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Cheap flights from District of Columbia to Belfast from $317

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Belfast departing on 9/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from District of Columbia to Belfast

Cheap round-trip flights

British Airways Logo
7:25 pm - 11:55 amIAD-BHD
11h 30m1 stop
British Airways Logo
7:25 pm - 5:30 pmBHD-IAD
26h 05m2 stops
$619British Airways
Find Deal
Wed, Oct 22 - Mon, Oct 27
British Airways Logo
10:45 pm - 3:35 pmIAD-BHD
11h 50m1 stop
British Airways Logo
12:15 pm - 8:15 pmBHD-IAD
13h 00m1 stop
$624British Airways
Find Deal
Wed, Oct 1 - Mon, Oct 6
American Airlines Logo
3:59 pm - 10:40 amDCA-BHD
13h 41m2 stops
American Airlines Logo
9:10 am - 8:02 pmBHD-DCA
15h 52m2 stops
$643American Airlines
Find Deal
Mon, Dec 8 - Sun, Dec 21
Logo
8:25 pm - 4:25 pmIAD-BHD
15h 00m2 stops
Logo
9:05 am - 6:55 pmBHD-IAD
14h 50m2 stops
$787
Find Deal
Thu, Oct 9 - Mon, Oct 13
Virgin Atlantic Logo
5:00 pm - 4:50 pmDCA-BHD
18h 50m2 stops
Virgin Atlantic Logo
6:30 am - 5:27 pmBHD-DCA
15h 57m2 stops
$829Virgin Atlantic
Find Deal
Wed, Nov 12 - Sun, Nov 16
Virgin Atlantic Logo
7:10 pm - 9:15 pmIAD-BHD
21h 05m2 stops
Virgin Atlantic Logo
6:30 am - 7:18 pmBHD-IAD
17h 48m2 stops
$830Virgin Atlantic
Find Deal
Tue, Oct 14 - Fri, Oct 24
Delta Logo
5:15 pm - 4:50 pmDCA-BHD
18h 35m2 stops
Delta Logo
5:20 pm - 4:32 pmBHD-DCA
28h 12m2 stops
$830Delta
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Wed, Nov 19 - Sun, Nov 23
American Airlines Logo
8:19 pm - 5:30 pmIAD-BHD
16h 11m2 stops
American Airlines Logo
6:40 am - 6:51 pmBHD-IAD
17h 11m2 stops
$835American Airlines
Find Deal
Mon, Sep 1 - Mon, Sep 15
Logo
9:35 am - 5:20 pmIAD-BHD
26h 45m3 stops
Logo
7:00 am - 9:38 amBHD-IAD
31h 38m2 stops
$837
Find Deal
Thu, Sep 11 - Sun, Sep 14
Delta Logo
5:00 pm - 9:15 pmIAD-BHD
23h 15m2 stops
Delta Logo
6:30 am - 3:35 pmBHD-IAD
14h 05m1 stop
$5,846Delta
Find Deal
Fri, Sep 12 - Fri, Sep 19

Virgin Atlantic flights from District of Columbia to Belfast City Airport

Our best Virgin Atlantic deals on District of Columbia to Belfast City Airport flight tickets
Virgin Atlantic
Nov 12
DCA5:00 pmWashington, D.C. Reagan-National
18h 50m
2 stops
BHD4:50 pmBelfast City
Nov 16
BHD6:30 amBelfast City
15h 57m
2 stops
DCA5:27 pmWashington, D.C. Reagan-National
$829
Find similar
Virgin Atlantic
Oct 14
IAD7:10 pmWashington, D.C. Dulles Intl
21h 05m
2 stops
BHD9:15 pmBelfast City
Oct 24
BHD6:30 amBelfast City
17h 48m
2 stops
IAD7:18 pmWashington, D.C. Dulles Intl
$830
Find similar

British Airways flights from District of Columbia to Belfast City Airport

Our best British Airways deals on District of Columbia to Belfast City Airport flight tickets
British Airways
Oct 22
IAD7:25 pmWashington, D.C. Dulles Intl
11h 30m
1 stop
BHD11:55 amBelfast City
Oct 27
BHD7:25 pmBelfast City
26h 05m
2 stops
IAD5:30 pmWashington, D.C. Dulles Intl
$619
Find similar
British Airways
Oct 1
IAD10:45 pmWashington, D.C. Dulles Intl
11h 50m
1 stop
BHD3:35 pmBelfast City
Oct 6
BHD12:15 pmBelfast City
13h 00m
1 stop
IAD8:15 pmWashington, D.C. Dulles Intl
$624
Find similar
British Airways
Oct 22
IAD7:25 pmWashington, D.C. Dulles Intl
13h 05m
1 stop
BHD1:30 pmBelfast City
Oct 27
BHD6:35 amBelfast City
14h 00m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
$625
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to Belfast City Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 13, 2025.
Use the filters below to find and compare flights from District of Columbia to Belfast City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 10/22

7:25 pm-11:55 am

1 stop11h 30m

Belfast City

Mon 10/27

7:25 pm-5:30 pm

2 stops26h 05m

$619

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 10/1

10:45 pm-3:35 pm

1 stop11h 50m

Belfast City

Mon 10/6

12:15 pm-8:15 pm

1 stop13h 00m

$624

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Mon 12/8

3:59 pm-10:40 am

2 stops13h 41m

Belfast City

Sun 12/21

9:10 am-8:02 pm

2 stops15h 52m

$643

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Thu 10/9

8:25 pm-4:25 pm

2 stops15h 00m

Belfast City

Mon 10/13

9:05 am-6:55 pm

2 stops14h 50m

$787

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 11/12

5:00 pm-4:50 pm

2 stops18h 50m

Belfast City

Sun 11/16

6:30 am-5:27 pm

2 stops15h 57m

$829

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 10/14

7:10 pm-9:15 pm

2 stops21h 05m

Belfast City

Fri 10/24

6:30 am-7:18 pm

2 stops17h 48m

$830

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 11/19

5:15 pm-4:50 pm

2 stops18h 35m

Belfast City

Sun 11/23

5:20 pm-4:32 pm

2 stops28h 12m

$830

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 9/1

8:19 pm-5:30 pm

2 stops16h 11m

Belfast City

Mon 9/15

6:40 am-6:51 pm

2 stops17h 11m

$835

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Thu 9/11

9:35 am-5:20 pm

3 stops26h 45m

Belfast City

Sun 9/14

7:00 am-9:38 am

2 stops31h 38m

$837

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Fri 9/12

5:00 pm-9:15 pm

2 stops23h 15m

Belfast City

Fri 9/19

6:30 am-3:35 pm

1 stop14h 05m

$5,846

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from District of Columbia to Belfast City Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Belfast City Airport?

On average, the least expensive day to fly to Belfast City Airport from District of Columbia is on a Thursday. momondo users have found tickets for Thursday departures for as low as $626. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from District of Columbia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $873.

What is the cheapest time of day to depart on your flight to Belfast City Airport?

According to our data, the cheapest time of day to fly to Belfast City Airport is in the afternoon. momondo users have found flights departing from District of Columbia to Belfast City Airport in the afternoon for as low as $708. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $779.

Can stopping save me money on District of Columbia to Belfast City Airport flights?

You could potentially save up to 37% on your flight if you consider stops on a District of Columbia to Belfast City Airport flight.

Cheap District of Columbia to Belfast City Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Belfast City Airport

Best Price Found

$317

Fastest flight time

9h 50m

Direct flights

None
The best one-way flight to Belfast City Airport from District of Columbia in the past 72 hours is $317. The best round-trip flight deal from District of Columbia to Belfast City Airport found on momondo in the last 72 hours is $619.
The fastest flight from District of Columbia to Belfast City Airport takes 9h 50m
There are no direct flights from District of Columbia to Belfast City Airport. Popular non-direct routes for this connection are Washington, D.C. Dulles Intl Airport - Belfast City Airport and Washington, D.C. Reagan-National Airport - Belfast City Airport.
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  • When did momondo last update prices for flights from District of Columbia to Belfast City Airport?

    Prices for flights from District of Columbia to Belfast City Airport are updated daily.

  • How many operators does momondo search for flights from District of Columbia to Belfast City Airport?

  • How old do you have to be to fly from District of Columbia to Belfast City Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from District of Columbia to Belfast City Airport.

  • What documentation or ID do you need to fly to Belfast City Airport?

    The travel and health documents you'll need for your trip to Belfast City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from District of Columbia to Belfast City Airport

Compare and see reviews for airlines that fly from District of Columbia to Belfast City Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $620Free CancellationRating
6.6
7,265 reviews
Search British Airways flights

Traveling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Newcastle
Bangor

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Belfast?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belfast from District of Columbia.

Can I find flights from District of Columbia to Belfast with flexible booking policies on momondo?

All flight searches from District of Columbia to Belfast on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from District of Columbia to Belfast?

momondo helps you find the best flight between District of Columbia and Belfast by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from District of Columbia to Belfast right now. Can momondo alert me if prices change?

If you are not ready to book a flight from District of Columbia to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.

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