IAD - BHD

$260 Find Cheap Flights from Washington Dulles Airport to Belfast City Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Belfast City departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Belfast, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Belfast, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
$634
British Airways
Mon 3/9Tue 3/24
IAD - BHD • 1 stop
Cheapest one-way
$260
British Airways
Tue 8/11
IAD - BHD • 1 stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Belfast City!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Dulles Intl to Belfast City (IAD-BHD)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dulles Intl to Belfast City 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.

Recent round-trip flight deals from Dulles Intl to Belfast City

Mon, Mar 9 - Tue, Mar 24
British Airways Logo
10:45 pm - 2:15 pm
IAD
-
BHD
11h 30m
1 stop
British Airways Logo
11:25 am - 8:55 pm
BHD
-
IAD
13h 30m
1 stop
$634British Airways
Mon, Mar 9 - Tue, Mar 24
American Airlines Logo
4:46 pm - 10:40 am
IAD
-
BHD
13h 54m
2 stops
American Airlines Logo
8:45 am - 4:35 pm
BHD
-
IAD
11h 50m
1 stop
$648American Airlines
Mon, Mar 2 - Tue, Mar 17
American Airlines Logo
6:20 pm - 10:40 am
IAD
-
BHD
11h 20m
1 stop
American Airlines Logo
8:45 am - 4:35 pm
BHD
-
IAD
11h 50m
1 stop
$650American Airlines
Thu, Mar 5 - Thu, Mar 12
British Airways Logo
9:45 pm - 8:25 am
IAD
-
BHD
29h 40m
1 stop
British Airways Logo
9:05 am - 8:55 pm
BHD
-
IAD
15h 50m
1 stop
$656British Airways
Thu, Mar 5 - Thu, Mar 12
American Airlines Logo
6:20 pm - 8:30 pm
IAD
-
BHD
21h 10m
1 stop
American Airlines Logo
6:35 am - 4:35 pm
BHD
-
IAD
14h 00m
1 stop
$658American Airlines
Sat, May 9 - Thu, May 21
British Airways Logo
5:40 pm - 8:55 am
IAD
-
BHD
10h 15m
1 stop
British Airways Logo
6:30 am - 3:50 pm
BHD
-
IAD
14h 20m
1 stop
$659British Airways
Thu, Mar 5 - Thu, Mar 12
American Airlines Logo
6:20 pm - 6:50 pm
IAD
-
BHD
19h 30m
1 stop
American Airlines Logo
6:35 am - 8:30 pm
BHD
-
IAD
17h 55m
2 stops
$668American Airlines
Wed, Mar 4 - Sun, Mar 8
KLM Logo
6:05 pm - 4:50 pm
IAD
-
BHD
17h 45m
1 stop
KLM Logo
6:30 am - 4:05 pm
BHD
-
IAD
14h 35m
1 stop
$670KLM
Thu, Mar 5 - Thu, Mar 12
KLM Logo
6:05 pm - 9:00 pm
IAD
-
BHD
21h 55m
1 stop
KLM Logo
6:30 am - 5:05 pm
BHD
-
IAD
14h 35m
1 stop
$671KLM
Mon, Mar 2 - Tue, Mar 17
KLM Logo
7:35 pm - 4:45 pm
IAD
-
BHD
16h 10m
2 stops
KLM Logo
6:30 am - 5:05 pm
BHD
-
IAD
14h 35m
1 stop
$673KLM
Booking Insights

KAYAK's insights & trends for Dulles Intl to Belfast City flights

Get data-powered insights and trends into flights from Dulles Intl to Belfast City to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Washington Dulles Airport to Belfast City Airport?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Washington Dulles Airport to Belfast City Airport were found on British Airways ($634) and American Airlines ($648).

Find deals

Good to know

Cheapest flight$260
Flight from Washington Dulles Airport to Belfast City Airport

When to book flights from Dulles Intl to Belfast City

Are your dates flexible? Find out the best times to travel from Dulles Intl to Belfast City based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington Dulles Airport to Belfast City Airport flights

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to Belfast City Airport?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Belfast City Airport was $260 for a one-way ticket and $634 for a round-trip.

  • Do I need a passport to fly between Washington Dulles Airport and Belfast City Airport?

    Yes, you’ll need a passport to travel to Belfast City Airport from Washington Dulles Airport.

  • Which aircraft models fly most regularly from Washington Dulles Airport to Belfast City Airport?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to Belfast City 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 Washington Dulles Airport to Belfast City Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to Belfast City Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast City Airport from Washington Dulles Airport 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 Washington Dulles Airport to Belfast City 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 City Airport with an airline and back to Washington Dulles Airport with another airline. Booking your flights between Washington Dulles Airport and BHD can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to Belfast City 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 City Airport from Washington Dulles Airport 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 from Dulles Intl to Belfast City

Information on your arrival and departure airports

Washington Dulles Airport (IAD)
Belfast City (BHD)