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New Hampshire

$79+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MHT
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$147
(United Airlines)

One-way from

$79
(United Airlines)

Popular in

April

Cheapest in

January

Average price

$233

Good round-trip deal

$259 or less

Good one-way deal

$255 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. 8% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/28. 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.
Mon 9/16:20 amIAD - BOS
1 stop4h 57mUnited Airlines
Wed 9/37:12 pmBOS - IAD
Nonstop1h 43mUnited Airlines
Deal found 7/28$147
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 8/199:00 amIAD - MHT
Nonstop1h 42mUnited Airlines
Sat 8/239:40 amMHT - IAD
Nonstop1h 53mUnited Airlines
Deal found 7/28$189
This Cheapflightsfares deal was found by Cheapflights users on 7/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/165:59 pmIAD - BOS
1 stop6h 40mFrontier
Fri 8/2210:30 amBOS - IAD
1 stop6h 00mFrontier
Deal found 7/27$195
This United Airlines deal was found by Cheapflights users on 7/29. 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 11/75:33 pmIAD - PWM
1 stop5h 44mUnited Airlines
Wed 11/123:00 pmPWM - IAD
1 stop5h 57mUnited Airlines
Deal found 7/29$227
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:23 pmIAD - PWM
1 stop4h 25mDelta
Fri 9/52:36 pmPWM - IAD
1 stop21h 26mDelta
Deal found 7/27$232
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/146:34 amIAD - ORH
2 stops8h 21mAmerican Airlines
Thu 8/213:20 pmORH - IAD
2 stops8h 39mAmerican Airlines
Deal found 7/29$242
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/274:36 pmIAD - MHT
1 stop5h 23mAmerican Airlines
Sat 8/305:40 amMHT - IAD
1 stop7h 08mAmerican Airlines
Deal found 7/29$269
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/124:36 pmIAD - PWM
1 stop5h 25mAmerican Airlines
Tue 8/193:53 pmPWM - IAD
1 stop7h 03mAmerican Airlines
Deal found 7/27$282
This United deal was found by Cheapflights users on 7/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1610:18 pmIAD - LEB
1 stop20h 35mMultiple Airlines
Sat 8/302:14 pmLEB - IAD
1 stop20h 59mMultiple Airlines
Deal found 7/28$436

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 July 29, 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

Mon 9/1

6:20 am-11:17 am

1 stop4h 57m

Boston Logan Intl

Wed 9/3

7:12 pm-8:55 pm

Nonstop1h 43m

$147

Washington, D.C.Manchester

IAD - MHT

IADMHT

Washington, D.C. Dulles Intl

Tue 8/19

9:00 am-10:42 am

Nonstop1h 42m

Manchester

Sat 8/23

9:40 am-11:33 am

Nonstop1h 53m

$189

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sat 8/16

5:59 pm-12:39 am

1 stop6h 40m

Boston Logan Intl

Fri 8/22

10:30 am-4:30 pm

1 stop6h 00m

$195

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Mon 9/1

8:23 pm-12:48 am

1 stop4h 25m

Portland

Fri 9/5

2:36 pm-12:02 pm

1 stop21h 26m

$232

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sat 8/9

9:20 pm-7:34 pm

2 stops22h 14m

Boston Logan Intl

Sun 8/17

11:31 am-8:22 pm

1 stop8h 51m

$233

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Tue 8/26

8:26 am-10:09 am

Nonstop1h 43m

Portland

Sat 8/30

7:40 pm-9:25 pm

Nonstop1h 45m

$234

Washington, D.C.Worcester

IAD - ORH

IADORH

Washington, D.C. Dulles Intl

Thu 8/14

6:34 am-2:55 pm

2 stops8h 21m

Worcester

Thu 8/21

3:20 pm-11:59 pm

2 stops8h 39m

$242

Washington, D.C.Manchester

IAD - MHT

IADMHT

Washington, D.C. Dulles Intl

Wed 8/27

4:36 pm-9:59 pm

1 stop5h 23m

Manchester

Sat 8/30

5:40 am-12:48 pm

1 stop7h 08m

$269

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Tue 8/12

4:36 pm-10:01 pm

1 stop5h 25m

Portland

Tue 8/19

3:53 pm-10:56 pm

1 stop7h 03m

$282

Washington, D.C.Lebanon

IAD - LEB

IADLEB

Washington, D.C. Dulles Intl

Sat 8/16

10:18 pm-6:53 pm

1 stop20h 35m

Lebanon Municipal

Sat 8/30

2:14 pm-11:13 am

1 stop20h 59m

$436

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 26 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 $396). 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 July 29, 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 July 29, 2025.

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).

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 July 29, 2025.
Get a feel of what it's like to fly with Delta, 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.
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.2
Good
703 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,238 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to New Hampshire one-way?

    $79 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 Frontier and Allegiant Air, with prices starting from $88 and $92, 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 $211. While the most popular route (Washington, D.C. Dulles Intl - Boston Logan Intl) can be booked for $152 on average our data indicates $327 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 $396). 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.
Baltimore to Fort Lauderdale flights
Dulles Intl to Las Vegas flights
Reagan-National to O'Hare Intl flights
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Reagan-National to Seattle flights
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Baltimore to Dallas/Fort Worth flights
Dulles Intl to Miami flights
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Dulles Intl to Dallas/Fort Worth flights
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Reagan-National to San Francisco flights
Baltimore to Miami flights
Reagan-National to Orlando flights
Dulles Intl to Seattle flights
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Dulles Intl to Los Angeles flights
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Dulles Intl to Orlando flights
Dulles Intl to Midway flights
Baltimore to Los Angeles flights
Baltimore to Atlanta flights
Dulles Intl to Tampa flights
Reagan-National to Fort Lauderdale flights
Reagan-National to Atlanta flights
Baltimore to Hobby flights
Reagan-National to Hobby flights
Baltimore to San Francisco flights
Reagan-National to Dallas/Fort Worth flights
Reagan-National to Denver flights
Dulles Intl to Denver flights
Dulles Intl to Minneapolis flights
Dulles Intl to Honolulu flights
Baltimore to Minneapolis flights
Dulles Intl to Hobby flights
Dulles Intl to Sky Harbor Intl flights
Baltimore to Midway flights
Dulles Intl to New Orleans flights
Dulles Intl to Austin flights
Reagan-National to Tampa flights
Dulles Intl to Detroit 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$136Average$402FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$212Average$358FlexibilityNo cancel feeOn-time69%

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