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

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 Intl Airport. 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 Intl Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast Intl Airport 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 Intl Airport?

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 Intl Airport 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 Intl Airport?

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 Intl Airport 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>

Cheap Flights from District of Columbia to Belfast Intl Airport (BFS)

BFS

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Cheap Flights from District of Columbia to Belfast Intl

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 Intl 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 Intl

Fri, Sep 12 - Fri, Sep 19

11:15 pm - 8:05 pmIAD-BFS

15h 50m2 stops

6:05 am - 10:10 pmBFS-IAD

21h 05m2 stops

$630

Find Deal

Sat, Sep 13 - Sat, Sep 20

11:15 pm - 9:05 pmIAD-BFS

16h 50m2 stops

7:30 am - 7:20 pmBFS-IAD

16h 50m2 stops

$795

Find Deal

Wed, Aug 27 - Wed, Sep 3

11:15 pm - 10:15 pmIAD-BFS

18h 00m2 stops

7:25 am - 3:20 pmBFS-IAD

36h 55m3 stops

$843

Find Deal

Wed, Aug 27 - Wed, Sep 3

8:30 pm - 8:35 pmIAD-BFS

19h 05m2 stops

6:10 am - 10:10 pmBFS-IAD

21h 00m2 stops

$845

Find Deal

Fri, Sep 12 - Fri, Sep 19

9:40 am - 9:00 pmDCA-BFS

30h 20m3 stops

6:05 am - 6:04 pmBFS-DCA

16h 59m2 stops

$911

Find Deal

Sat, Sep 13 - Sat, Sep 20

11:00 am - 11:00 amDCA-BFS

19h 00m3 stops

9:40 am - 7:44 pmBFS-DCA

15h 04m2 stops

$943

Find Deal

Sat, Sep 13 - Sat, Sep 20

10:20 am - 11:00 amIAD-BFS

19h 40m3 stops

9:40 am - 9:25 pmBFS-IAD

16h 45m2 stops

$1,024

Find Deal

Wed, Aug 27 - Wed, Sep 3

10:40 pm - 10:00 pmIAD-BFS

18h 20m1 stop

5:20 pm - 3:20 pmBFS-IAD

27h 00m2 stops

$1,067

Find Deal

Useful Info

Low season	October
High season	July
Cheapest flight	$630

Best time to beat the crowds with an average 12% drop in price.

Most popular time to fly with an average 35% increase in price.

Flight from Washington Dulles Airport to Belfast Intl Airport

How does KAYAK find such low prices on flights from District of Columbia to Belfast Intl Airport?
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 Intl Airport.
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 Intl Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast Intl Airport 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 Intl Airport?
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 Intl Airport 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 Intl Airport?
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 Intl Airport from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Armagh

Portadown

Everything you need to know for your flight to Belfast Intl

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Belfast Intl Airport (BFS)

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

BFS

$630 Find Cheap Flights from District of Columbia to Belfast Intl Airport

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

Cheap Flights from District of Columbia to Belfast Intl

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

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

Good to know

FAQs for booking District of Columbia to Belfast Intl Airport flights

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

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 Intl Airport.

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 Intl Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast Intl Airport 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 Intl Airport?

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 Intl Airport 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 Intl Airport?

Traveling to a place near Belfast Intl?

Everything you need to know for your flight to Belfast Intl

Information on your arrival and departure airports

Cabin class types available on flights to Belfast Intl

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

Find direct flights for Belfast Intl

Flights to other popular destinations

Flights from domestic origins to District of Columbia

Choose which airport to fly into in Belfast

Find deals for your return flight