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Cheap flights from Washington, D.C. to Belfast from $340

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 6/19. 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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Easily compare round-trip flights from Washington, D.C. to Belfast

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Washington, D.C. to Belfast by changing tabs
British Airways
Oct 8
IAD10:45 pmWashington, D.C. Dulles Intl
13h 40m
1 stop
BHD5:25 pmBelfast City
Oct 17
BHD12:45 pmBelfast City
12h 45m
1 stop
IAD8:30 pmWashington, D.C. Dulles Intl
American Airlines
Oct 8
IAD5:31 pmWashington, D.C. Dulles Intl
16h 49m
2 stops
BHD3:20 pmBelfast City
Oct 17
BHD2:10 pmBelfast City
11h 20m
1 stop
IAD8:30 pmWashington, D.C. Dulles Intl
Delta
Sep 24
IAD1:15 pmWashington, D.C. Dulles Intl
22h 35m
2 stops
BHD4:50 pmBelfast City
Sep 30
BHD5:20 pmBelfast City
27h 40m
1 stop
IAD4:00 pmWashington, D.C. Dulles Intl
Multiple Airlines
Oct 8
IAD8:30 pmWashington, D.C. Dulles Intl
16h 10m
2 stops
BFS5:40 pmBelfast Intl
Oct 16
BFS9:40 pmBelfast Intl
25h 00m
2 stops
IAD5:40 pmWashington, D.C. Dulles Intl
Iberia
Oct 4
DCA5:33 pmWashington, D.C. Reagan-National
16h 52m
2 stops
BHD3:25 pmBelfast City
Oct 11
BHD10:10 amBelfast City
18h 09m
2 stops
DCA11:19 pmWashington, D.C. Reagan-National
British Airways
Oct 8
BWI9:25 pmBaltimore/Washington
12h 55m
1 stop
BHD3:20 pmBelfast City
Oct 17
BHD12:45 pmBelfast City
11h 55m
1 stop
BWI7:40 pmBaltimore/Washington

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

If you're looking for one-way flights from Washington, D.C. to Belfast, view some of our deals below provided by British Airways and Iberia
Multiple Airlines
Jun 19
BWI3:27 pmBaltimore/Washington
44h 58m
2 stops
BFS5:25 pmBelfast Intl
Iberia
Jul 2
IAD10:45 pmWashington, D.C. Dulles Intl
13h 40m
1 stop
BHD5:25 pmBelfast City
British Airways
Jun 19
DCA7:16 pmWashington, D.C. Reagan-National
15h 19m
2 stops
BHD3:35 pmBelfast City

Search last-minute flights to Belfast from Washington, D.C.

Find and compare round-trip flight prices for your last-minute flight from Washington, D.C. to Belfast
Virgin Atlantic
Apr 24
IAD5:50 pmWashington, D.C. Dulles Intl
18h 00m
1 stop
BHD4:50 pmBelfast City
Apr 28
BHD5:20 pmBelfast City
27h 15m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Delta
Apr 24
DCA2:00 pmWashington, D.C. Reagan-National
21h 50m
2 stops
BHD4:50 pmBelfast City
Apr 28
BHD5:20 pmBelfast City
30h 57m
2 stops
DCA7:17 pmWashington, D.C. Reagan-National
Lufthansa
Apr 24
IAD6:00 pmWashington, D.C. Dulles Intl
15h 50m
1 stop
BHD2:50 pmBelfast City
Apr 28
BHD10:15 amBelfast City
34h 50m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
KLM
Apr 24
IAD9:40 amWashington, D.C. Dulles Intl
26h 10m
2 stops
BHD4:50 pmBelfast City
Apr 28
BHD5:20 pmBelfast City
27h 15m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
American Airlines
Apr 26
IAD12:00 pmWashington, D.C. Dulles Intl
22h 25m
2 stops
BHD3:25 pmBelfast City
May 4
BHD6:50 amBelfast City
17h 52m
2 stops
IAD7:42 pmWashington, D.C. Dulles Intl
Virgin Atlantic
Apr 24
IAD5:50 pmWashington, D.C. Dulles Intl
18h 00m
1 stop
BHD4:50 pmBelfast City
Apr 28
BHD5:20 pmBelfast City
27h 15m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl

Best airlines flying from Washington, D.C. to Belfast

Compare and see reviews for airlines that fly from Washington, D.C. to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $624Free CancellationRating
6.8
6,935 reviews
Search British Airways flights
American AirlinesPriceFrom $626Free CancellationRating
7.3
14,954 reviews
Search American Airlines flights

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

Our best American Airlines deals on Washington, D.C. to Belfast flight tickets
American Airlines
Oct 8
IAD5:31 pmWashington, D.C. Dulles Intl
16h 49m
2 stops
BHD3:20 pmBelfast City
Oct 17
BHD2:10 pmBelfast City
11h 20m
1 stop
IAD8:30 pmWashington, D.C. Dulles Intl
American Airlines
Oct 8
IAD5:31 pmWashington, D.C. Dulles Intl
16h 49m
2 stops
BHD3:20 pmBelfast City
Oct 17
BHD6:35 amBelfast City
17h 40m
2 stops
IAD7:15 pmWashington, D.C. Dulles Intl
American Airlines
Aug 27
IAD10:45 pmWashington, D.C. Dulles Intl
13h 40m
1 stop
BHD5:25 pmBelfast City
Sep 11
BHD6:50 amBelfast City
21h 57m
2 stops
IAD11:47 pmWashington, D.C. Dulles Intl

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 8
IAD10:45 pmWashington, D.C. Dulles Intl
13h 40m
1 stop
BHD5:25 pmBelfast City
Oct 17
BHD12:45 pmBelfast City
12h 45m
1 stop
IAD8:30 pmWashington, D.C. Dulles Intl
British Airways
Sep 24
IAD5:55 pmWashington, D.C. Dulles Intl
10h 10m
1 stop
BHD9:05 amBelfast City
Sep 30
BHD7:30 pmBelfast City
30h 00m
1 stop
IAD8:30 pmWashington, D.C. Dulles Intl
British Airways
Aug 27
IAD10:45 pmWashington, D.C. Dulles Intl
13h 40m
1 stop
BHD5:25 pmBelfast City
Sep 11
BHD9:50 amBelfast City
10h 45m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl

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

What is the cheapest month to fly from Washington, D.C. to Belfast?

January. The cheapest time of year to fly to Belfast from Washington, D.C. is January. Most expensive is February

What is the cheapest day to depart Washington, D.C. for Belfast?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Monday

When is the cheapest time to fly from Washington, D.C. to Belfast?

In the afternoon. Washington, D.C. to Belfast flights are approximately 17% more expensive in the evening than in the afternoon

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

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

What is the cheapest Washington, D.C. to Belfast flight route?

Washington, D.C. Dulles Intl - Belfast City. Fly from Washington, D.C. Dulles Intl to Belfast City for the best Washington, D.C. - Belfast flight prices

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

$340

Fastest flight time

10h 10m

Direct flights

None

Airports in Belfast

2 airports
The best one-way flight to Belfast from Washington, D.C. in the past 72 hours is $340. The best round-trip flight deal from Washington, D.C. to Belfast found on momondo in the last 72 hours is $608.
The fastest flight from Washington, D.C. to Belfast takes 10h 10m
There are no direct flights from Washington, D.C. to Belfast. Popular non-direct routes for this connection are Baltimore/Washington Airport - Belfast City Airport, Baltimore/Washington Airport - Belfast Intl Airport and Washington, D.C. Dulles Intl Airport - Belfast Intl Airport.
There are 2 airports near Belfast: Belfast Intl (BFS), Belfast City (BHD)

  • 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 10h 10m.

  • 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 many operators does momondo search for flights from Washington, D.C. to Belfast?

  • 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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Find better results for your stay in the United Kingdom

Fly into one of these airports located in Belfast
Airports listed have a maximum distance of 12.2 mi from Belfast