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Cheap flights from District of Columbia to Belfast from $476

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 12/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from District of Columbia to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
6:05 pm - 4:50 pmIAD-BHD
17h 45m1 stop
Virgin Atlantic Logo
5:20 pm - 4:05 pmBHD-IAD
27h 45m1 stop
$637Virgin Atlantic
Find Deal
Sat, Nov 15 - Sat, Nov 22
Virgin Atlantic Logo
11:05 am - 4:50 pmIAD-BHD
24h 45m2 stops
Virgin Atlantic Logo
5:20 pm - 4:05 pmBHD-IAD
27h 45m1 stop
$640Virgin Atlantic
Find Deal
Sat, Nov 15 - Sat, Nov 22
British Airways Logo
10:45 pm - 2:15 pmIAD-BHD
11h 30m1 stop
British Airways Logo
6:30 am - 4:35 pmBHD-IAD
14h 05m1 stop
$641British Airways
Find Deal
Mon, Mar 16 - Sun, Mar 22
British Airways Logo
6:20 pm - 10:20 amIAD-BHD
11h 00m1 stop
British Airways Logo
8:00 pm - 4:35 pmBHD-IAD
24h 35m1 stop
$647British Airways
Find Deal
Thu, Mar 5 - Thu, Mar 12
American Airlines Logo
5:30 pm - 10:30 amDCA-BHD
13h 00m2 stops
American Airlines Logo
11:25 am - 9:30 pmBHD-DCA
15h 05m2 stops
$650American Airlines
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Tue, Oct 28 - Tue, Nov 11
Delta Logo
7:05 pm - 4:50 pmIAD-BHD
17h 45m1 stop
Delta Logo
5:20 pm - 4:05 pmBHD-IAD
27h 45m1 stop
$657Delta
Find Deal
Sun, Oct 26 - Sun, Nov 9
Delta Logo
7:05 pm - 9:00 pmIAD-BHD
21h 55m1 stop
Delta Logo
6:30 am - 6:19 pmBHD-IAD
16h 49m2 stops
$668Delta
Find Deal
Sun, Oct 26 - Thu, Nov 13
KLM Logo
8:40 pm - 4:50 pmDCA-BHD
16h 10m2 stops
KLM Logo
6:30 am - 5:00 pmBHD-DCA
15h 30m2 stops
$672KLM
Find Deal
Wed, Oct 29 - Tue, Nov 11
KLM Logo
7:59 pm - 4:50 pmIAD-BHD
16h 51m2 stops
KLM Logo
6:30 am - 4:05 pmBHD-IAD
14h 35m1 stop
$769KLM
Find Deal
Tue, Oct 28 - Mon, Nov 10
American Airlines Logo
2:06 pm - 10:20 amIAD-BHD
15h 14m2 stops
American Airlines Logo
9:05 am - 11:54 pmBHD-IAD
18h 49m2 stops
$826American Airlines
Find Deal
Thu, Mar 5 - Thu, Mar 12

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
Mar 16
IAD10:45 pmWashington, D.C. Dulles Intl
11h 30m
1 stop
BHD2:15 pmBelfast City
Mar 22
BHD6:30 amBelfast City
14h 05m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
$641
Find similar
British Airways
Mar 5
IAD6:20 pmWashington, D.C. Dulles Intl
11h 00m
1 stop
BHD10:20 amBelfast City
Mar 12
BHD8:00 pmBelfast City
24h 35m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
$647
Find similar
British Airways
Mar 16
DCA6:59 pmWashington, D.C. Reagan-National
15h 16m
2 stops
BHD2:15 pmBelfast City
Mar 22
BHD6:30 amBelfast City
16h 18m
2 stops
DCA6:48 pmWashington, D.C. Reagan-National
$668
Find similar

American Airlines flights from District of Columbia to Belfast City Airport

Our best American Airlines deals on District of Columbia to Belfast City Airport flight tickets
American Airlines
Oct 28
DCA5:30 pmWashington, D.C. Reagan-National
13h 00m
2 stops
BHD10:30 amBelfast City
Nov 11
BHD11:25 amBelfast City
15h 05m
2 stops
DCA9:30 pmWashington, D.C. Reagan-National
$650
Find similar
American Airlines
Mar 5
IAD2:06 pmWashington, D.C. Dulles Intl
15h 14m
2 stops
BHD10:20 amBelfast City
Mar 12
BHD9:05 amBelfast City
18h 49m
2 stops
IAD11:54 pmWashington, D.C. Dulles Intl
$826
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 October 7, 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

Sat 11/15

6:05 pm-4:50 pm

1 stop17h 45m

Belfast City

Sat 11/22

5:20 pm-4:05 pm

1 stop27h 45m

$637

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sat 11/15

11:05 am-4:50 pm

2 stops24h 45m

Belfast City

Sat 11/22

5:20 pm-4:05 pm

1 stop27h 45m

$640

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 3/16

10:45 pm-2:15 pm

1 stop11h 30m

Belfast City

Sun 3/22

6:30 am-4:35 pm

1 stop14h 05m

$641

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Thu 3/5

6:20 pm-10:20 am

1 stop11h 00m

Belfast City

Thu 3/12

8:00 pm-4:35 pm

1 stop24h 35m

$647

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 10/28

5:30 pm-10:30 am

2 stops13h 00m

Belfast City

Tue 11/11

11:25 am-9:30 pm

2 stops15h 05m

$650

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 10/26

7:05 pm-4:50 pm

1 stop17h 45m

Belfast City

Sun 11/9

5:20 pm-4:05 pm

1 stop27h 45m

$657

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 10/26

7:05 pm-9:00 pm

1 stop21h 55m

Belfast City

Thu 11/13

6:30 am-6:19 pm

2 stops16h 49m

$668

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 10/29

8:40 pm-4:50 pm

2 stops16h 10m

Belfast City

Tue 11/11

6:30 am-5:00 pm

2 stops15h 30m

$672

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 10/28

7:59 pm-4:50 pm

2 stops16h 51m

Belfast City

Mon 11/10

6:30 am-4:05 pm

1 stop14h 35m

$769

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Thu 3/5

2:06 pm-10:20 am

2 stops15h 14m

Belfast City

Thu 3/12

9:05 am-11:54 pm

2 stops18h 49m

$826

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

Direct flights

None
There are no direct flights from District of Columbia to Belfast City Airport. There are no popular flight routes from District of Columbia to Belfast City Airport.
Search flight deals

  • 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
6.7
7,430 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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