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New Hampshire

$158+ Cheap flights from Dulles Intl (IAD) to New Hampshire

IAD — MHT
Nov 8 — Nov 151
Sun 11/8
Sun 11/15
1 adult, Economy
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Cheap flight deals from Dulles Intl to New Hampshire

Cheapest flights from Dulles Intl to New Hampshire

Thu 10/2910:18 pm -
Nonstop1h 41m
Sat 10/319:25 am -
Nonstop2h 03m
Deal found 10/6$263
Sat 10/245:18 pm -
Nonstop1h 43m
Tue 10/279:25 am -
Nonstop2h 03m
Deal found 10/5$267
Sat 10/316:15 am -
1 stop7h 28m
Mon 11/26:20 pm -
1 stop4h 39m
Deal found 10/8$283
Sat 10/3110:18 pm -
Nonstop1h 41m
Mon 11/29:25 am -
Nonstop2h 03m
Deal found 10/8$288
Tue 11/312:25 pm -
Nonstop1h 38m
Thu 11/122:38 pm -
Nonstop1h 57m
Deal found 10/6$295
Fri 10/3010:18 pm -
Nonstop1h 41m
Sun 11/89:25 am -
Nonstop2h 03m
Deal found 10/7$296
Tue 10/2712:25 pm -
Nonstop1h 38m
Thu 11/52:38 pm -
Nonstop1h 57m
Deal found 10/4$299
Thu 10/2210:16 pm -
Nonstop1h 40m
Thu 11/199:25 am -
Nonstop2h 03m
Deal found 10/5$314
Sat 12/511:48 am -
1 stop5h 56m
Mon 12/74:03 pm -
1 stop5h 09m
Deal found 10/8$316
Tue 10/276:15 am -
1 stop4h 54m
Thu 11/57:12 pm -
1 stop4h 42m
Deal found 10/4$319
Fri 11/610:18 pm -
Nonstop1h 41m
Tue 11/102:38 pm -
Nonstop1h 57m
Deal found 10/6$324
Wed 10/2810:18 pm -
Nonstop1h 41m
Sat 10/319:25 am -
Nonstop2h 03m
Deal found 10/8$325

Find flight deals from Dulles Intl to New Hampshire

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$263
(United Airlines)

One-way from

$158
(Kiwi.com)

Popular in

September

Cheapest in

December

Average price

$291

Good round-trip deal

$373 or less

Good one-way deal

$205 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. Dulles Intl to New Hampshire
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One-way flight from Washington, D.C. Dulles Intl to New Hampshire
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Highest demand for flights based on searches. 7% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 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 Washington, D.C. Dulles Intl to New Hampshire.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to New Hampshire.
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Manchester

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

IADMHT

Washington, D.C. Dulles Intl

Thu 12/24

12:15 pm-2:00 pm

Nonstop1h 45m

Manchester

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

Washington, D.C.Manchester

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

IADMHT

Washington, D.C. Dulles Intl

Sun 11/15

10:18 pm-11:59 pm

Nonstop1h 41m

Manchester

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206
Quickest round-trip

Washington, D.C.Manchester

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

IADMHT

Washington, D.C. Dulles Intl

Mon 11/23

12:25 pm-2:03 pm

Nonstop1h 38m

Manchester

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

Washington, D.C.Manchester

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

IADMHT

Washington, D.C. Dulles Intl

Fri 11/20

10:18 pm-11:59 pm

Nonstop1h 41m

Manchester

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

Washington, D.C.Manchester

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

IADMHT

Washington, D.C. Dulles Intl

Mon 11/16

10:18 pm-11:59 pm

Nonstop1h 41m

Manchester

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

Washington, D.C.Manchester

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

IADMHT

Washington, D.C. Dulles Intl

Wed 11/25

10:18 pm-11:59 pm

Nonstop1h 41m

Manchester

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$206

Washington, D.C.Manchester

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

IADMHT

Washington, D.C. Dulles Intl

Sun 10/18

5:18 pm-7:01 pm

Nonstop1h 43m

Manchester

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$234

Washington, D.C.Manchester

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

IADMHT

Washington, D.C. Dulles Intl

Sat 10/24

5:18 pm-7:01 pm

Nonstop1h 43m

Manchester

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$238

Washington, D.C.Manchester

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

IADMHT

Washington, D.C. Dulles Intl

Mon 10/19

5:18 pm-7:01 pm

Nonstop1h 43m

Manchester

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$238

Washington, D.C.Manchester

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

IADMHT

Washington, D.C. Dulles Intl

Tue 12/1

12:22 pm-2:03 pm

Nonstop1h 41m

Manchester

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/7

Showing 1-10 of 26 resultsSorted by cheapest first
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Best time to book a flight from Dulles Intl to New Hampshire

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

Cheapflights Insights

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

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to New Hampshire (average of $264). Flying from Washington, D.C. Dulles Intl Airport to New Hampshire in August is currently the most expensive (average of $439). 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 IAD to NH?

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to New Hampshire in the morning. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight at noon.

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

The most flights from IAD to USNH are scheduled on a Monday (2 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 Washington, D.C. Dulles Intl Airport to New Hampshire?

Airfare is below average for this route at the moment.
Washington, D.C. Dulles Intl Airport to New Hampshire flights typically cost between $370 and $409 in October.
The cheapest round-trip price found within the last 5 days was $263 on United Airlines (Oct 29-Oct 31).

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

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to New Hampshire, you should look to book at least 40 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

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

Reviews of airlines servicing New Hampshire

Get a feel of what it's like to fly with United Airlines from Washington, D.C. Dulles Intl Airport to New Hampshire by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,316 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
10,316 reviews
United Airlines
7.4
Good
10,316 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

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

    Airlines like United Airlines fly from Washington, D.C. Dulles Intl Airport to New Hampshire in about 1h 41m. The time it takes to get you to your destination is usually consistent. The distance between Washington, D.C. Dulles Intl Airport and New Hampshire is about 417 mi. Most flights are nonstop.

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

    The most popular route from Washington, D.C. Dulles Intl Airport to New Hampshire is Washington, D.C. Dulles Intl - Boston Logan Intl. You may also consider Washington, D.C. Dulles Intl - Portland or Washington, D.C. Dulles Intl - Manchester.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to New Hampshire on time: CommutAir (73%), United Airlines (67%), GoJet (61%).

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

    Looking at all options, your cheapest flight can be booked for $188. While the most popular route (Washington, D.C. Dulles Intl - Boston Logan Intl) can be booked for $171 on average, our data indicates $354 when flying from Washington, D.C. Dulles Intl Airport to New Hampshire.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to New Hampshire (average of $264). Flying from Washington, D.C. Dulles Intl Airport to New Hampshire in August is currently the most expensive (average of $439). 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 Dulles Intl to New Hampshire

Dulles Intl to Dallas/Fort Worth flights
Dulles Intl to Orlando flights
Baltimore to Dallas/Fort Worth flights
Reagan-National to Orlando flights
Reagan-National to Miami flights
Baltimore to Orlando flights
Dulles Intl to Miami flights
Baltimore to Fort Lauderdale flights
Reagan-National to Los Angeles flights
Dulles Intl to Los Angeles flights
Dulles Intl to Las Vegas flights
Baltimore to Hobby flights
Reagan-National to Dallas/Fort Worth flights
Reagan-National to Boston flights
Baltimore to Boston flights
Dulles Intl to O'Hare Intl flights
Dulles Intl to Atlanta flights
Baltimore to Miami flights
Baltimore to Los Angeles flights
Reagan-National to O'Hare Intl flights
Baltimore to Atlanta flights
Dulles Intl to Boston flights
Dulles Intl to Fort Lauderdale flights
Baltimore to O'Hare Intl flights
Reagan-National to Fort Lauderdale flights
Baltimore to Las Vegas flights
Dulles Intl to Hobby flights
Dulles Intl to Denver flights
Reagan-National to Las Vegas flights
Reagan-National to Hobby flights
Reagan-National to Atlanta flights
Dulles Intl to Tampa flights
Dulles Intl to San Francisco flights
Baltimore to George Bush Intcntl flights
Dulles Intl to Seattle flights
Baltimore to Tampa flights
Dulles Intl to Sky Harbor Intl flights
Reagan-National to Nashville flights
Baltimore to Denver flights
Baltimore to San Francisco flights
Dulles Intl to New Orleans flights
Reagan-National to San Francisco flights
Dulles Intl to Austin flights
Dulles Intl to George Bush Intcntl flights
Dulles Intl to Nashville flights
Reagan-National to Tampa flights
Dulles Intl to Midway flights
Reagan-National to Denver flights
Dulles Intl to San Diego flights
Reagan-National to George Bush Intcntl flights

Top airline flying from Dulles Intl to New Hampshire

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$370FlexibilityNo cancel feeOn-time69%

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