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 cheapest flights from Washington, D.C. Dulles Intl Airport to New Hampshire?

Looking at all options, your cheapest flight can be booked for $90. While the most popular route (Washington, D.C. Dulles Intl - Boston Logan Intl) can be booked for $117 on average, our data indicates $343 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.

$70+ Cheap Flights from Washington, D.C. Dulles Intl Airport to New Hampshire

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Cheap flight deals from Dulles Intl to New Hampshire

Cheapest

Best

Last-minute

One-way

Cheapest flights from Dulles Intl to New Hampshire
Explore the most affordable flight options available from Dulles Intl to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.

Sat 9/1911:12 am -

1 stop23h 46m

Tue 9/2212:52 pm -

1 stop11h 18m

Deal found 8/25

$132

Wed 9/1611:12 am -

1 stop23h 10m

Wed 9/2312:54 pm -

1 stop11h 16m

Deal found 8/26

$133

Thu 11/1210:19 pm -

Nonstop1h 40m

Wed 11/185:30 am -

Nonstop1h 40m

Deal found 8/25

$134

Sat 9/1210:15 pm -

Nonstop1h 44m

Sun 9/135:45 am -

Nonstop1h 35m

Deal found 8/21

$136

Wed 9/168:35 am -

Nonstop1h 43m

Wed 9/162:28 pm -

Nonstop1h 41m

Deal found 8/22

$139

Sun 10/1110:15 pm -

Nonstop1h 44m

Thu 10/155:45 am -

Nonstop1h 35m

Deal found 8/21

$143

Sat 9/198:35 am -

1 stop5h 47m

Sat 9/265:45 am -

Nonstop1h 35m

Deal found 8/25

$144

Sat 9/2610:15 pm -

Nonstop1h 44m

Wed 9/309:30 am -

Nonstop1h 41m

Deal found 8/25

$145

Sat 9/1910:15 pm -

Nonstop1h 44m

Mon 9/215:45 am -

Nonstop1h 35m

Deal found 8/25

$150

Fri 11/610:19 pm -

Nonstop1h 40m

Mon 11/95:30 am -

Nonstop1h 40m

Deal found 8/26

$151

Thu 10/16:14 am -

2 stops10h 35m

Sun 10/45:16 pm -

2 stops15h 28m

Deal found 8/24

$239

Tue 9/2212:26 pm -

Nonstop1h 42m

Tue 9/292:50 pm -

Nonstop1h 45m

Deal found 8/25

$240

Best flights from Dulles Intl to New Hampshire
Discover carefully curated flight deals from Dulles Intl to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.

Tue 10/610:15 pm -

Nonstop1h 44m

Fri 10/165:45 am -

Nonstop1h 35m

Deal found 8/22

$134

Thu 10/16:14 am -

2 stops10h 35m

Sun 10/45:16 pm -

2 stops15h 28m

Deal found 8/24

$239

Wed 10/286:32 pm -

1 stop5h 38m

Mon 11/24:47 pm -

1 stop6h 29m

Deal found 8/23

$277

Sat 10/1010:15 pm -

Nonstop1h 44m

Tue 10/136:00 am -

1 stop5h 25m

Deal found 8/21

$144

Sun 9/138:35 am -

Nonstop1h 43m

Tue 9/157:00 pm -

1 stop3h 59m

Deal found 8/21

$144

Tue 9/2210:15 pm -

Nonstop1h 44m

Tue 9/297:00 pm -

1 stop3h 59m

Deal found 8/24

$144

Sat 10/1010:15 pm -

Nonstop1h 44m

Sat 10/175:45 am -

Nonstop1h 35m

Deal found 8/23

$160

Wed 10/288:37 am -

1 stop3h 49m

Sat 10/315:57 pm -

1 stop4h 28m

Deal found 8/21

$171

Sat 9/197:57 am -

2 stops32h 52m

Mon 9/285:16 pm -

2 stops24h 15m

Deal found 8/24

$251

Mon 9/216:15 pm -

2 stops22h 34m

Tue 9/295:16 pm -

2 stops29h 35m

Deal found 8/24

$251

Sat 10/36:26 pm -

1 stop5h 30m

Tue 10/66:28 am -

2 stops10h 00m

Deal found 8/24

$282

Fri 9/2510:40 pm -

2 stops16h 33m

Mon 9/2811:00 am -

1 stop24h 11m

Deal found 8/22

$564

Mon 9/2110:15 pm -

Nonstop1h 44m

Thu 9/245:45 am -

Nonstop1h 35m

Deal found 8/25

$187

Wed 10/2110:15 pm -

Nonstop1h 44m

Tue 10/275:30 am -

Nonstop1h 40m

Deal found 8/25

$187

Mon 9/216:14 am -

2 stops10h 35m

Sun 9/275:16 pm -

2 stops29h 35m

Deal found 8/24

$289

Fri 11/135:16 pm -

2 stops7h 03m

Sun 11/156:00 am -

1 stop5h 52m

Deal found 8/25

$319

Thu 9/176:14 am -

2 stops34h 35m

Sun 9/275:16 pm -

2 stops29h 35m

Deal found 8/24

$289

Tue 10/1310:15 pm -

Nonstop1h 44m

Thu 10/157:38 am -

1 stop3h 47m

Deal found 8/25

$214

Sun 9/205:01 am -

2 stops11h 48m

Mon 9/285:16 pm -

2 stops25h 43m

Deal found 8/24

$309

Sun 9/67:15 pm -

1 stop5h 44m

Thu 9/106:30 am -

2 stops10h 00m

Deal found 8/21

$389

Sun 9/138:35 am -

1 stop4h 15m

Thu 9/175:45 am -

Nonstop1h 35m

Deal found 8/24

$232

Mon 9/146:26 pm -

1 stop5h 30m

Sat 9/196:30 am -

2 stops10h 00m

Deal found 8/22

$433

Wed 10/2112:30 pm -

Nonstop1h 45m

Tue 10/272:38 pm -

Nonstop1h 57m

Deal found 8/25

$263

Fri 9/257:57 am -

2 stops8h 52m

Mon 9/285:16 pm -

2 stops16h 39m

Deal found 8/23

$393

Mon 9/2110:17 pm -

Nonstop1h 42m

Tue 9/222:46 pm -

Nonstop1h 49m

Deal found 8/25

$278

Thu 9/246:45 am -

2 stops6h 51m

Thu 9/243:45 pm -

1 stop15h 35m

Deal found 8/24

$761

Sun 10/45:01 am -

2 stops11h 48m

Thu 10/85:16 pm -

2 stops15h 28m

Deal found 8/26

$434

Tue 12/1512:22 pm -

Nonstop1h 41m

Wed 12/302:35 pm -

Nonstop2h 00m

Deal found 8/25

$278

Fri 10/210:25 am -

2 stops6h 24m

Sun 10/45:16 pm -

2 stops15h 28m

Deal found 8/24

$434

Mon 10/1910:16 pm -

Nonstop1h 40m

Wed 10/212:50 pm -

Nonstop1h 45m

Deal found 8/25

$281

Last-minute flights from Dulles Intl to New Hampshire
Discover last-minute flight deals from Dulles Intl to New Hampshire. Data last updated August 26, 2026 and is based on user searches.

Sat 9/1210:15 pm -

Nonstop1h 44m

Sun 9/135:45 am -

Nonstop1h 35m

Deal found 8/21

$136

Wed 9/1611:12 am -

1 stop23h 10m

Wed 9/2312:54 pm -

1 stop11h 16m

Deal found 8/25

$133

Wed 9/1610:15 pm -

Nonstop1h 44m

Fri 9/185:45 am -

Nonstop1h 35m

Deal found 8/25

$134

Wed 9/168:35 am -

Nonstop1h 43m

Wed 9/162:28 pm -

Nonstop1h 41m

Deal found 8/22

$139

Thu 9/176:14 am -

2 stops34h 35m

Tue 9/295:16 pm -

2 stops25h 43m

Deal found 8/24

$251

Sat 9/1911:12 am -

1 stop23h 46m

Tue 9/2212:52 pm -

1 stop11h 18m

Deal found 8/25

$132

Sat 9/198:35 am -

1 stop5h 47m

Sat 9/265:45 am -

Nonstop1h 35m

Deal found 8/25

$144

Sat 9/1910:15 pm -

Nonstop1h 44m

Mon 9/215:45 am -

Nonstop1h 35m

Deal found 8/25

$150

Mon 9/2110:15 pm -

Nonstop1h 44m

Fri 9/255:45 am -

Nonstop1h 35m

Deal found 8/21

$153

Tue 9/2212:26 pm -

Nonstop1h 42m

Tue 9/292:50 pm -

Nonstop1h 45m

Deal found 8/25

$240

Sat 9/2610:15 pm -

Nonstop1h 44m

Wed 9/309:30 am -

Nonstop1h 41m

Deal found 8/25

$145

Sat 9/2610:15 pm -

Nonstop1h 44m

Mon 10/57:00 pm -

1 stop3h 59m

Deal found 8/24

$155

One-way flights from Dulles Intl to New Hampshire
Search for one-way flight options from Dulles Intl to New Hampshire. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.

Sat 9/2610:15 pm -

Nonstop1h 44m

Deal found 8/26

$70

Mon 10/2610:19 pm -

Nonstop1h 40m

Deal found 8/24

$73

Sun 10/1110:15 pm -

Nonstop1h 44m

Deal found 8/21

$75

Sun 9/2010:15 pm -

Nonstop1h 44m

Deal found 8/22

$76

Fri 9/1111:12 am -

1 stop23h 39m

Deal found 8/21

$81

Sat 10/39:33 am -

1 stop25h 25m

Deal found 8/22

$82

Sun 10/1811:12 am -

1 stop23h 50m

Deal found 8/26

$83

Tue 10/206:05 am -

2 stops8h 53m

Deal found 8/24

$84

Sat 10/1011:12 am -

1 stop23h 50m

Deal found 8/22

$85

Tue 9/228:35 am -

1 stop5h 47m

Deal found 8/26

$86

Sun 11/158:40 am -

Nonstop1h 39m

Deal found 8/21

$89

Fri 10/3010:19 pm -

Nonstop1h 40m

Deal found 8/25

$92

Find flight deals from Dulles Intl to New Hampshire

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$132 (CheapOair)
One-way from	$70 (United Airlines)
Popular in	June
Cheapest in	December
Average price	$272
Good round-trip deal	$314 or less
Good one-way deal	$125 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

Search Deals

One-way flight from Washington, D.C. Dulles Intl to New Hampshire

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($51 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to New Hampshire.

Search Deals

Price to beat on a one-way flight from Washington, D.C. Dulles Intl to New Hampshire.

Search Deals

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

Quickest round-trip

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Tue 10/6

10:15 pm-11:59 pm

Nonstop1h 44m

Boston Logan Intl

Fri 10/16

5:45 am-7:20 am

Nonstop1h 35m

$134

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Sat 10/10

10:15 pm-11:59 pm

Nonstop1h 44m

Boston Logan Intl

Tue 10/13

6:00 am-11:25 am

1 stop5h 25m

$144

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Sun 9/13

8:35 am-10:18 am

Nonstop1h 43m

Boston Logan Intl

Tue 9/15

7:00 pm-10:59 pm

1 stop3h 59m

$144

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Tue 9/22

10:15 pm-11:59 pm

Nonstop1h 44m

Boston Logan Intl

Tue 9/29

7:00 pm-10:59 pm

1 stop3h 59m

$144

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Sat 10/10

10:15 pm-11:59 pm

Nonstop1h 44m

Boston Logan Intl

Sat 10/17

5:45 am-7:20 am

Nonstop1h 35m

$160

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Wed 10/28

8:37 am-12:26 pm

1 stop3h 49m

Boston Logan Intl

Sat 10/31

5:57 pm-10:25 pm

1 stop4h 28m

$171

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Mon 9/21

10:15 pm-11:59 pm

Nonstop1h 44m

Boston Logan Intl

Thu 9/24

5:45 am-7:20 am

Nonstop1h 35m

$187

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Wed 10/21

10:15 pm-11:59 pm

Nonstop1h 44m

Boston Logan Intl

Tue 10/27

5:30 am-7:10 am

Nonstop1h 40m

$187

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Tue 10/13

10:15 pm-11:59 pm

Nonstop1h 44m

Boston Logan Intl

Thu 10/15

7:38 am-11:25 am

1 stop3h 47m

$214

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Sun 9/13

8:35 am-12:50 pm

1 stop4h 15m

Boston Logan Intl

Thu 9/17

5:45 am-7:20 am

Nonstop1h 35m

$232

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/24

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

IAD-ORH

IAD-BOS

IAD-PWM

IAD-LEB

IAD-MHT

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. Dulles Intl Airport to New Hampshire

IAD-USNH

IAD-ORH

IAD-BOS

IAD-PWM

IAD-LEB

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

Currently, December is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to New Hampshire (average of $254). 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 evening. By choosing this option you can save up to 28% 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 (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 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 $346 and $424 in September.
The cheapest round-trip price found within the last 5 days was $240 on United Airlines (Sep 22-Sep 29).

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 37 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 Thursday afternoons when fares are most often at their lowest. Wednesday evenings 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

10,123 reviews

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

10,123 reviews

United Airlines

7.4

Good

10,123 reviews

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, American Airlines, and Delta fly from Washington, D.C. Dulles Intl Airport to New Hampshire in about 1h 44m. The time it takes to get you to your destination can typically vary by up to 8h 51m. The distance between Washington, D.C. Dulles Intl Airport and New Hampshire is about 411 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
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 cheapest flights from Washington, D.C. Dulles Intl Airport to New Hampshire?
Looking at all options, your cheapest flight can be booked for $90. While the most popular route (Washington, D.C. Dulles Intl - Boston Logan Intl) can be booked for $117 on average, our data indicates $343 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, December is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to New Hampshire (average of $254). 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.

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Dulles Intl to Orlando flights

Baltimore to O'Hare Intl flights

Reagan-National to Boston flights

Dulles Intl to Las Vegas flights

Baltimore to Hobby flights

Baltimore to Orlando flights

Dulles Intl to Seattle flights

Reagan-National to O'Hare Intl flights

Reagan-National to Miami flights

Baltimore to Los Angeles flights

Reagan-National to Los Angeles flights

Dulles Intl to Atlanta flights

Baltimore to Boston flights

Baltimore to Miami flights

Reagan-National to Las Vegas flights

Reagan-National to Orlando flights

Dulles Intl to Boston flights

Baltimore to Las Vegas flights

Dulles Intl to O'Hare Intl flights

Reagan-National to Seattle flights

Reagan-National to Atlanta flights

Dulles Intl to San Francisco flights

Dulles Intl to Los Angeles flights

Reagan-National to Hobby flights

Baltimore to Fort Lauderdale flights

Baltimore to San Francisco flights

Dulles Intl to Miami flights

Dulles Intl to Hobby flights

Dulles Intl to Denver flights

Dulles Intl to Sky Harbor Intl flights

Baltimore to Denver flights

Baltimore to George Bush Intcntl flights

Reagan-National to San Francisco flights

Baltimore to Seattle flights

Dulles Intl to Tampa flights

Dulles Intl to New Orleans flights

Baltimore to Atlanta flights

Reagan-National to Nashville flights

Dulles Intl to Midway flights

Dulles Intl to San Diego flights

Reagan-National to George Bush Intcntl flights

Dulles Intl to George Bush Intcntl flights

Dulles Intl to Fort Lauderdale flights

Dulles Intl to Austin flights

Baltimore to Tampa flights

Baltimore to New Orleans flights

Dulles Intl to Nashville flights

Top airline flying from Dulles Intl to New Hampshire

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$189	Average$351	FlexibilityNo cancel fee	On-time69%

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$70+ Cheap flights from Dulles Intl (IAD) 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Dulles Intl to New Hampshire

Cheapest flights from Dulles Intl to New HampshireExplore the most affordable flight options available from Dulles Intl to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.

Explore the most affordable flight options available from Dulles Intl to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.

Best flights from Dulles Intl to New HampshireDiscover carefully curated flight deals from Dulles Intl to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.

Discover carefully curated flight deals from Dulles Intl to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.

Last-minute flights from Dulles Intl to New HampshireDiscover last-minute flight deals from Dulles Intl to New Hampshire. Data last updated August 26, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to New Hampshire. Data last updated August 26, 2026 and is based on user searches.

One-way flights from Dulles Intl to New HampshireSearch for one-way flight options from Dulles Intl to New Hampshire. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.

Search for one-way flight options from Dulles Intl to New Hampshire. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.

Find flight deals from Dulles Intl to New Hampshire

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

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

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.

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

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

Find hourly flight availability from Dulles Intl 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 August 26, 2026.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to New Hampshire in the evening. By choosing this option you can save up to 28% 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 (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 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 $346 and $424 in September.The cheapest round-trip price found within the last 5 days was $240 on United Airlines (Sep 22-Sep 29).

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

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to New Hampshire. Price data was last updated on August 22, 2026.

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.

Related info for your journey

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

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

What are the cheapest flights 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?

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

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

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

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Alternative routes for Dulles Intl to New Hampshire

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Complete your trip

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Dulles Intl and New Hampshire flights

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Cheapest flights from Dulles Intl to New Hampshire
Explore the most affordable flight options available from Dulles Intl to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.

Best flights from Dulles Intl to New Hampshire
Discover carefully curated flight deals from Dulles Intl to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.

Last-minute flights from Dulles Intl to New Hampshire
Discover last-minute flight deals from Dulles Intl to New Hampshire. Data last updated August 26, 2026 and is based on user searches.

One-way flights from Dulles Intl to New Hampshire
Search for one-way flight options from Dulles Intl to New Hampshire. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.

Washington, D.C. Dulles Intl Airport to New Hampshire flights typically cost between $346 and $424 in September.
The cheapest round-trip price found within the last 5 days was $240 on United Airlines (Sep 22-Sep 29).