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Cheap flights from Washington, D.C. to Belfast from £300

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 9/8. 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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Find the cheapest flights from Washington, D.C. to Belfast

Cheap return flights

These are some of the best return flight deals from Washington, D.C. to Belfast that have been recently found on momondo from popular airlines, departing in the coming months.
American Airlines Logo
19:25 - 13:05IAD-BHD
12h 40m1 stop
American Airlines Logo
11:00 - 17:30BHD-IAD
11h 30m1 stop
£462American Airlines
Find Deal
Sun, 6 Jul - Sun, 24 Aug
American Airlines Logo
19:25 - 12:15IAD-BHD
11h 50m1 stop
American Airlines Logo
09:10 - 15:35BHD-IAD
11h 25m1 stop
£497American Airlines
Find Deal
Sat, 6 Sep - Sat, 20 Dec
British Airways Logo
20:19 - 17:15IAD-BHD
15h 56m2 stops
British Airways Logo
18:00 - 15:58BHD-IAD
26h 58m2 stops
£508British Airways
Find Deal
Sat, 6 Sep - Sat, 20 Dec
British Airways Logo
20:21 - 17:15BWI-BHD
15h 54m2 stops
British Airways Logo
11:15 - 00:31BHD-BWI
18h 16m2 stops
£508British Airways
Find Deal
Sat, 6 Sep - Sat, 20 Dec
 Logo
08:22 - 16:40IAD-BFS
27h 18m2 stops
 Logo
05:55 - 21:04BFS-IAD
20h 09m3 stops
Tue, 10 Jun - Tue, 17 Jun
KLM Logo
20:30 - 16:55IAD-BHD
15h 25m2 stops
KLM Logo
06:30 - 15:35BHD-IAD
14h 05m1 stop
£559KLM
Find Deal
Sun, 6 Jul - Sun, 24 Aug
Delta Logo
12:13 - 21:15IAD-BHD
28h 02m2 stops
Delta Logo
17:25 - 19:37BHD-IAD
31h 12m2 stops
£567Delta
Find Deal
Sun, 6 Jul - Sun, 24 Aug
Delta Logo
20:30 - 16:55IAD-BHD
39h 25m2 stops
Delta Logo
17:25 - 15:35BHD-IAD
27h 10m1 stop
£568Delta
Find Deal
Sat, 5 Jul - Sun, 24 Aug
 Logo
09:40 - 16:40DCA-BFS
26h 00m3 stops
 Logo
08:20 - 21:53BFS-DCA
18h 33m3 stops
Tue, 10 Jun - Tue, 17 Jun
KLM Logo
17:25 - 16:55IAD-BHD
18h 30m1 stop
KLM Logo
08:30 - 15:35BHD-IAD
12h 05m1 stop
£904KLM
Find Deal
Thu, 19 Jun - Tue, 24 Jun

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

Our best British Airways deals on Washington, D.C. to Belfast flight tickets
British Airways
1 May
IAD19:25Washington, D.C. Dulles Intl
12h 50m
1 stop
BHD13:15Belfast City
4 May
BHD13:00Belfast City
12h 10m
1 stop
IAD20:10Washington, D.C. Dulles Intl
British Airways
6 Sept
IAD20:19Washington, D.C. Dulles Intl
15h 56m
2 stops
BHD17:15Belfast City
20 Dec
BHD18:00Belfast City
26h 58m
2 stops
IAD15:58Washington, D.C. Dulles Intl
British Airways
6 Sept
IAD20:19Washington, D.C. Dulles Intl
15h 56m
2 stops
BHD17:15Belfast City
20 Dec
BHD09:10Belfast City
11h 25m
1 stop
IAD15:35Washington, D.C. Dulles Intl

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

Our best American Airlines deals on Washington, D.C. to Belfast flight tickets
American Airlines
6 Jul
IAD19:25Washington, D.C. Dulles Intl
12h 40m
1 stop
BHD13:05Belfast City
24 Aug
BHD11:00Belfast City
11h 30m
1 stop
IAD17:30Washington, D.C. Dulles Intl
American Airlines
6 Sept
IAD19:25Washington, D.C. Dulles Intl
11h 50m
1 stop
BHD12:15Belfast City
20 Dec
BHD09:10Belfast City
11h 25m
1 stop
IAD15:35Washington, D.C. Dulles Intl
American Airlines
30 Jul
IAD22:40Washington, D.C. Dulles Intl
11h 55m
1 stop
BHD15:35Belfast City
16 Aug
BHD07:05Belfast City
15h 30m
1 stop
IAD17:35Washington, D.C. Dulles Intl

See travel insights to Belfast from

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 to Belfast?

The cheapest month to fly to Belfast from Washington, D.C. is in January. Flight prices, which tend to average around £456, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belfast during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £461.

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

£300

Fastest flight time

9h 55m

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 £300. The best return flight deal from Washington, D.C. to Belfast found on momondo in the last 72 hours is £462.
The fastest flight from Washington, D.C. to Belfast takes 9h 55m
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, Washington, D.C. Reagan-National Airport - Belfast City 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?

    There are 3373.5 mi between Washington, D.C. and Belfast. Typically, this will take 9h 55m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. to Belfast are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Belfast.

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

    The travel and health documents required for your trip to Belfast can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

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

Finding the right flight to Belfast from Washington, D.C. 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 Belfast quick and easy, saving you time and money.

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 all potential Washington, D.C. to Belfast 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 Washington, D.C. to Belfast right now. Can momondo alert me if prices change?

Price alerts on flights to Belfast from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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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