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Cheap flights from Belfast to Washington, D.C. from £328

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Belfast to Washington, D.C.

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:30 - 19:30BFS  Belfast Intl-IAD Washington, D.C. Dulles Intl
17h 00m2 stops London Gatwick Reykjavik Keflavik Intl
Multiple Airlines Logo
19:40 - 17:05IAD  Washington, D.C. Dulles Intl-BFS Belfast Intl
16h 25m2 stops Reykjavik Keflavik Intl London Gatwick
£483Multiple Airlines
Thu, 29 Oct - Thu, 5 Nov
British Airways Logo
10:00 - 17:05BHD  Belfast City-BWI Baltimore/Washington
12h 05m1 stop London Heathrow
British Airways Logo
18:55 - 10:50BWI  Baltimore/Washington-BHD Belfast City
10h 55m1 stop London Heathrow
£574British Airways
Tue, 10 Nov - Tue, 17 Nov
British Airways Logo
11:40 - 19:55BHD  Belfast City-IAD Washington, D.C. Dulles Intl
13h 15m1 stop London Heathrow
British Airways Logo
18:05 - 11:30IAD  Washington, D.C. Dulles Intl-BHD Belfast City
12h 25m1 stop London Heathrow
£574British Airways
Tue, 10 Nov - Tue, 17 Nov
British Airways Logo
10:00 - 19:23BHD  Belfast City-DCA Washington, D.C. Reagan-National
14h 23m2 stops London Heathrow New York John F Kennedy Intl
British Airways Logo
14:56 - 10:50DCA  Washington, D.C. Reagan-National-BHD Belfast City
14h 54m2 stops New York John F Kennedy Intl London Heathrow
£579British Airways
Tue, 10 Nov - Tue, 17 Nov
British Airways Logo
10:00 - 19:55BHD  Belfast City-IAD Washington, D.C. Dulles Intl
14h 55m1 stop London Heathrow
British Airways Logo
18:05 - 12:00IAD  Washington, D.C. Dulles Intl-BHD Belfast City
12h 55m2 stops London Heathrow Glasgow Intl
£593British Airways
Tue, 10 Nov - Tue, 17 Nov
British Airways Logo
17:50 - 16:20BHD  Belfast City-IAD Washington, D.C. Dulles Intl
27h 30m2 stops London Heathrow Madrid Barajas
British Airways Logo
16:13 - 16:05IAD  Washington, D.C. Dulles Intl-BHD Belfast City
18h 52m2 stops Charlotte Douglas London Heathrow
£599British Airways
Thu, 21 Jan - Mon, 25 Jan
British Airways Logo
17:50 - 16:20BHD  Belfast City-IAD Washington, D.C. Dulles Intl
27h 30m2 stops London Heathrow Madrid Barajas
British Airways Logo
16:13 - 16:05IAD  Washington, D.C. Dulles Intl-BHD Belfast City
18h 52m2 stops Charlotte Douglas London Heathrow
£600British Airways
Thu, 21 Jan - Mon, 25 Jan
Multiple Airlines Logo
06:30 - 19:20BFS  Belfast Intl-IAD Washington, D.C. Dulles Intl
17h 50m2 stops London Gatwick Paris Charles de Gaulle
Multiple Airlines Logo
18:40 - 21:15IAD  Washington, D.C. Dulles Intl-BFS Belfast Intl
21h 35m2 stops Paris Charles de Gaulle London Gatwick
£600Multiple Airlines
Mon, 2 Nov - Mon, 9 Nov
British Airways Logo
15:25 - 16:20BHD  Belfast City-IAD Washington, D.C. Dulles Intl
29h 55m2 stops London Heathrow Madrid Barajas
British Airways Logo
16:13 - 16:05IAD  Washington, D.C. Dulles Intl-BHD Belfast City
18h 52m2 stops Charlotte Douglas London Heathrow
£605British Airways
Thu, 21 Jan - Mon, 25 Jan
British Airways Logo
15:25 - 16:20BHD  Belfast City-IAD Washington, D.C. Dulles Intl
29h 55m2 stops London Heathrow Madrid Barajas
British Airways Logo
21:45 - 16:05IAD  Washington, D.C. Dulles Intl-BHD Belfast City
13h 20m1 stop London Heathrow
£606British Airways
Thu, 21 Jan - Mon, 25 Jan

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British Airways flights from Belfast to Washington, D.C.

Our best British Airways deals on Belfast to Washington, D.C. flight tickets
British Airways
10 Nov
BHD11:40Belfast City
13h 15m
1 stop
IAD19:55Washington, D.C. Dulles Intl
17 Nov
IAD18:05Washington, D.C. Dulles Intl
12h 25m
1 stop
BHD11:30Belfast City
£574
British Airways
10 Nov
BHD10:00Belfast City
14h 23m
2 stops
DCA19:23Washington, D.C. Reagan-National
17 Nov
DCA14:56Washington, D.C. Reagan-National
14h 54m
2 stops
BHD10:50Belfast City
£579
British Airways
10 Nov
BHD10:00Belfast City
14h 55m
1 stop
IAD19:55Washington, D.C. Dulles Intl
17 Nov
IAD18:05Washington, D.C. Dulles Intl
12h 55m
2 stops
BHD12:00Belfast City
£593

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastWashington, D.C.

BFS Belfast Intl - IAD Washington, D.C. Dulles Intl

BFSIAD

Belfast Intl

Thu 29/10

06:30-19:30

2 stops17h 00m

Washington, D.C. Dulles Intl

Thu 5/11

19:40-17:05

2 stops16h 25m

£483
Fastest return journey

BelfastBaltimore

BHD Belfast City - BWI Baltimore/Washington

BHDBWI

Belfast City

Tue 10/11

10:00-17:05

1 stop12h 05m

Baltimore/Washington

Tue 17/11

18:55-10:50

1 stop10h 55m

£574

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Tue 10/11

11:40-19:55

1 stop13h 15m

Washington, D.C. Dulles Intl

Tue 17/11

18:05-11:30

1 stop12h 25m

£574

BelfastWashington, D.C.

BHD Belfast City - DCA Washington, D.C. Reagan-National

BHDDCA

Belfast City

Tue 10/11

10:00-19:23

2 stops14h 23m

Washington, D.C. Reagan-National

Tue 17/11

14:56-10:50

2 stops14h 54m

£579

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Tue 10/11

10:00-19:55

1 stop14h 55m

Washington, D.C. Dulles Intl

Tue 17/11

18:05-12:00

2 stops12h 55m

£593

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Thu 21/1

17:50-16:20

2 stops27h 30m

Washington, D.C. Dulles Intl

Mon 25/1

16:13-16:05

2 stops18h 52m

£599

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Thu 21/1

17:50-16:20

2 stops27h 30m

Washington, D.C. Dulles Intl

Mon 25/1

16:13-16:05

2 stops18h 52m

£600

BelfastWashington, D.C.

BFS Belfast Intl - IAD Washington, D.C. Dulles Intl

BFSIAD

Belfast Intl

Mon 2/11

06:30-19:20

2 stops17h 50m

Washington, D.C. Dulles Intl

Mon 9/11

18:40-21:15

2 stops21h 35m

£600

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Thu 21/1

15:25-16:20

2 stops29h 55m

Washington, D.C. Dulles Intl

Mon 25/1

16:13-16:05

2 stops18h 52m

£605

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Thu 21/1

15:25-16:20

2 stops29h 55m

Washington, D.C. Dulles Intl

Mon 25/1

21:45-16:05

1 stop13h 20m

£606

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 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 airline that flies from Belfast to Washington, D.C.?

British Airways and KLM are the most popular carriers operating from Belfast to Washington, D.C.

Cheap Belfast to Washington, D.C. flight deals and tips

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

Best price found

£328

Fastest flight time

12h 05m

Direct flights

None
The best one-way flight to Washington, D.C. from Belfast in the past 72 hours is £328. The best return flight deal from Belfast to Washington, D.C. found on momondo in the last 72 hours is £483.
The fastest flight from Belfast to Washington, D.C. takes 12h 05m
There are no direct flights from Belfast to Washington, D.C.. There are no popular flight routes from Belfast to Washington, D.C..
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Frequently asked questions about flying from Belfast to Washington, D.C.

  • How far is Belfast to Washington, D.C. by plane?

    Belfast and Washington, D.C. are 3373.5 mi apart from one another. By plane, this route typically takes 12h 05m.

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

    Prices for flights from Belfast to Washington, D.C. refresh daily.

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

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

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable 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
Alexandria
Springfield
Arlington
National Harbor
College Park
Fairfax
Gettysburg
Linthicum Heights
Ellicott City
Cambridge
Glen Burnie
Laurel
Lutherville Timonium
Lexington Park
Woodbridge
Bethesda
Silver Spring
Rockville
Landover

Why use momondo?

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

Finding the right flight to Washington, D.C. from Belfast is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

Flights from Belfast to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Belfast.

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

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Belfast and alert you when they change.

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

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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.

Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport