How long does it take to fly to Belfast?

Flight times vary depending on what airport in Washington, D.C. you fly out of and what airport in Belfast you fly into. For example, flying from Baltimore to Belfast Intl Airport takes 10h 10m on average. On the other hand, flying from Washington, D.C. to Belfast Intl Airport takes 12h 44m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

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

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

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Belfast.

What documentation or ID do you need to fly to Belfast?

The necessary travel and health documents for your Belfast 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.

$272 Cheap Flights from Washington, D.C. to Belfast in 2026/27

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

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:55 pm - 10:05 amBWI Baltimore/Washington-BHD Belfast City

10h 10m1 stop London Heathrow

10:00 am - 5:05 pmBHD Belfast City-BWI Baltimore/Washington

12h 05m1 stop London Heathrow

$624British Airways

Wed, Oct 28 - Tue, Nov 3

10:55 pm - 4:55 pmIAD Washington, D.C. Dulles Intl-BHD Belfast City

14h 00m1 stop London Heathrow

10:00 am - 7:55 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

14h 55m1 stop London Heathrow

$639British Airways

Wed, Oct 28 - Tue, Nov 3

10:55 pm - 1:15 pmIAD Washington, D.C. Dulles Intl-BHD Belfast City

10h 20m1 stop London Heathrow

6:35 am - 3:40 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

14h 05m1 stop London Heathrow

$682British Airways

Wed, Oct 28 - Tue, Nov 3

7:40 pm - 4:25 pmBWI Baltimore/Washington-BFS Belfast Intl

15h 45m2 stops Reykjavik Keflavik Intl Manchester

10:00 pm - 6:40 pmBFS Belfast Intl-BWI Baltimore/Washington

25h 40m3 stops Manchester Dublin Reykjavik Keflavik Intl

$785Multiple Airlines

Mon, Nov 23 - Sun, Nov 29

8:40 pm - 7:10 pmBWI Baltimore/Washington-BFS Belfast Intl

18h 30m2 stops Reykjavik Keflavik Intl Glasgow Intl

7:20 am - 6:40 pmBFS Belfast Intl-BWI Baltimore/Washington

16h 20m2 stops Glasgow Intl Reykjavik Keflavik Intl

$793Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

8:40 pm - 7:10 pmIAD Washington, D.C. Dulles Intl-BFS Belfast Intl

18h 30m2 stops Reykjavik Keflavik Intl Glasgow Intl

7:20 am - 6:30 pmBFS Belfast Intl-IAD Washington, D.C. Dulles Intl

16h 10m2 stops Glasgow Intl Reykjavik Keflavik Intl

$793Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

7:40 pm - 4:25 pmBWI Baltimore/Washington-BFS Belfast Intl

15h 45m2 stops Reykjavik Keflavik Intl Manchester

10:00 pm - 6:40 pmBFS Belfast Intl-BWI Baltimore/Washington

25h 40m3 stops Manchester Dublin Reykjavik Keflavik Intl

$802Multiple Airlines

Mon, Nov 23 - Sun, Nov 29

8:40 pm - 8:55 pmIAD Washington, D.C. Dulles Intl-BFS Belfast Intl

20h 15m2 stops Reykjavik Keflavik Intl Glasgow Intl

7:50 pm - 3:45 pmBFS Belfast Intl-IAD Washington, D.C. Dulles Intl

24h 55m3 stops Edinburgh Turnhouse Dublin Amsterdam Schiphol

$808Multiple Airlines

Sat, Oct 31 - Sat, Nov 7

7:40 pm - 8:15 pmIAD Washington, D.C. Dulles Intl-BFS Belfast Intl

19h 35m2 stops Reykjavik Keflavik Intl Manchester

7:45 pm - 3:45 pmBFS Belfast Intl-IAD Washington, D.C. Dulles Intl

25h 00m2 stops Liverpool J. Lennon Dublin

$810Multiple Airlines

Mon, Nov 23 - Sun, Nov 29

7:40 pm - 7:10 pmBWI Baltimore/Washington-BFS Belfast Intl

18h 30m3 stops Reykjavik Keflavik Intl Dublin Manchester

9:15 pm - 6:40 pmBFS Belfast Intl-BWI Baltimore/Washington

26h 25m3 stops London Luton Dublin Reykjavik Keflavik Intl

$823Multiple Airlines

Mon, Nov 23 - Sun, Nov 29

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

Our best British Airways deals on Washington, D.C. to Belfast flight tickets

British Airways

Oct 28

BWI7:55 pmBaltimore/Washington

10h 10m

1 stop

BHD10:05 amBelfast City

Nov 3

BHD10:00 amBelfast City

12h 05m

1 stop

BWI5:05 pmBaltimore/Washington

$624

British Airways

Oct 28

IAD10:55 pmWashington, D.C. Dulles Intl

14h 00m

1 stop

BHD4:55 pmBelfast City

Nov 3

BHD10:00 amBelfast City

14h 55m

1 stop

IAD7:55 pmWashington, D.C. Dulles Intl

$639

British Airways

Oct 28

IAD10:55 pmWashington, D.C. Dulles Intl

10h 20m

1 stop

BHD1:15 pmBelfast City

Nov 3

BHD6:35 amBelfast City

14h 05m

1 stop

IAD3:40 pmWashington, D.C. Dulles Intl

$682

Virgin Atlantic flights from Washington, D.C. to Belfast

Our best Virgin Atlantic deals on Washington, D.C. to Belfast flight tickets

Virgin Atlantic

Oct 28

IAD7:15 pmWashington, D.C. Dulles Intl

17h 30m

1 stop

BHD4:45 pmBelfast City

Nov 3

BHD9:40 amBelfast City

11h 05m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

$881

Virgin Atlantic

Oct 28

IAD7:15 pmWashington, D.C. Dulles Intl

9h 55m

1 stop

BHD9:10 amBelfast City

Nov 3

BHD9:40 amBelfast City

20h 02m

2 stops

IAD12:42 amWashington, D.C. Dulles Intl

$891

Virgin Atlantic

Dec 30

IAD10:43 amWashington, D.C. Dulles Intl

17h 27m

2 stops

BHD9:10 amBelfast City

Jan 6

BHD5:20 pmBelfast City

27h 25m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

$918

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BaltimoreBelfast

BWI Baltimore/Washington - BHD Belfast City

BWIBHD

Baltimore/Washington

Wed 10/28

7:55 pm-10:05 am

1 stop10h 10m

Belfast City

Tue 11/3

10:00 am-5:05 pm

1 stop12h 05m

$624

Washington, D.C.Belfast

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

IADBHD

Washington, D.C. Dulles Intl

Wed 10/28

10:55 pm-4:55 pm

1 stop14h 00m

Belfast City

Tue 11/3

10:00 am-7:55 pm

1 stop14h 55m

$639

Washington, D.C.Belfast

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

IADBHD

Washington, D.C. Dulles Intl

Wed 10/28

10:55 pm-1:15 pm

1 stop10h 20m

Belfast City

Tue 11/3

6:35 am-3:40 pm

1 stop14h 05m

$682

BaltimoreBelfast

BWI Baltimore/Washington - BFS Belfast Intl

BWIBFS

Baltimore/Washington

Mon 11/23

7:40 pm-4:25 pm

2 stops15h 45m

Belfast Intl

Sun 11/29

10:00 pm-6:40 pm

3 stops25h 40m

$785

BaltimoreBelfast

BWI Baltimore/Washington - BFS Belfast Intl

BWIBFS

Baltimore/Washington

Thu 10/29

8:40 pm-7:10 pm

2 stops18h 30m

Belfast Intl

Thu 11/5

7:20 am-6:40 pm

2 stops16h 20m

$793

Washington, D.C.Belfast

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

IADBFS

Washington, D.C. Dulles Intl

Thu 10/29

8:40 pm-7:10 pm

2 stops18h 30m

Belfast Intl

Thu 11/5

7:20 am-6:30 pm

2 stops16h 10m

$793

BaltimoreBelfast

BWI Baltimore/Washington - BFS Belfast Intl

BWIBFS

Baltimore/Washington

Mon 11/23

7:40 pm-4:25 pm

2 stops15h 45m

Belfast Intl

Sun 11/29

10:00 pm-6:40 pm

3 stops25h 40m

$802

Washington, D.C.Belfast

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

IADBFS

Washington, D.C. Dulles Intl

Sat 10/31

8:40 pm-8:55 pm

2 stops20h 15m

Belfast Intl

Sat 11/7

7:50 pm-3:45 pm

3 stops24h 55m

$808

Washington, D.C.Belfast

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

IADBFS

Washington, D.C. Dulles Intl

Mon 11/23

7:40 pm-8:15 pm

2 stops19h 35m

Belfast Intl

Sun 11/29

7:45 pm-3:45 pm

2 stops25h 00m

$810

BaltimoreBelfast

BWI Baltimore/Washington - BFS Belfast Intl

BWIBFS

Baltimore/Washington

Mon 11/23

7:40 pm-7:10 pm

3 stops18h 30m

Belfast Intl

Sun 11/29

9:15 pm-6:40 pm

3 stops26h 25m

$823

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Belfast

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

Airlines

Other information

What is the cheapest airline that flies from Washington, D.C. to Belfast?

KLM, Aer Lingus, and Virgin Atlantic are the most popular carriers operating from Washington, D.C. to Belfast

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

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

Best Price Found	$272
Fastest flight time	9h 50m
Direct flights	None

The best one-way flight to Belfast from Washington, D.C. in the past 72 hours is $272. The best round-trip flight deal from Washington, D.C. to Belfast found on momondo in the last 72 hours is $624.

The fastest flight from Washington, D.C. to Belfast takes 9h 50m

There are no direct flights from Washington, D.C. to Belfast. There are no popular flight routes from Washington, D.C. to Belfast.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Belfast

How far is Washington, D.C. to Belfast by plane?
Washington, D.C. and Belfast are 3373.5 mi apart from one another. In terms of flight time, this usually takes a little over 9h 50m.
When did momondo last update prices for flights from Washington, D.C. to Belfast?
Prices for flights from Washington, D.C. to Belfast refresh daily.
How old do you have to be to fly from Washington, D.C. to Belfast?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Belfast.
What documentation or ID do you need to fly to Belfast?
The necessary travel and health documents for your Belfast 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.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Belfast for you.

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

Yes. All flights to Belfast from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Belfast from Washington, D.C..

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

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

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Cheap flights from Washington, D.C. to Belfast from $272

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Belfast departing on 10/12. 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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Filter for what you want

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

Our best British Airways deals on Washington, D.C. to Belfast flight tickets

Virgin Atlantic flights from Washington, D.C. to Belfast

Our best Virgin Atlantic deals on Washington, D.C. to Belfast flight tickets

momondo Fare Finder

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See travel insights to Belfast from

How to get the cheapest flight ticket from Washington, D.C. to Belfast

What is the cheapest airline that flies from Washington, D.C. to Belfast?

How long does it take to fly to Belfast?

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. to Belfast

Why use momondo?

An easier way to manage your Belfast trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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