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

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, D.C.. Visit our flight page for the latest deals!>/a>

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Northern Ireland is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Northern Ireland to Washington, D.C.?

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, D.C. with an airline and back to Northern Ireland with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Northern Ireland to Washington, D.C.?

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, D.C. from Northern Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$793 CHEAP FLIGHTS from Northern Ireland to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

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Cheapest round-trip

$793

Multiple Airlines

Fri 1/23Fri 1/30

BFS - IAD • 3 stops

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Flight Deals

Cheap Flights from Northern Ireland to Washington, D.C.

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Northern Ireland to Washington, D.C. 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.

Round-trip

Recent round-trip flight deals from Northern Ireland to Washington, D.C.

Fri, Jan 23 - Fri, Jan 30

10:00 am - 8:26 pm

BFS

IAD

39h 26m3 stops

10:30 pm - 10:00 pm

IAD

BFS

18h 30m2 stops

$793Multiple Airlines

Fri, Jan 23 - Fri, Jan 30

8:05 am - 6:30 pm

BFS

IAD

15h 25m2 stops

7:40 pm - 3:10 pm

IAD

BFS

14h 30m2 stops

$796Multiple Airlines

Thu, Mar 12 - Tue, Mar 17

7:00 am - 10:00 pm

BHD

IAD

43h 00m3 stops

8:40 pm - 5:15 pm

IAD

BHD

16h 35m2 stops

$812Multiple Airlines

Thu, Mar 12 - Tue, Mar 17

8:50 am - 8:55 pm

BFS

IAD

16h 05m1 stop

7:20 pm - 9:30 pm

IAD

BFS

22h 10m1 stop

$815Multiple Airlines

Thu, Mar 12 - Tue, Mar 17

7:25 am - 8:55 pm

BHD

IAD

17h 30m1 stop

7:20 pm - 4:15 pm

IAD

BHD

16h 55m1 stop

$827Multiple Airlines

Thu, Mar 12 - Tue, Mar 17

7:25 am - 7:30 pm

BHD

IAD

16h 05m2 stops

8:40 pm - 8:30 pm

IAD

BHD

19h 50m2 stops

$828Multiple Airlines

Thu, Mar 12 - Tue, Mar 17

10:40 am - 7:45 pm

BHD

BWI

13h 05m1 stop

9:35 pm - 11:30 am

BWI

BHD

9h 55m1 stop

$965British Airways

Thu, Jan 29 - Mon, Feb 2

9:05 am - 3:35 pm

BHD

IAD

11h 30m1 stop

6:20 pm - 10:40 am

IAD

BHD

11h 20m1 stop

$977British Airways

Thu, Mar 12 - Tue, Mar 17

6:30 am - 5:05 pm

BHD

IAD

14h 35m1 stop

7:59 pm - 4:50 pm

IAD

BHD

16h 51m2 stops

$982KLM

Thu, Mar 12 - Tue, Mar 17

6:30 am - 10:08 pm

BHD

DCA

19h 38m2 stops

5:05 pm - 4:50 pm

DCA

BHD

19h 45m2 stops

$987Delta

Useful Info

How does KAYAK find such low prices on flights from Northern Ireland to Washington, D.C.?
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, D.C..
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Northern Ireland to Washington, D.C.?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. 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, D.C.?
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, D.C. 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, D.C.?
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, D.C. from Northern Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Linthicum Heights

Hanover

Springfield

Gaithersburg

Towson

Oxon Hill

Owings Mills

Glen Burnie

Greenbelt

Ellicott City

Edgewood

Colonial Beach

Pikesville

Hunt Valley

Lutherville Timonium

Camp Springs

Stevensville

Hyattsville

Westminster

Capitol Heights

Everything you need to know for your flight to Washington, D.C.

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Cabin class types available on flights to Northern Ireland

First Class flights to Washington, D.C.

Business Class flights to Washington, D.C.

Prem Econ Class flights to Washington, D.C.

Economy Class flights to Washington, D.C.

$812 Find Cheap Flights from Northern Ireland to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

Everything you should know

Cheap Flights from Northern Ireland to Washington, D.C.

Recent round-trip flight deals from Northern Ireland to Washington, D.C.

FAQs for booking flights from Northern Ireland to Washington, D.C.

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

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, D.C..

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

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

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, D.C. 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, D.C.?

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, D.C. 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 Washington, D.C.?

Everything you need to know for your flight to Washington, D.C.

Cabin class types available on flights to Northern Ireland

Complete your trip to Washington, D.C. with a hotel stay or car rental

Find direct flights for Washington, D.C.

Flights to other popular destinations

Flights from domestic origins to Washington, D.C.

Choose which airport to fly into in Washington, D.C.

Find deals for your return flight