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Cheap flights from Belfast City Airport to Washington, D.C. from £583

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast City Airport to Washington, D.C. departing on 20/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Belfast City Airport to Washington, D.C.

Cheap return flights

American Airlines Logo
15:05 - 15:35BHD-IAD
29h 30m1 stop
American Airlines Logo
21:45 - 16:05IAD-BHD
13h 20m1 stop
£583American Airlines
Find Deal
Thu, 20 Nov - Mon, 24 Nov
American Airlines Logo
15:05 - 15:35BHD-IAD
29h 30m1 stop
American Airlines Logo
18:20 - 10:40IAD-BHD
11h 20m1 stop
£586American Airlines
Find Deal
Thu, 20 Nov - Mon, 24 Nov
American Airlines Logo
11:05 - 23:59BHD-IAD
17h 54m2 stops
American Airlines Logo
16:34 - 16:05IAD-BHD
18h 31m2 stops
£586American Airlines
Find Deal
Thu, 20 Nov - Mon, 24 Nov
American Airlines Logo
06:35 - 23:59BHD-IAD
22h 24m2 stops
American Airlines Logo
20:09 - 16:05IAD-BHD
14h 56m2 stops
£590American Airlines
Find Deal
Thu, 20 Nov - Mon, 24 Nov
Delta Logo
17:20 - 16:05BHD-IAD
27h 45m1 stop
Delta Logo
18:05 - 21:00IAD-BHD
21h 55m1 stop
£3,434Delta
Find Deal
Sun, 9 Nov - Thu, 13 Nov
Logo
17:20 - 16:05BHD-IAD
27h 45m1 stop
Logo
17:00 - 16:50IAD-BHD
18h 50m2 stops
£3,457
Find Deal
Sun, 9 Nov - Thu, 13 Nov
Logo
06:30 - 19:11BHD-IAD
17h 41m2 stops
Logo
17:00 - 16:50IAD-BHD
18h 50m2 stops
£3,465
Find Deal
Sun, 9 Nov - Thu, 13 Nov

American Airlines flights from Belfast City Airport to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Belfast City Airport to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
20 Nov
BHD15:05Belfast City
29h 30m
1 stop
IAD15:35Washington, D.C. Dulles Intl
24 Nov
IAD21:45Washington, D.C. Dulles Intl
13h 20m
1 stop
BHD16:05Belfast City
£583
Find similar
American Airlines
20 Nov
BHD15:05Belfast City
29h 30m
1 stop
IAD15:35Washington, D.C. Dulles Intl
24 Nov
IAD18:20Washington, D.C. Dulles Intl
11h 20m
1 stop
BHD10:40Belfast City
£586
Find similar
American Airlines
20 Nov
BHD11:05Belfast City
17h 54m
2 stops
IAD23:59Washington, D.C. Dulles Intl
24 Nov
IAD16:34Washington, D.C. Dulles Intl
18h 31m
2 stops
BHD16:05Belfast City
£586
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Belfast City Airport to Washington, D.C. Dulles Intl Airport 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, momondo users made 279,928 searches. Data last updated 15 August 2025.
Use the filters below to find and compare flights from Belfast City Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 20/11

15:05-15:35

1 stop29h 30m

Washington, D.C. Dulles Intl

Mon 24/11

21:45-16:05

1 stop13h 20m

£583

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 20/11

15:05-15:35

1 stop29h 30m

Washington, D.C. Dulles Intl

Mon 24/11

18:20-10:40

1 stop11h 20m

£586

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 20/11

11:05-23:59

2 stops17h 54m

Washington, D.C. Dulles Intl

Mon 24/11

16:34-16:05

2 stops18h 31m

£586

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 20/11

06:35-23:59

2 stops22h 24m

Washington, D.C. Dulles Intl

Mon 24/11

20:09-16:05

2 stops14h 56m

£590

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Sun 9/11

17:20-16:05

1 stop27h 45m

Washington, D.C. Dulles Intl

Thu 13/11

18:05-21:00

1 stop21h 55m

£3,434

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Sun 9/11

17:20-16:05

1 stop27h 45m

Washington, D.C. Dulles Intl

Thu 13/11

17:00-16:50

2 stops18h 50m

£3,457

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Sun 9/11

06:30-19:11

2 stops17h 41m

Washington, D.C. Dulles Intl

Thu 13/11

17:00-16:50

2 stops18h 50m

£3,465

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Belfast City Airport to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

The cheapest time of day to fly to Washington, D.C. Dulles Intl Airport is at midday when flights can be purchased for as low as £704. In contrast, the most expensive time of day to depart to Washington, D.C. Dulles Intl Airport is in the morning when prices are around £789.

When to book flights from Belfast City Airport to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Belfast City Airport to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Belfast City Airport to Washington, D.C. Dulles Intl Airport (BHD to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast City Airport to Washington, D.C. Dulles Intl Airport

Best price found

£583

Fastest flight time

17h 41m

Direct flights

None
The best flight deal from Belfast City Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is £583
The fastest flight from Belfast City Airport to Washington, D.C. Dulles Intl Airport takes 17h 41m
There are no direct flights from Belfast City Airport to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is Belfast City Airport - Washington, D.C. Dulles Intl Airport.
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  • How far is Belfast City to Washington, D.C. Dulles Intl by plane?

    The distance between Belfast City and Washington, D.C. Dulles Intl is about 3389.6 mi. A reasonable flight in good conditions will take 17h 41m.

  • When did momondo last update prices for flights from Belfast City Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Belfast City Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How old do you have to be to fly from Belfast City Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast City Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Winchester
Laurel
Essex
Alexandria
Fairfax
Manassas
Bethesda
Oxon Hill
Chantilly
College Park
Linthicum Heights
Gettysburg
Front Royal
Hanover
Cambridge
Ellicott City
Westminster
Arlington
Ashburn
Woodbridge

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Belfast to Washington, D.C. . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Belfast to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Belfast which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Belfast to Washington, D.C.?

Once all potential Belfast to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Belfast to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Belfast to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

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