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Cheap flights from Belfast City Airport to Washington, D.C. from £385

This is the cheapest one-way 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 18/10. 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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0 bags
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Find the cheapest flights from Belfast City Airport to Washington, D.C.

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
06:30 - 15:50
BHD
-
IAD
14h 20m
1 stop
American Airlines Logo
22:25 - 15:20
IAD
-
BHD
11h 55m
1 stop
£725American Airlines
Tue, 23 Jun - Tue, 11 Aug
Multiple Airlines Logo
07:00 - 15:45
BHD
-
IAD
13h 45m
2 stops
Multiple Airlines Logo
17:15 - 16:30
IAD
-
BHD
18h 15m
2 stops
£729Multiple Airlines
Thu, 21 May - Mon, 25 May
American Airlines Logo
16:25 - 17:30
BHD
-
IAD
30h 05m
1 stop
American Airlines Logo
17:34 - 15:20
IAD
-
BHD
16h 46m
2 stops
£767American Airlines
Tue, 23 Jun - Tue, 11 Aug
American Airlines Logo
06:30 - 15:50
BHD
-
IAD
14h 20m
1 stop
American Airlines Logo
22:25 - 15:20
IAD
-
BHD
11h 55m
1 stop
£789American Airlines
Tue, 23 Jun - Tue, 11 Aug
American Airlines Logo
16:25 - 17:30
BHD
-
IAD
30h 05m
1 stop
American Airlines Logo
22:25 - 15:20
IAD
-
BHD
11h 55m
1 stop
£793American Airlines
Tue, 23 Jun - Tue, 11 Aug
Multiple Airlines Logo
07:00 - 20:29
BHD
-
IAD
42h 29m
3 stops
Multiple Airlines Logo
09:55 - 16:30
IAD
-
BHD
25h 35m
3 stops
£796Multiple Airlines
Thu, 21 May - Mon, 25 May
Multiple Airlines Logo
07:00 - 20:29
BHD
-
IAD
42h 29m
3 stops
Multiple Airlines Logo
16:05 - 16:30
IAD
-
BHD
19h 25m
2 stops
£800Multiple Airlines
Thu, 21 May - Mon, 25 May
American Airlines Logo
14:20 - 20:20
BHD
-
IAD
11h 00m
1 stop
American Airlines Logo
22:25 - 17:30
IAD
-
BHD
14h 05m
1 stop
£936American Airlines
Thu, 21 May - Mon, 25 May
British Airways Logo
06:30 - 17:30
BHD
-
IAD
16h 00m
1 stop
British Airways Logo
17:40 - 18:45
IAD
-
BHD
20h 05m
1 stop
£998British Airways
Thu, 18 Jun - Thu, 25 Jun
Virgin Atlantic Logo
09:50 - 00:51
BHD
-
IAD
20h 01m
2 stops
Virgin Atlantic Logo
18:10 - 09:20
IAD
-
BHD
10h 10m
1 stop
£1,007Virgin Atlantic
Thu, 21 May - Mon, 25 May

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
23 Jun
BHD06:30Belfast City
14h 20m
1 stop
IAD15:50Washington, D.C. Dulles Intl
11 Aug
IAD22:25Washington, D.C. Dulles Intl
11h 55m
1 stop
BHD15:20Belfast City
£725
American Airlines
23 Jun
BHD16:25Belfast City
30h 05m
1 stop
IAD17:30Washington, D.C. Dulles Intl
11 Aug
IAD17:34Washington, D.C. Dulles Intl
16h 46m
2 stops
BHD15:20Belfast City
£767
American Airlines
23 Jun
BHD06:30Belfast City
14h 20m
1 stop
IAD15:50Washington, D.C. Dulles Intl
11 Aug
IAD22:25Washington, D.C. Dulles Intl
11h 55m
1 stop
BHD15:20Belfast City
£789

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

Our best KLM deals on Belfast City Airport to Washington, D.C. Dulles Intl Airport flight tickets
KLM
23 Jun
BHD09:50Belfast City
14h 45m
2 stops
IAD19:35Washington, D.C. Dulles Intl
11 Aug
IAD12:29Washington, D.C. Dulles Intl
15h 51m
2 stops
BHD09:20Belfast City
£1,246
KLM
23 Jun
BHD09:50Belfast City
14h 45m
2 stops
IAD19:35Washington, D.C. Dulles Intl
11 Aug
IAD12:29Washington, D.C. Dulles Intl
15h 51m
2 stops
BHD09:20Belfast City
£1,248
KLM
23 Jun
BHD09:50Belfast City
14h 45m
2 stops
IAD19:35Washington, D.C. Dulles Intl
11 Aug
IAD12:29Washington, D.C. Dulles Intl
15h 51m
2 stops
BHD09:20Belfast City
£1,252

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 10 May 2026.
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

Cheapest return flight

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Tue 23/6

06:30-15:50

1 stop14h 20m

Washington, D.C. Dulles Intl

Tue 11/8

22:25-15:20

1 stop11h 55m

£725

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 21/5

07:00-15:45

2 stops13h 45m

Washington, D.C. Dulles Intl

Mon 25/5

17:15-16:30

2 stops18h 15m

£729

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Tue 23/6

16:25-17:30

1 stop30h 05m

Washington, D.C. Dulles Intl

Tue 11/8

17:34-15:20

2 stops16h 46m

£767

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Tue 23/6

06:30-15:50

1 stop14h 20m

Washington, D.C. Dulles Intl

Tue 11/8

22:25-15:20

1 stop11h 55m

£789

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Tue 23/6

16:25-17:30

1 stop30h 05m

Washington, D.C. Dulles Intl

Tue 11/8

22:25-15:20

1 stop11h 55m

£793

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 21/5

07:00-20:29

3 stops42h 29m

Washington, D.C. Dulles Intl

Mon 25/5

09:55-16:30

3 stops25h 35m

£796

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 21/5

07:00-20:29

3 stops42h 29m

Washington, D.C. Dulles Intl

Mon 25/5

16:05-16:30

2 stops19h 25m

£800
Fastest return journey

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 21/5

14:20-20:20

1 stop11h 00m

Washington, D.C. Dulles Intl

Mon 25/5

22:25-17:30

1 stop14h 05m

£936

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 18/6

06:30-17:30

1 stop16h 00m

Washington, D.C. Dulles Intl

Thu 25/6

17:40-18:45

1 stop20h 05m

£998

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 21/5

09:50-00:51

2 stops20h 01m

Washington, D.C. Dulles Intl

Mon 25/5

18:10-09:20

1 stop10h 10m

£1,007

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 airline that flies from Belfast City to Washington, D.C. Dulles Intl?

British Airways and Delta are the most popular carriers operating from Belfast City to Washington, D.C. Dulles Intl

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

Fastest flight time

13h 30m

Direct flights

None
The fastest flight from Belfast City Airport to Washington, D.C. Dulles Intl Airport takes 13h 30m
There are no direct flights from Belfast City Airport to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Belfast City Airport to Washington, D.C. Dulles Intl Airport.
Search flight deals

Frequently asked questions about flying from Belfast City Airport to Washington, D.C. Dulles Intl Airport

  • 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 13h 30m.

  • 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
Alexandria
College Park
Fairfax
Springfield
Arlington
Gettysburg
Linthicum Heights
Front Royal
Glen Burnie
Winchester
Laurel
Ellicott City
Lutherville Timonium
Cambridge
Westminster
Lexington Park
Leesburg
Ashburn
Sterling
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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