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Dulles Intl

$127+ Cheap flights from New Hampshire to Dulles Intl (IAD)

MHT — IAD
Nov 10 — Nov 171
Tue 11/10
Tue 11/17
1 adult, Economy
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Cheap flight deals from New Hampshire to Dulles Intl

Cheapest flights from New Hampshire to Dulles Intl

Wed 12/22:38 pm -
Nonstop1h 57m
Tue 12/1512:22 pm -
Nonstop1h 41m
Deal found 10/9$261
Thu 12/32:38 pm -
Nonstop1h 57m
Sat 12/512:22 pm -
Nonstop1h 41m
Deal found 10/6$263
Wed 11/115:03 pm -
1 stop5h 56m
Wed 11/1810:44 am -
1 stop5h 28m
Deal found 10/9$265
Tue 11/249:25 am -
Nonstop2h 03m
Thu 11/2612:25 pm -
Nonstop1h 38m
Deal found 10/8$267
Fri 11/132:38 pm -
Nonstop1h 57m
Sun 11/1510:18 pm -
Nonstop1h 41m
Deal found 10/8$281
Thu 10/297:15 pm -
1 stop4h 43m
Sat 10/311:23 pm -
1 stop5h 22m
Deal found 10/7$283
Tue 12/12:38 pm -
Nonstop1h 57m
Sat 12/1212:22 pm -
Nonstop1h 41m
Deal found 10/9$285
Wed 11/49:25 am -
Nonstop2h 03m
Sat 11/710:18 pm -
Nonstop1h 41m
Deal found 10/6$288
Thu 11/52:38 pm -
Nonstop1h 57m
Thu 11/1210:18 pm -
Nonstop1h 41m
Deal found 10/6$289
Fri 12/42:12 pm -
1 stop7h 53m
Sun 12/66:00 am -
1 stop7h 42m
Deal found 10/9$292
Thu 11/52:38 pm -
Nonstop1h 57m
Sun 11/810:18 pm -
Nonstop1h 41m
Deal found 10/7$294
Tue 11/102:38 pm -
Nonstop1h 57m
Mon 11/1610:18 pm -
Nonstop1h 41m
Deal found 10/7$295

Find flight deals from New Hampshire to Dulles Intl

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$261
(United Airlines)

One-way from

$127
(Kiwi.com)

Popular in

June

Cheapest in

December

Average price

$282

Good round-trip deal

$356 or less

Good one-way deal

$250 or less
Provider with most accurate pricing for Boston Logan Intl-Washington, D.C. (WAS) flight deals.
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From New Hampshire to Washington, D.C. Dulles Intl
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One-way flight from New Hampshire to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 10% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Price to beat on a round-trip flight from New Hampshire to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from New Hampshire to Washington, D.C. Dulles Intl.
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ManchesterWashington, D.C.

MHT Manchester - IAD Washington, D.C. Dulles Intl

MHTIAD

Manchester

Wed 12/9

2:38 pm-4:35 pm

Nonstop1h 57m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

ManchesterWashington, D.C.

MHT Manchester - IAD Washington, D.C. Dulles Intl

MHTIAD

Manchester

Tue 12/8

2:38 pm-4:35 pm

Nonstop1h 57m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

ManchesterWashington, D.C.

MHT Manchester - IAD Washington, D.C. Dulles Intl

MHTIAD

Manchester

Fri 12/11

2:38 pm-4:35 pm

Nonstop1h 57m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

ManchesterWashington, D.C.

MHT Manchester - IAD Washington, D.C. Dulles Intl

MHTIAD

Manchester

Wed 11/4

9:25 am-11:28 am

Nonstop2h 03m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

ManchesterWashington, D.C.

MHT Manchester - IAD Washington, D.C. Dulles Intl

MHTIAD

Manchester

Tue 11/10

9:25 am-11:28 am

Nonstop2h 03m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

ManchesterWashington, D.C.

MHT Manchester - IAD Washington, D.C. Dulles Intl

MHTIAD

Manchester

Sun 11/8

9:25 am-11:28 am

Nonstop2h 03m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

ManchesterWashington, D.C.

MHT Manchester - IAD Washington, D.C. Dulles Intl

MHTIAD

Manchester

Sun 1/10

2:36 pm-4:35 pm

Nonstop1h 59m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

ManchesterWashington, D.C.

MHT Manchester - IAD Washington, D.C. Dulles Intl

MHTIAD

Manchester

Sun 11/1

2:38 pm-4:35 pm

Nonstop1h 57m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$233
Quickest round-trip

ManchesterWashington, D.C.

MHT Manchester - IAD Washington, D.C. Dulles Intl

MHTIAD

Manchester

Wed 10/21

2:50 pm-4:35 pm

Nonstop1h 45m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$234

ManchesterWashington, D.C.

MHT Manchester - IAD Washington, D.C. Dulles Intl

MHTIAD

Manchester

Fri 10/23

2:50 pm-4:35 pm

Nonstop1h 45m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from New Hampshire to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from New Hampshire with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

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

Currently, January is the cheapest month in which you can book a flight from New Hampshire to Washington, D.C. Dulles Intl Airport (average of $249). Flying from New Hampshire to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of $359). 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 IAD?

It’s optimal to fly from New Hampshire to Washington, D.C. Dulles Intl Airport in the evening. By choosing this option you can save up to 42% on the cost of your flight, compared to a flight in the afternoon.

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

The most flights from USNH to IAD are scheduled on a Monday (3 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

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

Airfare is below average for this route at the moment.
New Hampshire to Washington, D.C. Dulles Intl Airport flights typically cost between $280 and $429 in December.
The cheapest round-trip price found within the last 5 days was $261 on United Airlines (Dec 2-Dec 15).

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

Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from New Hampshire to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

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

Related info for your journey

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

    United Airlines can get you from New Hampshire to Washington, D.C. Dulles Intl Airport in just under 1h 57m. Your travel time will be generally consistent. The distance between New Hampshire and Washington, D.C. Dulles Intl Airport is about 417 mi. All flights are typically nonstop.

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

    While some choose either Portland - Washington, D.C. Dulles Intl or Manchester - Washington, D.C. Dulles Intl, Boston Logan Intl - Washington, D.C. Dulles Intl is the most popular route from New Hampshire to Washington, D.C. Dulles Intl Airport.

  • What are the most reliable airlines from New Hampshire to Washington, D.C. Dulles Intl Airport?

    No one likes to see their flight delayed. When booking a flight from New Hampshire to Washington, D.C. Dulles Intl Airport consider choosing CommutAir (82%), United Airlines (71%) or GoJet (56%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay $1,268 for a flight from New Hampshire to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $181 while the most popular route, (Boston Logan Intl - Washington, D.C. Dulles Intl) is currently priced at $117.

  • Can I find deals for flights from New Hampshire to Dulles Intl that include hotel bookings?

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

  • How can I find direct flights from New Hampshire to Dulles Intl?

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

  • Can I find deals for business class flights from New Hampshire to Dulles Intl?

    Yes. Cheapflights offers flight deals from New Hampshire to Dulles Intl 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. Dulles Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from New Hampshire to Washington, D.C. Dulles Intl Airport (average of $249). Flying from New Hampshire to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of $359). 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. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Chantilly
Arlington
Woodbridge
Owings Mills
Lanham
Sterling
Tysons
Herndon
Reston
Hyattsville
Rockville
Springfield
Fredericksburg
Falls Church
Oxon Hill
Laurel
Towson
Clinton
Hunt Valley

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for New Hampshire to Dulles Intl

Dallas/Fort Worth to Dulles Intl flights
Boston to Reagan-National flights
Boston to Baltimore flights
Dallas/Fort Worth to Baltimore flights
Los Angeles to Baltimore flights
O'Hare Intl to Baltimore flights
Atlanta to Dulles Intl flights
Los Angeles to Reagan-National flights
Dallas/Fort Worth to Reagan-National flights
Los Angeles to Dulles Intl flights
O'Hare Intl to Reagan-National flights
Boston to Dulles Intl flights
Hobby to Baltimore flights
O'Hare Intl to Dulles Intl flights
Orlando to Dulles Intl flights
Atlanta to Baltimore flights
San Francisco to Dulles Intl flights
Seattle to Dulles Intl flights
Newark to Dulles Intl flights
Seattle to Reagan-National flights
John F Kennedy Intl to Reagan-National flights
Tampa to Dulles Intl flights
LaGuardia to Dulles Intl flights
Orlando to Reagan-National flights
San Francisco to Reagan-National flights
Fort Lauderdale to Baltimore flights
Orlando to Baltimore flights
Denver to Dulles Intl flights
Fort Lauderdale to Dulles Intl flights
John F Kennedy Intl to Dulles Intl flights
Seattle to Baltimore flights
LaGuardia to Reagan-National flights
San Francisco to Baltimore flights
Minneapolis to Dulles Intl flights
Tampa to Baltimore flights
George Bush Intcntl to Baltimore flights
Hobby to Reagan-National flights
Miami to Reagan-National flights
Denver to Baltimore flights
Minneapolis to Baltimore flights
Atlanta to Reagan-National flights
Detroit to Baltimore flights
San Diego to Dulles Intl flights
Austin to Dulles Intl flights
Tampa to Reagan-National flights
Fort Lauderdale to Reagan-National flights
Miami to Dulles Intl flights
Hobby to Dulles Intl flights
Detroit to Reagan-National flights
Midway to Dulles Intl flights

Top airline flying from New Hampshire to Dulles Intl

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$328FlexibilityNo cancel feeOn-time69%

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