How does KAYAK find such low prices on flights from District of Columbia to Belfast?

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 District of Columbia to Belfast. 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 District of Columbia to Belfast?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from District of Columbia 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 District of Columbia to Belfast?

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 Belfast with an airline and back to District of Columbia 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 District of Columbia to Belfast?

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 Belfast from District of Columbia 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>

$264 CHEAP FLIGHTS from District of Columbia to Belfast

KAYAK searches hundreds of travel sites at once for deals on flights to Belfast

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Cheap Flights from District of Columbia to Belfast

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from District of Columbia to Belfast 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 District of Columbia to Belfast

Thu, Sep 25 - Mon, Oct 6

8:30 pm - 11:35 pmIAD-BFS

22h 05m2 stops

8:55 pm - 7:20 pmBFS-IAD

27h 25m2 stops

$565

Find Deal

Tue, Oct 7 - Sun, Oct 12

7:25 pm - 1:00 pmIAD-BHD

12h 35m1 stop

6:50 am - 8:20 pmBHD-IAD

18h 30m1 stop

$625British Airways

Find Deal

Thu, Sep 25 - Mon, Oct 6

6:45 am - 8:45 amDCA-BHD

21h 00m2 stops

6:40 am - 5:56 pmBHD-DCA

16h 16m2 stops

$637British Airways

Find Deal

Thu, Sep 25 - Mon, Oct 6

5:25 pm - 9:15 pmIAD-BHD

22h 50m1 stop

6:30 am - 3:35 pmBHD-IAD

14h 05m1 stop

$704KLM

Find Deal

Wed, Nov 12 - Sun, Nov 16

6:10 am - 4:50 pmIAD-BHD

29h 40m2 stops

6:30 am - 4:05 pmBHD-IAD

14h 35m1 stop

$709Virgin Atlantic

Find Deal

Sun, Aug 17 - Sun, Aug 24

8:23 pm - 9:15 pmIAD-BHD

19h 52m2 stops

6:30 am - 3:35 pmBHD-IAD

14h 05m1 stop

$710Delta

Find Deal

Tue, Oct 7 - Sun, Oct 12

1:00 pm - 4:55 pmIAD-BHD

22h 55m2 stops

6:30 am - 3:35 pmBHD-IAD

14h 05m1 stop

$711Delta

Find Deal

Thu, Sep 25 - Mon, Oct 6

5:25 pm - 9:15 pmIAD-BHD

22h 50m1 stop

6:30 am - 7:18 pmBHD-IAD

17h 48m2 stops

$715KLM

Find Deal

Wed, Nov 12 - Sun, Nov 16

6:10 am - 4:50 pmIAD-BHD

29h 40m2 stops

6:30 am - 9:58 amBHD-IAD

32h 28m2 stops

$719Virgin Atlantic

Find Deal

Sat, Sep 6 - Sat, Dec 20

10:45 pm - 5:15 pmIAD-BHD

13h 30m1 stop

9:15 am - 3:35 pmBHD-IAD

11h 20m1 stop

$748American Airlines

Find Deal

Useful Info

Cheapest flight	$264

Flight from Washington Dulles Airport to Belfast Intl Airport

How does KAYAK find such low prices on flights from District of Columbia to Belfast?
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 District of Columbia to Belfast.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Belfast?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from District of Columbia 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 District of Columbia to Belfast?
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 Belfast with an airline and back to District of Columbia with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Belfast?
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 Belfast from District of Columbia 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 to Belfast

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to District of Columbia

First Class flights to Belfast

Business Class flights to Belfast

Prem Econ Class flights to Belfast

Economy Class flights to Belfast

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

$264 Find Cheap Flights from District of Columbia to Belfast

KAYAK searches hundreds of travel sites at once for deals on flights to Belfast

Cheap Flights from District of Columbia to Belfast

Recent round-trip flight deals from District of Columbia to Belfast

Recent one-way flight deals from District of Columbia to Belfast

Good to know

FAQs for booking flights from District of Columbia to Belfast

How does KAYAK find such low prices on flights from District of Columbia to Belfast?

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 District of Columbia to Belfast.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Belfast?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from District of Columbia 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 District of Columbia to Belfast?

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 Belfast with an airline and back to District of Columbia with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Belfast?

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 Belfast from District of Columbia 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 to Belfast

Cabin class types available on flights to District of Columbia

Complete your trip to Belfast with a hotel stay or car rental

Find direct flights for Belfast

Flights to other popular destinations

Flights from domestic origins to Belfast

Choose which airport to fly into in Belfast

Find deals for your return flight