£408 Find Cheap Flights from Washington, D.C. to Northern Ireland

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from Washington, D.C. to Northern Ireland departing on 16/9. 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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Cheap Flights from Washington, D.C. to Northern Ireland

Cheapest return prices found by our users on KAYAK in the last 72 hours
Belfast
Belfast2 stops£408
Belfast
Belfast2 stops£408

Book Cheap Washington, D.C. 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 Washington, D.C. 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 Washington, D.C. to Northern Ireland

Tue, 16 Sep - Mon, 22 Sep
 Logo
18:50 - 23:10BWI-BFS
23h 20m2 stops
 Logo
06:45 - 17:40BFS-BWI
15h 55m2 stops
Sat, 13 Sep - Sat, 20 Sep
 Logo
18:50 - 23:05BWI-BFS
23h 15m2 stops
 Logo
06:55 - 17:40BFS-BWI
15h 45m2 stops
Tue, 2 Sep - Fri, 12 Sep
British Airways Logo
19:25 - 10:35IAD-BHD
10h 10m1 stop
British Airways Logo
20:05 - 15:00BHD-IAD
23h 55m2 stops
£468British Airways
Find Deal
Tue, 7 Oct - Sun, 12 Oct
British Airways Logo
19:25 - 13:00IAD-BHD
12h 35m1 stop
British Airways Logo
06:50 - 20:20BHD-IAD
18h 30m1 stop
£472British Airways
Find Deal
Mon, 1 Sep - Sun, 14 Sep
KLM Logo
17:25 - 21:15IAD-BHD
22h 50m1 stop
KLM Logo
06:30 - 15:35BHD-IAD
14h 05m1 stop
£534KLM
Find Deal
Sun, 17 Aug - Sun, 24 Aug
Delta Logo
20:23 - 21:15IAD-BHD
19h 52m2 stops
Delta Logo
06:30 - 15:35BHD-IAD
14h 05m1 stop
£537Delta
Find Deal
Mon, 1 Sep - Mon, 15 Sep
Delta Logo
20:23 - 21:15IAD-BHD
19h 52m2 stops
Delta Logo
06:30 - 15:35BHD-IAD
14h 05m1 stop
£537Delta
Find Deal
Wed, 8 Oct - Sun, 12 Oct
Virgin Atlantic Logo
17:00 - 21:15DCA-BHD
23h 15m2 stops
Virgin Atlantic Logo
06:30 - 10:06BHD-DCA
32h 36m2 stops
£545Virgin Atlantic
Find Deal
Wed, 8 Oct - Sun, 12 Oct
Virgin Atlantic Logo
17:00 - 21:15DCA-BHD
23h 15m2 stops
Virgin Atlantic Logo
06:30 - 08:05BHD-DCA
30h 35m2 stops
£546Virgin Atlantic
Find Deal
Sun, 31 Aug - Sun, 14 Sep
KLM Logo
17:25 - 16:55IAD-BHD
18h 30m1 stop
KLM Logo
06:30 - 15:35BHD-IAD
14h 05m1 stop
£577KLM
Find Deal
Booking Insights

KAYAK's insights & trends for Washington, D.C. to Northern Ireland flights

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

What is the cheapest month to fly from Washington, D.C. to Northern Ireland?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Washington, D.C. to Northern Ireland, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Washington, D.C. to Northern Ireland is February, when tickets cost £467 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of return tickets is £931 and £773 respectively.


Good to know - Cheap tickets from Washington, D.C. to Northern Ireland

Low seasonOctober
Best time to beat the crowds (12% less expensive on average)
Most popular time to fly (35% more expensive on average)

FAQs - booking Northern Ireland flights

  • How does KAYAK find such low prices on flights from Washington, D.C. 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, D.C. to Northern Ireland.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington, D.C. 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, D.C. 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, D.C. 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, D.C. 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, D.C. 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 Washington, D.C. to Northern Ireland

Cabin class types available on flights to Northern Ireland

Cabin classes available on flights to Northern Ireland. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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