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>

$461 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

$890

Multiple Airlines

Sun 3/15Sun 3/22

BFS - IAD • 3 stops

Cheapest one-way

$461

Multiple Airlines

Sun 7/12

BFS - BWI • 3 stops

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Flight Deals

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

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

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

Sun, Mar 15 - Sun, Mar 22

10:45 pm - 3:35 pm

BFS

IAD

44h 50m

3 stops

11:30 pm - 6:55 pm

IAD

BFS

15h 25m

2 stops

$890Multiple Airlines

Sun, Mar 15 - Sun, Mar 22

10:45 pm - 3:35 pm

BFS

IAD

44h 50m

3 stops

8:40 pm - 9:55 pm

IAD

BFS

21h 15m

3 stops

$950Multiple Airlines

Wed, Feb 18 - Sun, Feb 22

6:35 am - 6:48 pm

BHD

DCA

17h 13m

2 stops

10:45 pm - 10:40 am

DCA

BHD

30h 55m

2 stops

$998British Airways

Wed, Feb 18 - Sun, Feb 22

12:25 pm - 11:50 pm

BHD

DCA

16h 25m

2 stops

10:45 pm - 10:40 am

DCA

BHD

30h 55m

2 stops

$1,003British Airways

Wed, Feb 18 - Sun, Feb 22

9:15 am - 9:30 pm

BHD

DCA

17h 15m

2 stops

10:45 pm - 10:40 am

DCA

BHD

30h 55m

2 stops

$1,004British Airways

Thu, Mar 5 - Mon, Mar 9

8:00 pm - 7:55 pm

BHD

IAD

28h 55m

1 stop

10:45 pm - 2:15 pm

IAD

BHD

11h 30m

1 stop

$1,011British Airways

Thu, Mar 5 - Mon, Mar 9

9:05 am - 7:55 pm

BHD

IAD

15h 50m

1 stop

7:20 pm - 10:40 am

IAD

BHD

11h 20m

1 stop

$1,012British Airways

Thu, Mar 5 - Mon, Mar 9

10:40 am - 6:45 pm

BHD

BWI

13h 05m

1 stop

12:16 pm - 10:40 am

BWI

BHD

18h 24m

2 stops

$1,024British Airways

Sun, Mar 1 - Fri, Mar 6

6:30 am - 4:05 pm

BHD

IAD

14h 35m

1 stop

6:50 pm - 4:50 pm

IAD

BHD

17h 00m

2 stops

$5,566KLM

Sun, Mar 1 - Fri, Mar 6

6:30 am - 4:05 pm

BHD

IAD

14h 35m

1 stop

6:05 pm - 4:50 pm

IAD

BHD

17h 45m

1 stop

$5,950Virgin Atlantic

Useful Info

Cheapest flight	$461

Flight from Belfast to Baltimore

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

Lutherville Timonium

Hunt Valley

Camp Springs

Stevensville

Westminster

Hyattsville

Chesapeake Beach

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

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Northern Ireland

First Class flights to Washington, D.C.

Business Class flights to Washington, D.C.

Premium Economy Class flights to Washington, D.C.

Economy Class flights to Washington, D.C.

$461 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.

Recent one-way flight deals from Northern Ireland to Washington, D.C.

Recent last minute flight deals from Northern Ireland to Washington, D.C.

Good to know

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