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Dulles Intl

$106+ Cheap flights from Manchester, NH (MHT) to Dulles Intl (IAD)

MHT — IAD
Sep 22 — Sep 291
Tue 9/22
Tue 9/29
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Manchester to Washington, D.C. Dulles Intl are usually found in January or October, booked 46 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Manchester to Dulles Intl

Cheapest flights from Manchester to Dulles Intl

Wed 9/162:46 pm -
Nonstop1h 49m
Sun 9/2010:17 pm -
Nonstop1h 42m
Deal found 8/22$233
Thu 10/17:41 pm -
Nonstop1h 45m
Sat 10/35:18 pm -
Nonstop1h 43m
Deal found 8/19$237
Thu 10/89:25 am -
Nonstop1h 48m
Mon 10/1210:16 pm -
Nonstop1h 40m
Deal found 8/23$238
Tue 9/152:46 pm -
Nonstop1h 49m
Thu 9/1710:17 pm -
Nonstop1h 42m
Deal found 8/19$240
Fri 9/112:46 pm -
Nonstop1h 49m
Sun 9/1310:17 pm -
Nonstop1h 42m
Deal found 8/19$241
Fri 12/116:45 pm -
Nonstop1h 59m
Sun 12/131:20 pm -
Nonstop1h 43m
Deal found 8/20$243
Fri 9/257:41 pm -
Nonstop1h 45m
Thu 10/110:16 pm -
Nonstop1h 40m
Deal found 8/20$245
Fri 9/182:46 pm -
Nonstop1h 49m
Fri 9/2510:16 pm -
Nonstop1h 40m
Deal found 8/21$246
Thu 9/39:25 am -
Nonstop1h 52m
Tue 9/812:26 pm -
Nonstop1h 42m
Deal found 8/18$250
Sat 10/39:25 am -
Nonstop1h 48m
Tue 10/612:30 pm -
Nonstop1h 45m
Deal found 8/18$252
Sun 9/207:41 pm -
Nonstop1h 49m
Sun 9/2710:16 pm -
Nonstop1h 40m
Deal found 8/21$255

Find flight deals from Manchester to Dulles Intl

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$233
(United Airlines)

One-way from

$106
(United Airlines)

Popular in

February

Cheapest in

January

Average price

$302

Good round-trip deal

$324 or less

Good one-way deal

$208 or less
Provider with most accurate pricing for Manchester-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Manchester-Washington, D.C. Dulles Intl flights.
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From Manchester to Washington, D.C. Dulles Intl
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One-way flight from Manchester to Washington, D.C. Dulles Intl
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Price to beat on a round-trip flight from Manchester to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Manchester to Washington, D.C. Dulles Intl.
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ManchesterWashington, D.C.

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

MHTIAD

Manchester

Fri 10/16

7:41 pm-9:26 pm

Nonstop1h 45m

Washington, D.C. Dulles Intl

Sun 10/18

10:16 pm-11:56 pm

Nonstop1h 40m

$241

ManchesterWashington, D.C.

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

MHTIAD

Manchester

Fri 9/25

7:41 pm-9:26 pm

Nonstop1h 45m

Washington, D.C. Dulles Intl

Sun 9/27

10:16 pm-11:56 pm

Nonstop1h 40m

$241

ManchesterWashington, D.C.

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

MHTIAD

Manchester

Sun 9/20

7:41 pm-9:30 pm

Nonstop1h 49m

Washington, D.C. Dulles Intl

Sat 9/26

5:18 pm-7:01 pm

Nonstop1h 43m

$250

ManchesterWashington, D.C.

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

MHTIAD

Manchester

Wed 10/21

2:50 pm-4:35 pm

Nonstop1h 45m

Washington, D.C. Dulles Intl

Wed 10/28

10:18 pm-11:59 pm

Nonstop1h 41m

$263

ManchesterWashington, D.C.

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

MHTIAD

Manchester

Wed 10/21

2:50 pm-4:35 pm

Nonstop1h 45m

Washington, D.C. Dulles Intl

Mon 10/26

10:18 pm-11:59 pm

Nonstop1h 41m

$263

ManchesterWashington, D.C.

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

MHTIAD

Manchester

Thu 9/10

2:46 pm-4:35 pm

Nonstop1h 49m

Washington, D.C. Dulles Intl

Sat 9/12

5:15 pm-7:00 pm

Nonstop1h 45m

$263

ManchesterWashington, D.C.

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

MHTIAD

Manchester

Sun 1/10

1:30 pm-3:29 pm

Nonstop1h 59m

Washington, D.C. Dulles Intl

Thu 1/14

1:20 pm-3:03 pm

Nonstop1h 43m

$276

ManchesterWashington, D.C.

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

MHTIAD

Manchester

Fri 9/11

9:25 am-11:17 am

Nonstop1h 52m

Washington, D.C. Dulles Intl

Sat 9/12

5:15 pm-7:00 pm

Nonstop1h 45m

$280

ManchesterWashington, D.C.

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

MHTIAD

Manchester

Tue 10/27

2:38 pm-4:35 pm

Nonstop1h 57m

Washington, D.C. Dulles Intl

Thu 10/29

10:18 pm-11:59 pm

Nonstop1h 41m

$281

ManchesterWashington, D.C.

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

MHTIAD

Manchester

Tue 9/22

9:25 am-11:17 am

Nonstop1h 52m

Washington, D.C. Dulles Intl

Sat 9/26

5:18 pm-7:01 pm

Nonstop1h 43m

$281

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/22

Showing 1-10 of 19 resultsSorted by cheapest first
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Compare providers for flights from Manchester to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Manchester to Dulles Intl in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Manchester, New Hampshire-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Manchester, New Hampshire-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Manchester, New Hampshire-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Manchester, New Hampshire-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Manchester, New Hampshire-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Manchester to Dulles Intl

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

Cheapflights Insights

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

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

Booking 38 days in advance of your planned departure date is, on average, the best time to get cheap flights from Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport (average of $249). Flying from Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $339). 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 MHT to IAD?

A simple way to save on the total cost of your ticket is to fly from Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the afternoon.

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

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

How much does it cost to fly round-trip from Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.

Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport flights typically cost between $269 and $375 in September.
The cheapest round-trip price found within the last 5 days was $233 on United Airlines (Sep 16-Sep 20).

Reviews of airlines servicing Dulles Intl

Read reviews from past customers who have flown United Airlines from Manchester to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,113 reviews

Food

6.7

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
10,113 reviews
United Airlines
7.4
Good
10,113 reviews

Food

6.7

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

  • What airport do you fly from for flights from Manchester to Washington, D.C. Dulles Intl?

    Manchester (MHT) is the airport you will fly out of if you book a flight from Manchester to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Manchester; the airport handles an average of 2 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Manchester airport to Washington, D.C. Dulles Intl. It is only a 4.8 mi journey to Manchester (MHT) from Manchester’s city center.

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

    For as low as $241, United Airlines can have you in Washington, D.C. Dulles Intl Airport from Manchester, New Hampshire in 1h 45m. Airlines will cover a distance of 417 mi. Generally, flights for this route are nonstop.

  • What is the cheapest airline to fly from Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport round-trip?

    United Airlines, at $189, was found to be the cheapest airline from Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport.. Users have found that United Airlines is 37% cheaper than the other options available to this destination.

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

    Looking for the cheapest flight from Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport? While on average our users pay $351, our data indicates the cheapest price to be $134. The most popular route (Manchester - Washington, D.C. Dulles Intl), is priced around $202.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Manchester to Dulles Intl 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 Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport (average of $249). Flying from Manchester, New Hampshire to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $339). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Owings Mills
Arlington
Tysons
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Woodbridge
Falls Church
Sterling
Hanover
Laurel
Springfield
Oxon Hill
Clinton
Hunt Valley

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Top airline flying from Manchester to Dulles Intl

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$311FlexibilityNo cancel feeOn-time69%

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