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Cheap flights from District of Columbia to Belfast from $350

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 1/14. 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.
British Airways Logo
9:45 pm - 4:35 pmIAD-BHD
13h 50m1 stop
British Airways Logo
9:15 am - 3:35 pmBHD-IAD
11h 20m1 stop
$549British Airways
Find Deal
Wed, Jan 21 - Wed, Jan 28
British Airways Logo
9:45 pm - 1:55 pmIAD-BHD
11h 10m1 stop
British Airways Logo
7:25 pm - 3:35 pmBHD-IAD
25h 10m1 stop
$570British Airways
Find Deal
Sun, Jan 11 - Tue, Jan 27
British Airways Logo
6:20 pm - 1:55 pmIAD-BHD
14h 35m1 stop
British Airways Logo
2:40 pm - 4:35 pmBHD-IAD
29h 55m1 stop
$572British Airways
Find Deal
Sun, Mar 1 - Mon, Mar 9
British Airways Logo
1:35 pm - 10:15 amDCA-BHD
15h 40m2 stops
British Airways Logo
12:25 pm - 11:59 pmBHD-DCA
16h 34m2 stops
$573British Airways
Find Deal
Wed, Jan 21 - Wed, Jan 28
British Airways Logo
6:20 pm - 10:20 amIAD-BHD
11h 00m1 stop
British Airways Logo
10:40 am - 8:55 pmBHD-IAD
14h 15m1 stop
$584British Airways
Find Deal
Thu, Mar 5 - Thu, Mar 12
British Airways Logo
9:45 pm - 4:35 pmIAD-BHD
13h 50m1 stop
British Airways Logo
3:40 pm - 4:30 pmBHD-IAD
29h 50m2 stops
$590British Airways
Find Deal
Wed, Jan 21 - Wed, Jan 28
Delta Logo
3:42 pm - 4:50 pmIAD-BHD
20h 08m2 stops
Delta Logo
5:20 pm - 5:05 pmBHD-IAD
27h 45m1 stop
$642Delta
Find Deal
Tue, Mar 3 - Mon, Mar 9
Delta Logo
6:05 pm - 9:00 pmIAD-BHD
21h 55m1 stop
Delta Logo
6:30 am - 8:54 pmBHD-IAD
18h 24m2 stops
$648Delta
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Sun, Mar 1 - Tue, Mar 10
Virgin Atlantic Logo
5:00 pm - 4:50 pmDCA-BHD
18h 50m2 stops
Virgin Atlantic Logo
5:20 pm - 4:29 pmBHD-DCA
28h 09m2 stops
$665Virgin Atlantic
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Wed, Jan 28 - Sun, Feb 1
KLM Logo
7:30 pm - 4:50 pmDCA-BHD
16h 20m2 stops
KLM Logo
6:30 am - 6:33 pmBHD-DCA
16h 03m2 stops
$788KLM
Find Deal
Sun, Mar 1 - Mon, Mar 9

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
Jan 21
IAD9:45 pmWashington, D.C. Dulles Intl
13h 50m
1 stop
BHD4:35 pmBelfast City
Jan 28
BHD9:15 amBelfast City
11h 20m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$549
Find similar
British Airways
Jan 11
IAD9:45 pmWashington, D.C. Dulles Intl
11h 10m
1 stop
BHD1:55 pmBelfast City
Jan 27
BHD7:25 pmBelfast City
25h 10m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$570
Find similar
British Airways
Mar 1
IAD6:20 pmWashington, D.C. Dulles Intl
14h 35m
1 stop
BHD1:55 pmBelfast City
Mar 9
BHD2:40 pmBelfast City
29h 55m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
$572
Find similar

Delta flights from District of Columbia to Belfast City Airport

Our best Delta deals on District of Columbia to Belfast City Airport flight tickets
Delta
Mar 3
IAD3:42 pmWashington, D.C. Dulles Intl
20h 08m
2 stops
BHD4:50 pmBelfast City
Mar 9
BHD5:20 pmBelfast City
27h 45m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
$642
Find similar
Delta
Mar 1
IAD6:05 pmWashington, D.C. Dulles Intl
21h 55m
1 stop
BHD9:00 pmBelfast City
Mar 10
BHD6:30 amBelfast City
18h 24m
2 stops
IAD8:54 pmWashington, D.C. Dulles Intl
$648
Find similar
Delta
Mar 3
IAD3:42 pmWashington, D.C. Dulles Intl
20h 08m
2 stops
BHD4:50 pmBelfast City
Mar 10
BHD6:30 amBelfast City
16h 00m
2 stops
IAD6:30 pmWashington, D.C. Dulles Intl
$652
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 December 2, 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 1/21

9:45 pm-4:35 pm

1 stop13h 50m

Belfast City

Wed 1/28

9:15 am-3:35 pm

1 stop11h 20m

$549

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 1/11

9:45 pm-1:55 pm

1 stop11h 10m

Belfast City

Tue 1/27

7:25 pm-3:35 pm

1 stop25h 10m

$570

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 3/1

6:20 pm-1:55 pm

1 stop14h 35m

Belfast City

Mon 3/9

2:40 pm-4:35 pm

1 stop29h 55m

$572

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 1/21

1:35 pm-10:15 am

2 stops15h 40m

Belfast City

Wed 1/28

12:25 pm-11:59 pm

2 stops16h 34m

$573

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

10:40 am-8:55 pm

1 stop14h 15m

$584

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 1/21

9:45 pm-4:35 pm

1 stop13h 50m

Belfast City

Wed 1/28

3:40 pm-4:30 pm

2 stops29h 50m

$590

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 3/3

3:42 pm-4:50 pm

2 stops20h 08m

Belfast City

Mon 3/9

5:20 pm-5:05 pm

1 stop27h 45m

$642

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 3/1

6:05 pm-9:00 pm

1 stop21h 55m

Belfast City

Tue 3/10

6:30 am-8:54 pm

2 stops18h 24m

$648

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 1/28

5:00 pm-4:50 pm

2 stops18h 50m

Belfast City

Sun 2/1

5:20 pm-4:29 pm

2 stops28h 09m

$665

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 3/1

7:30 pm-4:50 pm

2 stops16h 20m

Belfast City

Mon 3/9

6:30 am-6:33 pm

2 stops16h 03m

$788

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 14% 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

Fastest flight time

10h 20m

Direct flights

None
The fastest flight from District of Columbia to Belfast City Airport takes 10h 20m
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.
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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
6.7
7,550 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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