£262 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 5/3. 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, 0 bags

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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Book Cheap Dulles Intl to Northern Ireland Plane Tickets

 
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

Wed, 11 Mar - Wed, 18 Mar
Multiple Airlines Logo
20:40 - 22:20
IAD
-
BFS
21h 40m
2 stops
Multiple Airlines Logo
06:30 - 19:30
BFS
-
IAD
17h 00m
2 stops
£400Multiple Airlines
Wed, 4 Mar - Mon, 9 Mar
British Airways Logo
18:20 - 09:10
IAD
-
BHD
9h 50m
1 stop
British Airways Logo
09:15 - 16:35
BHD
-
IAD
11h 20m
1 stop
£470British Airways
Wed, 4 Mar - Sun, 8 Mar
British Airways Logo
18:20 - 10:15
IAD
-
BHD
10h 55m
1 stop
British Airways Logo
17:35 - 16:35
BHD
-
IAD
27h 00m
1 stop
£473British Airways
Wed, 4 Mar - Sun, 8 Mar
British Airways Logo
18:20 - 09:10
IAD
-
BHD
9h 50m
1 stop
British Airways Logo
12:10 - 20:55
BHD
-
IAD
12h 45m
1 stop
£474British Airways
Thu, 5 Mar - Thu, 12 Mar
British Airways Logo
21:45 - 18:50
IAD
-
BHD
16h 05m
1 stop
British Airways Logo
06:35 - 16:35
BHD
-
IAD
14h 00m
1 stop
£476British Airways
Sat, 9 May - Sun, 17 May
British Airways Logo
19:15 - 12:25
IAD
-
BHD
12h 10m
1 stop
British Airways Logo
06:30 - 17:25
BHD
-
IAD
15h 55m
1 stop
£481British Airways
Thu, 2 Apr - Tue, 7 Apr
British Airways Logo
17:40 - 10:10
IAD
-
BHD
11h 30m
1 stop
British Airways Logo
20:25 - 17:25
BHD
-
IAD
26h 00m
1 stop
£483British Airways
Thu, 5 Feb - Sun, 8 Feb
Virgin Atlantic Logo
18:05 - 16:50
IAD
-
BHD
17h 45m
1 stop
Virgin Atlantic Logo
17:20 - 16:05
BHD
-
IAD
27h 45m
1 stop
£489Virgin Atlantic
Thu, 5 Feb - Mon, 9 Feb
Delta Logo
12:32 - 16:50
IAD
-
BHD
23h 18m
2 stops
Delta Logo
17:20 - 16:05
BHD
-
IAD
27h 45m
1 stop
£492Delta
Thu, 5 Feb - Mon, 9 Feb
Delta Logo
12:32 - 16:50
IAD
-
BHD
23h 18m
2 stops
Delta Logo
17:20 - 23:06
BHD
-
IAD
34h 46m
2 stops
£500Delta
Booking Insights

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.

How long does a flight from Washington, D.C. Dulles Intl Airport to Northern Ireland take?

The duration of a flight to Northern Ireland depends on your arrival airport. The shortest route to Northern Ireland from Washington, D.C. Dulles Intl Airport is to Belfast, which takes 10h 55m.

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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)