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 return 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>

£733 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 return fare

£733

British Airways

Thu 29/1Mon 2/2

BHD - IAD • 1 stop

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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 return 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 return flight deals from Northern Ireland to Washington, D.C.

Thu, 29 Jan - Mon, 2 Feb

06:35 - 15:35

BHD

IAD

14h 00m1 stop

17:46 - 16:05

IAD

BHD

17h 19m2 stops

£733British Airways

Thu, 5 Mar - Mon, 9 Mar

09:05 - 18:58

BHD

DCA

14h 53m2 stops

16:23 - 10:40

DCA

BHD

14h 17m2 stops

£738British Airways

Thu, 29 Jan - Mon, 2 Feb

11:05 - 23:12

BHD

IAD

17h 07m2 stops

13:08 - 10:40

IAD

BHD

16h 32m2 stops

£738British Airways

Thu, 29 Jan - Mon, 2 Feb

06:35 - 18:45

BHD

BWI

17h 10m1 stop

11:13 - 10:40

BWI

BHD

18h 27m2 stops

£743British Airways

Thu, 29 Jan - Mon, 2 Feb

20:00 - 23:21

BHD

BWI

32h 21m2 stops

11:13 - 16:05

BWI

BHD

23h 52m2 stops

£748British Airways

Useful Info

Cheapest flight	£733

Flight from Belfast City Airport to Washington Dulles Airport

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 return 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.

Alexandria

Annapolis

Silver Spring

Tysons

Gaithersburg

Woodbridge

Fredericksburg

Falls Church

Hanover

National Harbor

Reston

College Park

Fairfax

Westminster

Owings Mills

Rockville

Fort Belvoir

Springfield

Laurel

Towson

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.

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Prem Econ Class flights to Washington, D.C.

Economy class flights to Washington, D.C.

£733 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 return flight deals from Northern Ireland to Washington, D.C.

Good to know - Cheap tickets 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 return 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.

Travelling 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 hire

Find direct flights for Washington, D.C.

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Flights from domestic origins to Washington, D.C.

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

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