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Cheap flights from Belfast City Airport to Washington, D.C. from $637

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast City Airport to Washington, D.C. departing on 7/13. 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 Belfast City Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
12:25 pm - 9:59 am
BHD
-
DCA
25h 34m
2 stops
British Airways Logo
10:45 pm - 10:40 am
DCA
-
BHD
31h 55m
2 stops
$960British Airways
Wed, Mar 18 - Sun, Mar 22
British Airways Logo
9:15 am - 4:35 pm
BHD
-
IAD
11h 20m
1 stop
British Airways Logo
7:20 pm - 10:20 am
IAD
-
BHD
11h 00m
1 stop
$995British Airways
Wed, Mar 18 - Sun, Mar 22
British Airways Logo
6:35 am - 7:44 pm
BHD
-
DCA
17h 09m
2 stops
British Airways Logo
5:00 pm - 4:50 pm
DCA
-
BHD
19h 50m
2 stops
$1,003British Airways
Wed, Mar 18 - Sun, Mar 22
British Airways Logo
9:15 am - 10:16 pm
BHD
-
DCA
17h 01m
2 stops
British Airways Logo
5:00 pm - 6:40 pm
DCA
-
BHD
21h 40m
2 stops
$1,008British Airways
Wed, Mar 18 - Sun, Mar 22
Delta Logo
6:30 am - 5:05 pm
BHD
-
IAD
14h 35m
1 stop
Delta Logo
1:19 pm - 4:50 pm
IAD
-
BHD
23h 31m
2 stops
$1,126Delta
Sat, Mar 21 - Tue, Mar 24
Multiple Airlines Logo
6:30 am - 5:05 pm
BHD
-
IAD
14h 35m
1 stop
Multiple Airlines Logo
7:05 pm - 4:50 pm
IAD
-
BHD
17h 45m
1 stop
$1,189Multiple Airlines
Sat, Mar 21 - Wed, Mar 25
American Airlines Logo
9:35 am - 7:40 pm
BHD
-
BWI
15h 05m
1 stop
American Airlines Logo
9:35 pm - 2:35 pm
BWI
-
BHD
12h 00m
1 stop
$1,239American Airlines
Sat, Jul 4 - Sun, Jul 5
Multiple Airlines Logo
7:05 am - 7:40 pm
BHD
-
BWI
17h 35m
1 stop
Multiple Airlines Logo
8:13 pm - 5:40 pm
BWI
-
BHD
16h 27m
2 stops
$1,303Multiple Airlines
Sat, Jul 4 - Sun, Jul 5
KLM Logo
9:50 am - 8:45 pm
BHD
-
DCA
15h 55m
2 stops
KLM Logo
12:27 pm - 9:20 am
DCA
-
BHD
15h 53m
2 stops
$1,790KLM
Mon, May 25 - Thu, May 28
KLM Logo
9:50 am - 10:03 pm
BHD
-
DCA
17h 13m
2 stops
KLM Logo
12:00 pm - 9:20 am
DCA
-
BHD
16h 20m
2 stops
$1,832KLM
Tue, May 26 - Sat, May 30

British Airways flights from Belfast City Airport to Washington, D.C.

Our best British Airways deals on Belfast City Airport to Washington, D.C. flight tickets
British Airways
Mar 18
BHD12:25 pmBelfast City
25h 34m
2 stops
DCA9:59 amWashington, D.C. Reagan-National
Mar 22
DCA10:45 pmWashington, D.C. Reagan-National
31h 55m
2 stops
BHD10:40 amBelfast City
$960
British Airways
Mar 18
BHD9:15 amBelfast City
11h 20m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
Mar 22
IAD7:20 pmWashington, D.C. Dulles Intl
11h 00m
1 stop
BHD10:20 amBelfast City
$995
British Airways
Mar 18
BHD6:35 amBelfast City
17h 09m
2 stops
DCA7:44 pmWashington, D.C. Reagan-National
Mar 22
DCA5:00 pmWashington, D.C. Reagan-National
19h 50m
2 stops
BHD4:50 pmBelfast City
$1,003

Delta flights from Belfast City Airport to Washington, D.C.

Our best Delta deals on Belfast City Airport to Washington, D.C. flight tickets
Delta
Mar 21
BHD6:30 amBelfast City
14h 35m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
Mar 24
IAD1:19 pmWashington, D.C. Dulles Intl
23h 31m
2 stops
BHD4:50 pmBelfast City
$1,126
Delta
Mar 21
BHD6:30 amBelfast City
20h 31m
2 stops
BWI11:01 pmBaltimore/Washington
Mar 24
BWI3:35 pmBaltimore/Washington
21h 15m
2 stops
BHD4:50 pmBelfast City
$4,283
Delta
Mar 21
BHD6:30 amBelfast City
14h 35m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
Mar 24
IAD7:59 pmWashington, D.C. Dulles Intl
21h 01m
2 stops
BHD9:00 pmBelfast City
$5,141

momondo Fare Finder

 
Customize your flight search to find flights from Belfast City Airport to Washington, D.C. 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 February 21, 2026.
Use the filters below to find and compare flights from Belfast City Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 3/18

12:25 pm-9:59 am

2 stops25h 34m

Washington, D.C. Reagan-National

Sun 3/22

10:45 pm-10:40 am

2 stops31h 55m

$960

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Wed 3/18

9:15 am-4:35 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sun 3/22

7:20 pm-10:20 am

1 stop11h 00m

$995

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 3/18

6:35 am-7:44 pm

2 stops17h 09m

Washington, D.C. Reagan-National

Sun 3/22

5:00 pm-4:50 pm

2 stops19h 50m

$1,003

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 3/18

9:15 am-10:16 pm

2 stops17h 01m

Washington, D.C. Reagan-National

Sun 3/22

5:00 pm-6:40 pm

2 stops21h 40m

$1,008

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Sat 3/21

6:30 am-5:05 pm

1 stop14h 35m

Washington, D.C. Dulles Intl

Tue 3/24

1:19 pm-4:50 pm

2 stops23h 31m

$1,126

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Sat 3/21

6:30 am-5:05 pm

1 stop14h 35m

Washington, D.C. Dulles Intl

Wed 3/25

7:05 pm-4:50 pm

1 stop17h 45m

$1,189

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Sat 7/4

9:35 am-7:40 pm

1 stop15h 05m

Baltimore/Washington

Sun 7/5

9:35 pm-2:35 pm

1 stop12h 00m

$1,239

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Sat 7/4

7:05 am-7:40 pm

1 stop17h 35m

Baltimore/Washington

Sun 7/5

8:13 pm-5:40 pm

2 stops16h 27m

$1,303

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Mon 5/25

9:50 am-8:45 pm

2 stops15h 55m

Washington, D.C. Reagan-National

Thu 5/28

12:27 pm-9:20 am

2 stops15h 53m

$1,790

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Tue 5/26

9:50 am-10:03 pm

2 stops17h 13m

Washington, D.C. Reagan-National

Sat 5/30

12:00 pm-9:20 am

2 stops16h 20m

$1,832

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 Washington, D.C. from

How to get the cheapest flight ticket from Belfast City Airport to Washington, D.C.

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 Belfast City Airport to Washington, D.C. flights?

You could potentially save up to 5% on your flight if you consider stops on a Belfast City Airport to Washington, D.C. flight.

When to book flights from Belfast City Airport to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Belfast City Airport to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Belfast City Airport to Washington, D.C. (BHD to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast City Airport to Washington, D.C.

Fastest flight time

13h 30m

Direct flights

None
The fastest flight from Belfast City Airport to Washington, D.C. takes 13h 30m
There are no direct flights from Belfast City Airport to Washington, D.C.. There are no popular flight routes from Belfast City Airport to Washington, D.C..
Search flight deals

  • How far is Belfast City to Washington, D.C. by plane?

    Washington, D.C. is 3375.4 mi away from Belfast City. In terms of flight time, this usually takes a little over 13h 30m.

  • When did momondo last update prices for flights from Belfast City Airport to Washington, D.C.?

    Prices for flights from Belfast City Airport to Washington, D.C. refresh daily.

  • How old do you have to be to fly from Belfast City Airport to Washington, D.C.?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast City Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Colonial Beach
Laurel
Silver Spring
Tysons
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Fairfax
Bethesda
Linthicum Heights
College Park

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Washington, D.C.?

Finding the right flight to Washington, D.C. from Belfast is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Belfast to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Belfast to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Belfast to Washington, D.C.?

momondo helps you find the best flight between Belfast and Washington, D.C. 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 Belfast to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Belfast. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport