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New Hampshire

$81+ 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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MHT
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
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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 September 14, 2025.

Round-trip from

$151
(United Airlines)

One-way from

$81
(United Airlines)

Popular in

August

Cheapest in

January

Average price

$215

Good round-trip deal

$254 or less

Good one-way deal

$173 or less
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. 9% potential increase in price ($23 potential increase over avg. RT price).
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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 September 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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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 September 14, 2025.

This United Airlines deal was found by Cheapflights users on 9/12. 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.
Tue 12/2310:17 pmIAD - BOS
Nonstop1h 37mUnited Airlines
Wed 12/245:20 amBOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 9/12$151
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 10/158:30 amIAD - BOS
1 stop4h 55mUnited Airlines
Wed 10/2212:10 pmBOS - IAD
1 stop3h 55mUnited Airlines
Deal found 9/12$153
This United Airlines deal was found by Cheapflights users on 9/12. 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 12/1910:17 pmIAD - BOS
Nonstop1h 37mUnited Airlines
Sun 1/189:30 amBOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 9/12$154
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/2910:19 pmIAD - BOS
Nonstop1h 40mUnited Airlines
Fri 10/35:30 amBOS - IAD
Nonstop1h 41mUnited Airlines
Deal found 9/13$155
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/38:30 amIAD - BOS
1 stop4h 55mUnited Airlines
Sat 10/47:08 pmBOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 9/12$156
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/48:30 amIAD - BOS
1 stop4h 55mUnited Airlines
Wed 10/810:34 amBOS - IAD
1 stop5h 31mUnited Airlines
Deal found 9/12$157
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/2910:19 pmIAD - BOS
Nonstop1h 40mUnited Airlines
Sat 10/49:30 amBOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 9/11$158
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 10/2210:19 pmIAD - BOS
Nonstop1h 40mUnited Airlines
Mon 10/275:30 amBOS - IAD
Nonstop1h 43mUnited Airlines
Deal found 9/12$159
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Wed 12/38:00 amIAD - BOS
1 stop16h 01mFrontier
Mon 12/86:00 amBOS - IAD
1 stop6h 49mFrontier
Deal found 9/12$160
This United Airlines deal was found by Cheapflights users on 9/14. 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 12/75:30 amBOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 9/14$161
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 10/1510:19 pmIAD - BOS
Nonstop1h 40mUnited Airlines
Tue 10/215:30 amBOS - IAD
Nonstop1h 41mUnited Airlines
Deal found 9/12$162
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/166:15 amIAD - BOS
1 stop4h 52mUnited Airlines
Sat 10/187:08 pmBOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 9/14$163

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 September 14, 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

Sat 12/6

5:33 pm-10:45 pm

1 stop5h 12m

Boston Logan Intl

Sun 12/7

5:30 am-7:14 am

Nonstop1h 44m

$160

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sat 10/25

5:16 pm-6:56 pm

Nonstop1h 40m

Boston Logan Intl

Sun 11/9

5:30 am-7:13 am

Nonstop1h 43m

$166

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Wed 10/1

5:18 pm-10:56 pm

1 stop5h 38m

Boston Logan Intl

Thu 10/2

10:34 am-4:05 pm

1 stop5h 31m

$171

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Mon 11/17

5:33 pm-10:47 pm

1 stop5h 14m

Boston Logan Intl

Tue 11/18

4:20 pm-8:57 pm

1 stop4h 37m

$177

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Mon 10/6

10:19 pm-11:59 pm

Nonstop1h 40m

Boston Logan Intl

Wed 10/8

9:30 am-11:14 am

Nonstop1h 44m

$178

Washington, D.C.Worcester

IAD - ORH

IADORH

Washington, D.C. Dulles Intl

Fri 10/3

2:21 pm-3:58 pm

2 stops25h 37m

Worcester

Sun 10/5

4:23 pm-8:49 am

2 stops16h 26m

$187

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Wed 12/3

10:06 pm-11:41 pm

Nonstop1h 35m

Boston Logan Intl

Thu 12/4

9:30 am-11:14 am

Nonstop1h 44m

$187

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Tue 12/2

10:06 pm-11:41 pm

Nonstop1h 35m

Boston Logan Intl

Thu 12/4

5:30 am-7:14 am

Nonstop1h 44m

$187

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 10/3

10:19 pm-11:59 pm

Nonstop1h 40m

Boston Logan Intl

Wed 10/8

10:34 am-4:05 pm

1 stop5h 31m

$202

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Wed 10/1

5:18 pm-10:56 pm

1 stop5h 38m

Boston Logan Intl

Wed 10/15

10:34 am-4:05 pm

1 stop5h 31m

$202

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to New Hampshire (average of $334). Flying from Washington, D.C. Dulles Intl Airport to New Hampshire in April is currently the most expensive (average of $397). 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 September 14, 2025.

When flying from Washington, D.C. Dulles Intl Airport to New Hampshire, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Explore weekly flight availability from Dulles Intl to New Hampshire. 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 September 14, 2025.

The most flights from IAD to USNH are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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 September 14, 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
8,931 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,931 reviews
United Airlines
7.4
Good
8,931 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,931 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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 5h 12m. The time it takes to get you to your destination can typically vary by up to 20h 25m. 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?

    $83 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 $94 and $119, 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 $134. While the most popular route (Washington, D.C. Dulles Intl - Boston Logan Intl) can be booked for $127 on average, our data indicates $244 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to New Hampshire (average of $334). Flying from Washington, D.C. Dulles Intl Airport to New Hampshire in April is currently the most expensive (average of $397). 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.
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Dulles Intl to Atlanta flights
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Baltimore to Boston flights
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Reagan-National to Dallas/Fort Worth flights
Reagan-National to Los Angeles flights
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Reagan-National to Orlando flights
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Baltimore to Denver flights
Reagan-National to Atlanta flights
Baltimore to Atlanta flights
Baltimore to Seattle flights
Dulles Intl to San Francisco flights
Baltimore to Miami flights
Dulles Intl to New Orleans flights
Dulles Intl to Detroit flights
Dulles Intl to Midway flights
Reagan-National to Fort Lauderdale flights
Baltimore to Los Angeles flights
Dulles Intl to Tampa flights
Reagan-National to Detroit flights
Dulles Intl to Denver flights
Dulles Intl to Hobby flights
Dulles Intl to Salt Lake City flights
Dulles Intl to San Diego flights
Dulles Intl to Fort Lauderdale flights
Reagan-National to Hobby flights
Baltimore to Sky Harbor Intl flights
Reagan-National to Denver flights
Dulles Intl to Sky Harbor Intl flights
Reagan-National to San Diego flights
Reagan-National to Midway 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 September 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$136Average$598FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$214Average$346FlexibilityNo cancel feeOn-time69%

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