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Cheap flights from Belfast City Airport to Washington, D.C. from £540

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 3/11. 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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0 bags
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Find the cheapest flights from Belfast City Airport to Washington, D.C.

Cheap return flights

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Multiple Airlines Logo
08:00 - 14:35BHD-IAD
35h 35m3 stops
Multiple Airlines Logo
17:30 - 13:35IAD-BHD
15h 05m2 stops
£540Multiple Airlines
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Mon, 3 Nov - Mon, 10 Nov
Delta Logo
06:30 - 16:05BHD-IAD
14h 35m1 stop
Delta Logo
12:11 - 16:50IAD-BHD
23h 39m2 stops
£700Delta
Find Deal
Mon, 3 Nov - Mon, 10 Nov
Aer Lingus Logo
11:05 - 19:30BHD-IAD
13h 25m2 stops
Aer Lingus Logo
21:00 - 20:50IAD-BHD
18h 50m2 stops
£704Aer Lingus
Find Deal
Mon, 3 Nov - Mon, 10 Nov
American Airlines Logo
09:05 - 15:35BHD-IAD
11h 30m1 stop
American Airlines Logo
18:20 - 10:40IAD-BHD
11h 20m1 stop
£724American Airlines
Find Deal
Thu, 20 Nov - Mon, 24 Nov
American Airlines Logo
10:40 - 19:55BHD-IAD
14h 15m1 stop
American Airlines Logo
18:20 - 10:40IAD-BHD
11h 20m1 stop
£725American Airlines
Find Deal
Thu, 20 Nov - Mon, 24 Nov
American Airlines Logo
06:35 - 19:55BHD-IAD
18h 20m1 stop
American Airlines Logo
21:45 - 16:05IAD-BHD
13h 20m1 stop
£725American Airlines
Find Deal
Thu, 20 Nov - Mon, 24 Nov
American Airlines Logo
10:40 - 23:44BHD-DCA
18h 04m2 stops
American Airlines Logo
14:54 - 10:40DCA-BHD
14h 46m2 stops
£728American Airlines
Find Deal
Thu, 4 Dec - Mon, 8 Dec
American Airlines Logo
11:05 - 22:59BHD-DCA
16h 54m2 stops
American Airlines Logo
15:54 - 10:40DCA-BHD
13h 46m2 stops
£728American Airlines
Find Deal
Thu, 4 Dec - Mon, 8 Dec
British Airways Logo
19:35 - 18:45BHD-BWI
28h 10m1 stop
British Airways Logo
21:35 - 11:30BWI-BHD
9h 55m1 stop
£745British Airways
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Fri, 6 Mar - Tue, 10 Mar
Virgin Atlantic Logo
17:25 - 10:25BHD-DCA
22h 00m2 stops
Virgin Atlantic Logo
17:00 - 21:20DCA-BHD
23h 20m2 stops
£1,286Virgin Atlantic
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Wed, 1 Apr - Sun, 5 Apr

Delta flights from Belfast City Airport to Washington, D.C.

Our best Delta deals on Belfast City Airport to Washington, D.C. flight tickets
Delta
3 Nov
BHD06:30Belfast City
14h 35m
1 stop
IAD16:05Washington, D.C. Dulles Intl
10 Nov
IAD12:11Washington, D.C. Dulles Intl
23h 39m
2 stops
BHD16:50Belfast City
£700
Find similar
Delta
1 Apr
BHD06:30Belfast City
21h 38m
2 stops
DCA23:08Washington, D.C. Reagan-National
5 Apr
DCA17:00Washington, D.C. Reagan-National
18h 55m
2 stops
BHD16:55Belfast City
£1,253
Find similar
Delta
1 Apr
BHD06:30Belfast City
20h 24m
2 stops
DCA21:54Washington, D.C. Reagan-National
5 Apr
DCA17:00Washington, D.C. Reagan-National
18h 55m
2 stops
BHD16:55Belfast City
£1,275
Find similar

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

Our best American Airlines deals on Belfast City Airport to Washington, D.C. flight tickets
American Airlines
20 Nov
BHD09:05Belfast City
11h 30m
1 stop
IAD15:35Washington, D.C. Dulles Intl
24 Nov
IAD18:20Washington, D.C. Dulles Intl
11h 20m
1 stop
BHD10:40Belfast City
£724
Find similar
American Airlines
20 Nov
BHD10:40Belfast City
14h 15m
1 stop
IAD19:55Washington, D.C. Dulles Intl
24 Nov
IAD18:20Washington, D.C. Dulles Intl
11h 20m
1 stop
BHD10:40Belfast City
£725
Find similar
American Airlines
20 Nov
BHD06:35Belfast City
18h 20m
1 stop
IAD19:55Washington, D.C. Dulles Intl
24 Nov
IAD21:45Washington, D.C. Dulles Intl
13h 20m
1 stop
BHD16:05Belfast City
£725
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Belfast City Airport to Washington, D.C. 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 8 October 2025.
Use the filters below to find and compare flights from Belfast City Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Mon 3/11

08:00-14:35

3 stops35h 35m

Washington, D.C. Dulles Intl

Mon 10/11

17:30-13:35

2 stops15h 05m

£540

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Mon 3/11

06:30-16:05

1 stop14h 35m

Washington, D.C. Dulles Intl

Mon 10/11

12:11-16:50

2 stops23h 39m

£700

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Mon 3/11

11:05-19:30

2 stops13h 25m

Washington, D.C. Dulles Intl

Mon 10/11

21:00-20:50

2 stops18h 50m

£704

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 20/11

09:05-15:35

1 stop11h 30m

Washington, D.C. Dulles Intl

Mon 24/11

18:20-10:40

1 stop11h 20m

£724

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 20/11

10:40-19:55

1 stop14h 15m

Washington, D.C. Dulles Intl

Mon 24/11

18:20-10:40

1 stop11h 20m

£725

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 20/11

06:35-19:55

1 stop18h 20m

Washington, D.C. Dulles Intl

Mon 24/11

21:45-16:05

1 stop13h 20m

£725

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Thu 4/12

10:40-23:44

2 stops18h 04m

Washington, D.C. Reagan-National

Mon 8/12

14:54-10:40

2 stops14h 46m

£728

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Thu 4/12

11:05-22:59

2 stops16h 54m

Washington, D.C. Reagan-National

Mon 8/12

15:54-10:40

2 stops13h 46m

£728

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Fri 6/3

19:35-18:45

1 stop28h 10m

Baltimore/Washington

Tue 10/3

21:35-11:30

1 stop9h 55m

£745

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 1/4

17:25-10:25

2 stops22h 00m

Washington, D.C. Reagan-National

Sun 5/4

17:00-21:20

2 stops23h 20m

£1,286

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.

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 day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Belfast City Airport is on a Friday. momondo users have found tickets for Friday departures for as low as £736. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Belfast City Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,039.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Belfast City Airport to Washington, D.C. 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. (BHD to WAS) flight deals and tips

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

Direct flights

None
There are no direct flights from Belfast City Airport to Washington, D.C.. There are no popular flight routes from Belfast City Airport to Washington, D.C..
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  • How far is Belfast City to Washington, D.C. by plane?

    The distance between Belfast City and Washington, D.C. is about 3375.4 mi. In terms of flight time, this usually takes a little over 11h 30m.

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

    Prices for flights from Belfast City Airport to Washington, D.C. were last updated today.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast City Airport to Washington, D.C..

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

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Laurel
College Park
Alexandria
Fairfax
Linthicum Heights
Bethesda
Gettysburg
Cambridge
Ellicott City
Westminster
Arlington
Woodbridge
Owings Mills
Silver Spring
National Harbor

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. trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport