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New Hampshire

$74+ 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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MHT
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Dulles Intl to New Hampshire

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 October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 11/2410:07 pmIAD - BOS
Nonstop1h 35mUnited Airlines
Tue 12/25:30 amBOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 10/27$132
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:41 pmIAD - BOS
1 stop6h 03mFrontier
Thu 12/411:28 amBOS - IAD
1 stop11h 42mFrontier
Deal found 10/29$134
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:45 amIAD - BOS
1 stop28h 37mFrontier
Sun 12/712:57 pmBOS - IAD
1 stop7h 27mFrontier
Deal found 10/29$136
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/45:10 pmIAD - BOS
Nonstop1h 38mUnited Airlines
Tue 12/99:30 amBOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 10/29$137
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/1810:17 pmIAD - BOS
Nonstop1h 37mUnited Airlines
Sun 1/185:45 amBOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 10/28$140
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 12/1210:06 pmIAD - BOS
Nonstop1h 35mUnited Airlines
Mon 1/122:20 pmBOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 10/29$142
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:06 pmIAD - BOS
1 stop6h 13mFrontier
Wed 12/3111:09 amBOS - IAD
1 stop6h 38mFrontier
Deal found 10/29$144
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 12/510:06 pmIAD - BOS
Nonstop1h 35mUnited Airlines
Sun 12/145:30 amBOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 10/27$147
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:11 pmIAD - BOS
1 stop6h 08mFrontier
Mon 1/510:43 amBOS - IAD
1 stop7h 33mFrontier
Deal found 10/27$148
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:45 amIAD - BOS
1 stop28h 37mFrontier
Thu 12/1111:28 amBOS - IAD
1 stop11h 42mFrontier
Deal found 10/30$149
This Frontier deal was found by Cheapflights users on 10/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:36 pmIAD - BOS
1 stop11h 52mFrontier
Mon 11/179:23 amBOS - IAD
1 stop10h 29mFrontier
Deal found 10/30$150
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Fri 12/125:10 pmIAD - MHT
Nonstop1h 39mUnited Airlines
Sun 1/182:17 pmMHT - IAD
Nonstop2h 01mUnited Airlines
Deal found 10/30$189

Cheap flight deals from Dulles Intl to New Hampshire

Keep the following information in mind while searching for Dulles Intl to New Hampshire flight deals. Data was last updated October 30, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$134
(Kiwi.com)

One-way from

$74
(United Airlines)

Popular in

October

Cheapest in

January

Average price

$261

Good round-trip deal

$192 or less

Good one-way deal

$149 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. 4% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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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

 
Customize your flight search to find flights from Dulles Intl to New Hampshire 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 October 30, 2025.
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

Dulles Intl

Fly to

New Hampshire

Route

Depart

Return

Price

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 12/12

10:06 pm-11:41 pm

Nonstop1h 35m

Boston Logan Intl

Sun 12/14

5:30 am-7:14 am

Nonstop1h 44m

$147

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 1/16

10:12 pm-11:49 pm

Nonstop1h 37m

Boston Logan Intl

Sun 1/18

12:08 pm-4:25 pm

1 stop4h 17m

$147

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Mon 1/5

5:10 pm-6:48 pm

Nonstop1h 38m

Boston Logan Intl

Thu 1/8

7:07 pm-8:53 pm

Nonstop1h 46m

$152

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 12/5

6:00 am-10:58 am

1 stop4h 58m

Boston Logan Intl

Sun 12/7

5:30 am-7:14 am

Nonstop1h 44m

$157

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Thu 12/18

10:17 pm-11:54 pm

Nonstop1h 37m

Boston Logan Intl

Sun 1/18

10:30 am-4:25 pm

1 stop5h 55m

$160

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sat 11/15

8:45 am-12:29 pm

1 stop3h 44m

Boston Logan Intl

Mon 11/17

2:21 pm-4:08 pm

Nonstop1h 47m

$167

Washington, D.C.Worcester

IAD - ORH

IADORH

Washington, D.C. Dulles Intl

Sat 12/13

2:06 pm-3:09 pm

2 stops25h 03m

Worcester

Wed 12/17

3:30 pm-1:35 pm

2 stops22h 05m

$187

Washington, D.C.Manchester

IAD - MHT

IADMHT

Washington, D.C. Dulles Intl

Fri 12/12

5:10 pm-6:49 pm

Nonstop1h 39m

Manchester

Sun 1/18

2:17 pm-4:18 pm

Nonstop2h 01m

$189

Washington, D.C.Worcester

IAD - ORH

IADORH

Washington, D.C. Dulles Intl

Mon 11/17

7:59 am-3:02 pm

2 stops31h 03m

Worcester

Wed 11/19

3:27 pm-1:12 pm

2 stops21h 45m

$197

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Thu 1/8

9:00 am-10:36 am

Nonstop1h 36m

Boston Logan Intl

Sun 1/11

7:07 pm-8:53 pm

Nonstop1h 46m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results
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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
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

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 $136). Flying from Washington, D.C. Dulles Intl Airport to New Hampshire in March is currently the most expensive (average of $402). 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?

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 October 30, 2025.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to New Hampshire in the afternoon. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Hampshire. Reviews last updated October 30, 2025.
Get a feel of what it's like to fly with United Airlines and American 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
8,998 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,035 reviews
United Airlines
7.4
Good
8,998 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to New Hampshire. 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 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 35m. The time it takes to get you to your destination can typically vary by up to 23h 28m. 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 cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to New Hampshire one-way?

    $74 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $139 and $174, respectively.

  • 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 $128. While the most popular route (Washington, D.C. Dulles Intl - Boston Logan Intl) can be booked for $117 on average, our data indicates $230 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 $136). Flying from Washington, D.C. Dulles Intl Airport to New Hampshire in March is currently the most expensive (average of $402). 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

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Dallas/Fort Worth flights
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Baltimore to Fort Lauderdale flights
Dulles Intl to Orlando flights
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Dulles Intl to Los Angeles flights
Reagan-National to Los Angeles flights
Reagan-National to Orlando flights
Baltimore to Orlando flights
Baltimore to Las Vegas flights
Dulles Intl to Fort Lauderdale flights
Baltimore to Los Angeles flights
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Reagan-National to O'Hare Intl flights
Reagan-National to Atlanta flights
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Reagan-National to Las Vegas flights
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Baltimore to Miami flights
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Baltimore to Hobby flights
Reagan-National to San Francisco flights
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Reagan-National to Seattle flights
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Dulles Intl to San Francisco flights
Dulles Intl to Sky Harbor Intl flights
Reagan-National to Boston flights
Dulles Intl to Tampa flights
Baltimore to San Francisco flights
Dulles Intl to Boston flights
Baltimore to Atlanta flights
Reagan-National to Fort Lauderdale flights
Dulles Intl to George Bush Intcntl flights
Baltimore to Midway flights
Baltimore to Sky Harbor Intl flights
Dulles Intl to John F Kennedy Intl flights
Dulles Intl to Denver flights
Reagan-National to Tampa flights
Reagan-National to New Orleans flights
Dulles Intl to Austin flights
Baltimore to Denver flights
Baltimore to New Orleans flights
Reagan-National to Sky Harbor Intl flights
Reagan-National to George Bush Intcntl flights

Top 2 airlines flying from Dulles Intl to New Hampshire

Discover the top 2 airlines that operate flights from Dulles Intl to New Hampshire. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$136Average$598FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$192Average$326FlexibilityNo cancel feeOn-time69%

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