£464 Find Cheap Flights from Washington Dulles Airport to Northern Ireland

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Northern Ireland departing on 7/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Northern Ireland

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Northern Ireland, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Northern Ireland, as well as popular online travel agencies
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Best Northern Ireland Flight Deals from Dulles Intl

Cheapest return prices found by our users on KAYAK in the last 72 hours
Belfast
Belfast1 stop£464
Belfast
Belfast1 stop£464

Cheap Flights from Dulles Intl to Northern Ireland

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Dulles Intl to Northern Ireland that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Dulles Intl to Northern Ireland

Sat, 6 Sep - Sat, 20 Dec
American Airlines Logo
19:25 - 15:05IAD-BHD
14h 40m1 stop
American Airlines Logo
09:10 - 15:35BHD-IAD
11h 25m1 stop
£464American Airlines
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Fri, 5 Sep - Mon, 8 Sep
British Airways Logo
17:50 - 08:50IAD-BHD
10h 00m1 stop
British Airways Logo
19:30 - 15:00BHD-IAD
24h 30m2 stops
£473British Airways
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Wed, 8 Oct - Sun, 12 Oct
British Airways Logo
19:25 - 11:55IAD-BHD
11h 30m1 stop
British Airways Logo
20:05 - 15:00BHD-IAD
23h 55m2 stops
£474British Airways
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Fri, 3 Oct - Sun, 12 Oct
British Airways Logo
22:45 - 18:15IAD-BHD
14h 30m1 stop
British Airways Logo
20:05 - 15:00BHD-IAD
23h 55m2 stops
£476British Airways
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Fri, 5 Sep - Mon, 8 Sep
Delta Logo
20:23 - 16:55IAD-BHD
15h 32m2 stops
Delta Logo
06:30 - 19:43BHD-IAD
18h 13m2 stops
£531Delta
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Fri, 1 Aug - Thu, 7 Aug
KLM Logo
20:31 - 16:55IAD-BHD
15h 24m2 stops
KLM Logo
06:30 - 15:35BHD-IAD
14h 05m1 stop
£555KLM
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Fri, 1 Aug - Thu, 7 Aug
Delta Logo
20:31 - 16:55IAD-BHD
15h 24m2 stops
Delta Logo
06:30 - 16:43BHD-IAD
15h 13m2 stops
£562Delta
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Fri, 3 Oct - Sun, 12 Oct
Logo
18:10 - 21:10IAD-BFS
22h 00m2 stops
Logo
08:40 - 13:30BFS-IAD
33h 50m2 stops
£585
Find Deal
Fri, 1 Aug - Sat, 9 Aug
KLM Logo
20:31 - 16:55IAD-BHD
15h 24m2 stops
KLM Logo
06:30 - 15:35BHD-IAD
14h 05m1 stop
£599KLM
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Wed, 8 Oct - Sun, 12 Oct
Logo
17:37 - 13:30IAD-BHD
14h 53m2 stops
Logo
13:00 - 09:38BHD-IAD
25h 38m2 stops
£616
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KAYAK's insights & trends for Dulles Intl to Northern Ireland flights

Get data-powered insights and trends into flights from Dulles Intl to Northern Ireland to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Washington, D.C. Dulles Intl Airport to Northern Ireland?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest return tickets from Washington, D.C. Dulles Intl Airport to Northern Ireland were found on American Airlines (£464) and British Airways (£473).

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Good to know - Cheap tickets from Washington Dulles Airport to Northern Ireland

Low seasonOctober
High seasonJuly
Best time to beat the crowds (29% less expensive on average)
Most popular time to fly (33% more expensive on average)

FAQs - booking Northern Ireland flights

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to Northern Ireland?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to Northern Ireland.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to Northern Ireland?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington Dulles Airport to Northern Ireland is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington Dulles Airport to Northern Ireland?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Washington Dulles Airport to Northern Ireland with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to Northern Ireland?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington Dulles Airport to Northern Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Dulles Intl to Northern Ireland

Information on your arrival and departure airports

Washington Dulles Airport (IAD)

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