$630 Find Cheap Flights from Northern Ireland to Washington Dulles Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Dulles Intl departing on 7/12. 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

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Everything you should know

Cheapest round-trip
$890
Multiple Airlines
Sun 3/15Sun 3/22
BFS - IAD • 3 stops
Cheapest one-way
$630
Multiple Airlines
Sun 7/12
BFS - IAD • 3 stops
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We hope you love your trip to Dulles Intl!
Flight Deals
Useful Info
Flight Deals

Cheap Flights from Northern Ireland to Dulles Intl

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Northern Ireland to Dulles Intl 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 round-trip flight deals from Northern Ireland to Dulles Intl

Sun, Mar 15 - Sun, Mar 22
Multiple Airlines Logo
10:45 pm - 3:35 pm
BFS
-
IAD
44h 50m
3 stops
Multiple Airlines Logo
11:30 pm - 6:55 pm
IAD
-
BFS
15h 25m
2 stops
$890Multiple Airlines
Sun, Mar 15 - Sun, Mar 22
Multiple Airlines Logo
10:45 pm - 3:35 pm
BFS
-
IAD
44h 50m
3 stops
Multiple Airlines Logo
8:40 pm - 9:55 pm
IAD
-
BFS
21h 15m
3 stops
$950Multiple Airlines
Thu, Mar 5 - Mon, Mar 9
British Airways Logo
8:00 pm - 7:55 pm
BHD
-
IAD
28h 55m
1 stop
British Airways Logo
10:45 pm - 2:15 pm
IAD
-
BHD
11h 30m
1 stop
$1,011British Airways
Thu, Mar 5 - Mon, Mar 9
British Airways Logo
9:05 am - 7:55 pm
BHD
-
IAD
15h 50m
1 stop
British Airways Logo
7:20 pm - 10:40 am
IAD
-
BHD
11h 20m
1 stop
$1,012British Airways
Thu, Mar 5 - Mon, Mar 9
British Airways Logo
6:35 am - 3:35 pm
BHD
-
IAD
14h 00m
1 stop
British Airways Logo
4:46 pm - 10:40 am
IAD
-
BHD
13h 54m
2 stops
$1,045British Airways
Thu, Mar 5 - Mon, Mar 9
British Airways Logo
11:05 am - 7:55 pm
BHD
-
IAD
13h 50m
1 stop
British Airways Logo
2:03 pm - 10:40 am
IAD
-
BHD
16h 37m
2 stops
$1,046British Airways
Sun, Mar 15 - Sun, Mar 22
Multiple Airlines Logo
11:05 pm - 9:05 pm
BFS
-
IAD
26h 00m
2 stops
Multiple Airlines Logo
11:30 pm - 6:55 pm
IAD
-
BFS
15h 25m
2 stops
$1,097Multiple Airlines
Thu, Mar 5 - Mon, Mar 9
British Airways Logo
10:35 am - 7:30 pm
BHD
-
IAD
13h 55m
2 stops
British Airways Logo
7:20 pm - 12:15 pm
IAD
-
BHD
12h 55m
2 stops
$1,212British Airways
Sun, Mar 1 - Fri, Mar 6
KLM Logo
6:30 am - 4:05 pm
BHD
-
IAD
14h 35m
1 stop
KLM Logo
6:50 pm - 4:50 pm
IAD
-
BHD
17h 00m
2 stops
$5,566KLM
Sun, Mar 1 - Fri, Mar 6
Virgin Atlantic Logo
6:30 am - 4:05 pm
BHD
-
IAD
14h 35m
1 stop
Virgin Atlantic Logo
6:05 pm - 4:50 pm
IAD
-
BHD
17h 45m
1 stop
$5,950Virgin Atlantic
Useful Info

FAQs for booking Northern Ireland to Washington Dulles Airport flights

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

    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 Northern Ireland to Washington Dulles Airport.

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

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

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

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

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

    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 to Washington Dulles Airport from Northern Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Dulles Intl?

Book flights to Dulles Intl if you plan to visit one of these locations
Winchester
Linthicum Heights
Hanover
Springfield
Gaithersburg
Towson
Martinsburg
Oxon Hill
Owings Mills
Charles Town
Glen Burnie
Greenbelt
Ellicott City
Edgewood
Colonial Beach
Pikesville
Lutherville Timonium
Hunt Valley
Camp Springs
Stevensville

Everything you need to know for your flight to Dulles Intl

Information on your arrival and departure airports

Washington Dulles Airport (IAD)