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Cheap flights from District of Columbia to Belfast from $366

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 8/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Multiple Airlines Logo
12:45 pm - 2:55 pm
DCA
-
BHD
21h 10m
3 stops
Multiple Airlines Logo
7:00 am - 6:13 pm
BHD
-
DCA
40h 13m
3 stops
$933Multiple Airlines
Sun, Jun 7 - Thu, Jun 11
British Airways Logo
10:25 pm - 3:30 pm
IAD
-
BHD
12h 05m
1 stop
British Airways Logo
9:35 am - 5:25 pm
BHD
-
IAD
12h 50m
1 stop
$979British Airways
Mon, Sep 7 - Fri, Sep 11
British Airways Logo
7:15 pm - 12:55 pm
IAD
-
BHD
12h 40m
1 stop
British Airways Logo
9:35 am - 5:25 pm
BHD
-
IAD
12h 50m
1 stop
$980British Airways
Mon, Sep 7 - Fri, Sep 11
Multiple Airlines Logo
6:59 am - 8:50 pm
DCA
-
BHD
32h 51m
3 stops
Multiple Airlines Logo
7:00 am - 7:58 pm
BHD
-
DCA
17h 58m
2 stops
$1,027Multiple Airlines
Sat, Jun 6 - Fri, Jun 12
Multiple Airlines Logo
8:30 pm - 9:05 pm
IAD
-
BHD
19h 35m
2 stops
Multiple Airlines Logo
7:00 am - 3:01 pm
BHD
-
IAD
37h 01m
3 stops
$1,044Multiple Airlines
Sun, Jul 19 - Thu, Jul 23
Multiple Airlines Logo
6:00 am - 8:50 pm
DCA
-
BHD
33h 50m
3 stops
Multiple Airlines Logo
5:55 pm - 10:28 pm
BHD
-
DCA
33h 33m
3 stops
$1,058Multiple Airlines
Tue, Jun 2 - Mon, Jun 8
Multiple Airlines Logo
8:30 pm - 9:05 pm
IAD
-
BHD
19h 35m
2 stops
Multiple Airlines Logo
7:00 am - 8:24 pm
BHD
-
IAD
18h 24m
2 stops
$1,073Multiple Airlines
Sun, Jul 19 - Thu, Jul 23
Multiple Airlines Logo
6:00 am - 6:00 pm
DCA
-
BHD
31h 00m
3 stops
Multiple Airlines Logo
7:00 am - 9:55 pm
BHD
-
DCA
19h 55m
2 stops
$1,078Multiple Airlines
Tue, Jun 2 - Mon, Jun 8
American Airlines Logo
5:00 pm - 10:45 am
DCA
-
BHD
12h 45m
2 stops
American Airlines Logo
6:30 am - 7:14 pm
BHD
-
DCA
17h 44m
2 stops
$1,330American Airlines
Tue, Jun 2 - Mon, Jun 8
British Airways Logo
2:24 pm - 10:45 am
DCA
-
BHD
15h 21m
2 stops
British Airways Logo
11:35 am - 10:19 pm
BHD
-
DCA
15h 44m
2 stops
$1,349British Airways
Tue, Jun 2 - Mon, Jun 8

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
Sep 7
IAD10:25 pmWashington, D.C. Dulles Intl
12h 05m
1 stop
BHD3:30 pmBelfast City
Sep 11
BHD9:35 amBelfast City
12h 50m
1 stop
IAD5:25 pmWashington, D.C. Dulles Intl
$979
British Airways
Sep 7
IAD7:15 pmWashington, D.C. Dulles Intl
12h 40m
1 stop
BHD12:55 pmBelfast City
Sep 11
BHD9:35 amBelfast City
12h 50m
1 stop
IAD5:25 pmWashington, D.C. Dulles Intl
$980
British Airways
May 13
IAD7:15 pmWashington, D.C. Dulles Intl
11h 45m
1 stop
BHD12:00 pmBelfast City
May 17
BHD6:30 amBelfast City
15h 55m
1 stop
IAD5:25 pmWashington, D.C. Dulles Intl
$1,123

Aer Lingus flights from District of Columbia to Belfast City Airport

Our best Aer Lingus deals on District of Columbia to Belfast City Airport flight tickets
Aer Lingus
May 15
IAD8:55 pmWashington, D.C. Dulles Intl
14h 40m
2 stops
BHD4:35 pmBelfast City
May 22
BHD9:50 amBelfast City
14h 35m
2 stops
IAD7:25 pmWashington, D.C. Dulles Intl
$1,192
Aer Lingus
May 15
IAD8:55 pmWashington, D.C. Dulles Intl
14h 40m
2 stops
BHD4:35 pmBelfast City
May 22
BHD9:50 amBelfast City
14h 35m
2 stops
IAD7:25 pmWashington, D.C. Dulles Intl
$1,197
Aer Lingus
May 15
IAD5:15 pmWashington, D.C. Dulles Intl
16h 45m
2 stops
BHD3:00 pmBelfast City
May 22
BHD9:50 amBelfast City
14h 35m
2 stops
IAD7:25 pmWashington, D.C. Dulles Intl
$1,235

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 May 9, 2026.
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

Cheapest round-trip

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 6/7

12:45 pm-2:55 pm

3 stops21h 10m

Belfast City

Thu 6/11

7:00 am-6:13 pm

3 stops40h 13m

$933
Quickest round-trip

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 9/7

10:25 pm-3:30 pm

1 stop12h 05m

Belfast City

Fri 9/11

9:35 am-5:25 pm

1 stop12h 50m

$979

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 9/7

7:15 pm-12:55 pm

1 stop12h 40m

Belfast City

Fri 9/11

9:35 am-5:25 pm

1 stop12h 50m

$980

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sat 6/6

6:59 am-8:50 pm

3 stops32h 51m

Belfast City

Fri 6/12

7:00 am-7:58 pm

2 stops17h 58m

$1,027

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 7/19

8:30 pm-9:05 pm

2 stops19h 35m

Belfast City

Thu 7/23

7:00 am-3:01 pm

3 stops37h 01m

$1,044

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 6/2

6:00 am-8:50 pm

3 stops33h 50m

Belfast City

Mon 6/8

5:55 pm-10:28 pm

3 stops33h 33m

$1,058

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 7/19

8:30 pm-9:05 pm

2 stops19h 35m

Belfast City

Thu 7/23

7:00 am-8:24 pm

2 stops18h 24m

$1,073

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 6/2

6:00 am-6:00 pm

3 stops31h 00m

Belfast City

Mon 6/8

7:00 am-9:55 pm

2 stops19h 55m

$1,078

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 6/2

5:00 pm-10:45 am

2 stops12h 45m

Belfast City

Mon 6/8

6:30 am-7:14 pm

2 stops17h 44m

$1,330

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 6/2

2:24 pm-10:45 am

2 stops15h 21m

Belfast City

Mon 6/8

11:35 am-10:19 pm

2 stops15h 44m

$1,349

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

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

You could potentially save up to 9% 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 40m

Direct flights

None
The fastest flight from District of Columbia to Belfast City Airport takes 10h 40m
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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Frequently asked questions about flying from District of Columbia to Belfast City Airport

  • 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 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.

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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