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>

$347 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.

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 22% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flights 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

One-way

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

Fri, Sep 12 - Fri, Sep 19

6:05 am - 5:40 pmBFS-BWI

16h 35m2 stops

6:50 pm - 10:35 pmBWI-BFS

22h 45m2 stops

$553

Find Deal

Sat, Sep 13 - Sat, Sep 20

6:00 am - 5:40 pmBFS-BWI

16h 40m2 stops

6:50 pm - 11:25 pmBWI-BFS

23h 35m2 stops

$556

Find Deal

Fri, Sep 12 - Fri, Sep 19

9:05 pm - 10:33 pmBFS-BWI

30h 28m3 stops

6:50 pm - 10:35 pmBWI-BFS

22h 45m2 stops

$715

Find Deal

Sat, Sep 13 - Sat, Sep 20

9:30 pm - 5:40 pmBFS-BWI

25h 10m2 stops

6:50 pm - 10:30 pmBWI-BFS

22h 40m3 stops

$760

Find Deal

Wed, Nov 19 - Thu, Dec 11

12:25 pm - 7:55 pmBHD-IAD

12h 30m1 stop

6:20 pm - 10:20 amIAD-BHD

11h 00m1 stop

$764British Airways

Find Deal

Thu, Nov 20 - Mon, Nov 24

6:35 am - 3:35 pmBHD-IAD

14h 00m1 stop

9:45 pm - 2:15 pmIAD-BHD

11h 30m1 stop

$782American Airlines

Find Deal

Thu, Nov 20 - Mon, Nov 24

10:40 am - 7:55 pmBHD-IAD

14h 15m1 stop

9:45 pm - 2:15 pmIAD-BHD

11h 30m1 stop

$783American Airlines

Find Deal

Wed, Nov 19 - Thu, Dec 11

9:15 am - 6:45 pmBHD-BWI

14h 30m1 stop

8:35 pm - 6:50 pmBWI-BHD

17h 15m1 stop

$836British Airways

Find Deal

Wed, Nov 19 - Thu, Dec 11

6:50 am - 7:30 pmBHD-IAD

17h 40m2 stops

9:00 pm - 9:00 pmIAD-BHD

19h 00m2 stops

$1,117Aer Lingus

Find Deal

Wed, Nov 19 - Thu, Dec 11

3:25 pm - 6:45 pmBHD-BWI

32h 20m3 stops

8:35 pm - 9:00 pmBWI-BHD

19h 25m3 stops

$1,260Aer Lingus

Find Deal

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.

Clinton

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.

Prem Econ Class flights to Washington, D.C.

Economy Class flights to Washington, D.C.

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

$347 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.

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.

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