How do I get Price Alerts for flights from Belfast to District of Columbia?

Confirm your travel details to search for the latest offers for flights from Belfast to District of Columbia . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Belfast to District of Columbia with momondo?

By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Belfast to District of Columbia?

Prices for flights from Belfast to District of Columbia were last updated today.

How old do you have to be to fly from Belfast to District of Columbia?

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 to District of Columbia.

What documentation or ID do you need to fly to District of Columbia?

The necessary travel and health documents for your District of Columbia 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.

£650 Cheap Flights from Belfast to District of Columbia in 2026/27

Find the cheapest flights from Belfast to District of Columbia

Return

Cheap return flights

Enter your travel dates to find the best prices.

10:40 - 20:30BHD Belfast City-IAD Washington, D.C. Dulles Intl

38h 50m3 stops Liverpool J. Lennon Barcelona-El Prat Lisbon Humberto Delgado

17:25 - 13:55IAD Washington, D.C. Dulles Intl-BHD Belfast City

39h 30m3 stops Lisbon Humberto Delgado Madrid Barajas Manchester

£650Multiple Airlines

Thu, 12 Nov - Mon, 16 Nov

06:35 - 15:40BHD Belfast City-IAD Washington, D.C. Dulles Intl

14h 05m1 stop London Heathrow

19:05 - 10:45IAD Washington, D.C. Dulles Intl-BHD Belfast City

11h 40m1 stop London Heathrow

£684British Airways

Tue, 9 Mar - Sun, 14 Mar

06:30 - 15:40BHD Belfast City-IAD Washington, D.C. Dulles Intl

14h 10m1 stop London Heathrow

21:45 - 15:55IAD Washington, D.C. Dulles Intl-BHD Belfast City

13h 10m1 stop London Heathrow

£692British Airways

Thu, 12 Nov - Mon, 16 Nov

20:00 - 15:40BHD Belfast City-IAD Washington, D.C. Dulles Intl

24h 40m1 stop London Heathrow

21:45 - 14:15IAD Washington, D.C. Dulles Intl-BHD Belfast City

11h 30m1 stop London Heathrow

£700British Airways

Thu, 26 Nov - Mon, 30 Nov

09:40 - 15:55BHD Belfast City-IAD Washington, D.C. Dulles Intl

11h 15m1 stop Amsterdam Schiphol

12:35 - 09:10IAD Washington, D.C. Dulles Intl-BHD Belfast City

15h 35m2 stops New York John F Kennedy Intl Amsterdam Schiphol

£710KLM

Thu, 12 Nov - Mon, 16 Nov

09:40 - 15:55BHD Belfast City-IAD Washington, D.C. Dulles Intl

11h 15m1 stop Amsterdam Schiphol

18:20 - 16:45IAD Washington, D.C. Dulles Intl-BHD Belfast City

17h 25m2 stops New York John F Kennedy Intl Amsterdam Schiphol

£711Delta

Thu, 12 Nov - Mon, 16 Nov

09:40 - 23:21BHD Belfast City-IAD Washington, D.C. Dulles Intl

18h 41m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

12:35 - 09:10IAD Washington, D.C. Dulles Intl-BHD Belfast City

15h 35m2 stops New York John F Kennedy Intl Amsterdam Schiphol

£715KLM

Thu, 12 Nov - Mon, 16 Nov

15:25 - 16:20BHD Belfast City-IAD Washington, D.C. Dulles Intl

29h 55m2 stops London Heathrow Madrid Barajas

21:45 - 17:25IAD Washington, D.C. Dulles Intl-BHD Belfast City

14h 40m1 stop London Heathrow

£716British Airways

Thu, 21 Jan - Mon, 25 Jan

09:40 - 21:26BHD Belfast City-IAD Washington, D.C. Dulles Intl

16h 46m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

12:35 - 09:10IAD Washington, D.C. Dulles Intl-BHD Belfast City

15h 35m2 stops New York John F Kennedy Intl Amsterdam Schiphol

£718Delta

Thu, 26 Nov - Mon, 30 Nov

17:50 - 16:20BHD Belfast City-IAD Washington, D.C. Dulles Intl

27h 30m2 stops London Heathrow Madrid Barajas

19:14 - 15:55IAD Washington, D.C. Dulles Intl-BHD Belfast City

15h 41m2 stops Charlotte Douglas London Heathrow

£718British Airways

Thu, 21 Jan - Mon, 25 Jan

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British Airways flights from Belfast to District of Columbia

Our best British Airways deals on Belfast to District of Columbia flight tickets

British Airways

9 Mar

BHD06:35Belfast City

14h 05m

1 stop

IAD15:40Washington, D.C. Dulles Intl

14 Mar

IAD19:05Washington, D.C. Dulles Intl

11h 40m

1 stop

BHD10:45Belfast City

£684

British Airways

12 Nov

BHD06:30Belfast City

14h 10m

1 stop

IAD15:40Washington, D.C. Dulles Intl

16 Nov

IAD21:45Washington, D.C. Dulles Intl

13h 10m

1 stop

BHD15:55Belfast City

£692

British Airways

26 Nov

BHD20:00Belfast City

24h 40m

1 stop

IAD15:40Washington, D.C. Dulles Intl

30 Nov

IAD21:45Washington, D.C. Dulles Intl

11h 30m

1 stop

BHD14:15Belfast City

£700

Delta flights from Belfast to District of Columbia

Our best Delta deals on Belfast to District of Columbia flight tickets

Delta

12 Nov

BHD09:40Belfast City

11h 15m

1 stop

IAD15:55Washington, D.C. Dulles Intl

16 Nov

IAD18:20Washington, D.C. Dulles Intl

17h 25m

2 stops

BHD16:45Belfast City

£711

Delta

26 Nov

BHD09:40Belfast City

16h 46m

2 stops

IAD21:26Washington, D.C. Dulles Intl

30 Nov

IAD12:35Washington, D.C. Dulles Intl

15h 35m

2 stops

BHD09:10Belfast City

£718

Delta

9 Mar

BHD09:40Belfast City

11h 05m

1 stop

IAD15:45Washington, D.C. Dulles Intl

14 Mar

IAD11:05Washington, D.C. Dulles Intl

18h 05m

2 stops

BHD09:10Belfast City

£721

momondo Fare Finder

Use the filters below to find and compare flights from Belfast to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Thu 12/11

10:40-20:30

3 stops38h 50m

Washington, D.C. Dulles Intl

Mon 16/11

17:25-13:55

3 stops39h 30m

£650

Fastest return journey

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Tue 9/3

06:35-15:40

1 stop14h 05m

Washington, D.C. Dulles Intl

Sun 14/3

19:05-10:45

1 stop11h 40m

£684

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Thu 12/11

06:30-15:40

1 stop14h 10m

Washington, D.C. Dulles Intl

Mon 16/11

21:45-15:55

1 stop13h 10m

£692

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Thu 26/11

20:00-15:40

1 stop24h 40m

Washington, D.C. Dulles Intl

Mon 30/11

21:45-14:15

1 stop11h 30m

£700

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Thu 12/11

09:40-15:55

1 stop11h 15m

Washington, D.C. Dulles Intl

Mon 16/11

12:35-09:10

2 stops15h 35m

£710

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Thu 12/11

09:40-15:55

1 stop11h 15m

Washington, D.C. Dulles Intl

Mon 16/11

18:20-16:45

2 stops17h 25m

£711

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Thu 12/11

09:40-23:21

2 stops18h 41m

Washington, D.C. Dulles Intl

Mon 16/11

12:35-09:10

2 stops15h 35m

£715

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

21:45-17:25

1 stop14h 40m

£716

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Thu 26/11

09:40-21:26

2 stops16h 46m

Washington, D.C. Dulles Intl

Mon 30/11

12:35-09:10

2 stops15h 35m

£718

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

19:14-15:55

2 stops15h 41m

£718

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap Belfast to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to District of Columbia

Best price found	£650
Fastest flight time	17h 39m
Direct flights	None

The best flight deal from Belfast to District of Columbia found on momondo in the last 72 hours is £650

The fastest flight from Belfast to District of Columbia takes 17h 39m

There are no direct flights from Belfast to District of Columbia. There are no popular flight routes from Belfast to District of Columbia.

Search flight deals

Frequently asked questions about flying from Belfast to District of Columbia

When did momondo last update prices for flights from Belfast to District of Columbia?
Prices for flights from Belfast to District of Columbia were last updated today.
How old do you have to be to fly from Belfast to District of Columbia?
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 to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The necessary travel and health documents for your District of Columbia 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.

Frequently asked questions about flying from Belfast to District of Columbia

How do I get Price Alerts for flights from Belfast to District of Columbia?
Confirm your travel details to search for the latest offers for flights from Belfast to District of Columbia. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Belfast to District of Columbia with momondo?
By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to District of Columbia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Belfast to District of Columbia. momondo saves you time and could save you money on your trip.

Can I find flights from Belfast to District of Columbia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to District of Columbia from Belfast with this policy.

How can momondo help me find flights from Belfast to District of Columbia?

momondo provides multiple filters to help you find the best flight to District of Columbia from Belfast. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Belfast to District of Columbia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Belfast to District of Columbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.