles to Reagan-National flights
Los Angeles to Dulles Intl flights
Atlanta to Dulles Intl flights
San Francisco to Reagan-National flights
San Francisco to Dulles Intl flights
Denver to Dulles Intl flights
Boston to Reagan-National flights
O'Hare Intl to Reagan-National flights
Boston to Dulles Intl flights
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Seattle to Dulles Intl flights
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Hobby to Dulles Intl flights
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Sky Harbor Intl to Dulles Intl flights
Orlando to Reagan-National flights
Tampa to Reagan-National flights
Minneapolis to Reagan-National flights
George Bush Intcntl to Dulles Intl flights
Minneapolis to Dulles Intl flights
Fort Lauderdale to Reagan-National flights
Ontario to Reagan-National flights
Miami to Reagan-National flights
Austin to Dulles Intl flights
John F Kennedy Intl to Dulles Intl flights
Denver to Reagan-National flights
George Bush Intcntl to Reagan-National flights
Charlotte to Dulles Intl flights
Austin to Reagan-National flights
San Diego to Dulles Intl flights
Newark to Dulles Intl flights
Midway to Dulles Intl flights
Portland to Dulles Intl flights
Detroit to Dulles Intl flights
San Jose to Dulles Intl flights
John F Kennedy Intl to Reagan-National flights
LaGuardia to Reagan-National flights
Sky Harbor Intl to Reagan-National flights
LaGuardia to Dulles Intl flights
Nashville to Reagan-National flights
Newark to Reagan-National flights
St. Louis to Dulles Intl flights

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

Discover the top 3 airlines that operate flights from New Hampshire to Washington, D.C.. 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 June 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$296FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$189Average$339FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$194Average$326FlexibilityNo cancel feeOn-time63%

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