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Cheap flights from Washington, D.C. to Belfast from £270

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 8/1. 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.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. to Belfast.

Cheap last-minute flights

Planning a quick getaway from Washington, D.C. to Belfast? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Belfast, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Washington, D.C. to Belfast

Find recent round-trip train or bus tickets from Washington, D.C. to Belfast.

All round-trip flight deals to Belfast

The cheapest plane tickets to Belfast found on KAYAK recently.
17:30 - 17:00IAD-BFS
18h 30m2 stops
11:00 - 14:00BFS-IAD
31h 00m2 stops
Tue, 4 Mar - Sun, 9 Mar
22:55 - 14:00IAD-BHD
11h 05m1 stop
19:30 - 20:45BHD-IAD
29h 15m1 stop
£510British Airways
Find Deal
Thu, 13 Mar - Mon, 17 Mar
18:00 - 10:30IAD-BHD
11h 30m1 stop
19:25 - 15:35BHD-IAD
25h 10m1 stop
£511British Airways
Find Deal
Fri, 17 Jan - Tue, 21 Jan
18:00 - 10:30IAD-BHD
11h 30m1 stop
09:10 - 16:35BHD-IAD
11h 25m1 stop
£513Iberia
Find Deal
Tue, 4 Mar - Sun, 9 Mar
21:55 - 16:45IAD-BHD
13h 50m1 stop
09:10 - 15:35BHD-IAD
11h 25m1 stop
£514American Airlines
Find Deal
Tue, 21 Jan - Mon, 27 Jan
17:26 - 13:35IAD-BHD
15h 09m2 stops
09:10 - 16:35BHD-IAD
11h 25m1 stop
£517American Airlines
Find Deal
Tue, 4 Mar - Sun, 9 Mar
19:59 - 21:00IAD-BHD
21h 01m2 stops
06:30 - 16:45BHD-IAD
14h 15m1 stop
£544Delta
Find Deal
Thu, 13 Mar - Mon, 17 Mar
17:16 - 16:50IAD-BHD
18h 34m2 stops
06:30 - 15:45BHD-IAD
14h 15m1 stop
£545Delta
Find Deal
Thu, 16 Jan - Mon, 20 Jan
17:25 - 21:20IAD-BHD
22h 55m1 stop
17:20 - 15:35BHD-IAD
27h 15m1 stop
£621KLM
Find Deal
Mon, 19 May - Mon, 2 Jun
19:50 - 16:55IAD-BHD
16h 05m2 stops
17:20 - 15:35BHD-IAD
27h 15m1 stop
£770KLM
Find Deal
Mon, 19 May - Mon, 2 Jun
19:38 - 19:35BWI-BHD
42h 57m3 stops
Wed, 8 Jan
18:10 - 19:20BWI-BHD
20h 10m2 stops
Wed, 8 Jan
20:30 - 14:15BWI-BHD
12h 45m1 stop
£315British Airways
Find Deal
Wed, 8 Jan
06:55 - 11:05BWI-BFS
47h 10m3 stops
Wed, 1 Jan
18:10 - 15:40BWI-BFS
40h 30m2 stops
Wed, 1 Jan
18:10 - 15:00BWI-BHD
39h 50m2 stops
Wed, 1 Jan
06:55 - 13:45BWI-BHD
49h 50m3 stops
Wed, 1 Jan
20:30 - 20:15BWI-BHD
18h 45m1 stop
£728British Airways
Find Deal
Wed, 1 Jan

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

Our best British Airways deals on Washington, D.C. to Belfast flight tickets
British Airways
13 Mar
IAD22:55Washington, D.C. Dulles Intl
11h 05m
1 stop
BHD14:00Belfast City
17 Mar
BHD19:30Belfast City
29h 15m
1 stop
IAD20:45Washington, D.C. Dulles Intl
British Airways
17 Jan
IAD18:00Washington, D.C. Dulles Intl
11h 30m
1 stop
BHD10:30Belfast City
21 Jan
BHD19:25Belfast City
25h 10m
1 stop
IAD15:35Washington, D.C. Dulles Intl
British Airways
9 Jan
IAD21:55Washington, D.C. Dulles Intl
11h 05m
1 stop
BHD14:00Belfast City
13 Jan
BHD06:35Belfast City
14h 00m
1 stop
IAD15:35Washington, D.C. Dulles Intl

Delta flights from Washington, D.C. to Belfast

Our best Delta deals on Washington, D.C. to Belfast flight tickets
Delta
13 Mar
IAD19:59Washington, D.C. Dulles Intl
21h 01m
2 stops
BHD21:00Belfast City
17 Mar
BHD06:30Belfast City
14h 15m
1 stop
IAD16:45Washington, D.C. Dulles Intl
Delta
16 Jan
IAD17:16Washington, D.C. Dulles Intl
18h 34m
2 stops
BHD16:50Belfast City
20 Jan
BHD06:30Belfast City
14h 15m
1 stop
IAD15:45Washington, D.C. Dulles Intl
Delta
9 Jan
IAD17:35Washington, D.C. Dulles Intl
22h 25m
1 stop
BHD21:00Belfast City
13 Jan
BHD06:30Belfast City
21h 46m
2 stops
IAD23:16Washington, 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 typical price of a round-trip flight between Washington, D.C. and Belfast?

What is the cheapest month to fly to Belfast?

The cheapest month to fly to Belfast from Washington, D.C. is in October. Flight prices, which tend to average around £490, 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 October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of £513.

Can stopping save me money on Washington, D.C. to Belfast flights?

You could potentially save up to 5% on your flight if you consider stops on a Washington, D.C. to Belfast flight.

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

£270

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 £270. The best return flight deal from Washington, D.C. to Belfast found on momondo in the last 72 hours is £509.
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, 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?

    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