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Cheap flights from Belfast to Washington, D.C. from $554

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 to Washington, D.C. departing on 10/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Belfast to Washington, D.C.

Cheap round-trip flights

American Airlines Logo
6:35 am - 5:43 pmBHD-DCA
16h 08m2 stops
American Airlines Logo
5:24 pm - 2:15 pmDCA-BHD
15h 51m2 stops
$677American Airlines
Find Deal
jue., dic. 4 - lun., dic. 8
American Airlines Logo
6:35 am - 5:43 pmBHD-DCA
16h 08m2 stops
American Airlines Logo
6:30 pm - 2:15 pmDCA-BHD
14h 45m2 stops
$678American Airlines
Find Deal
jue., dic. 4 - lun., dic. 8
American Airlines Logo
6:35 am - 4:04 pmBHD-DCA
14h 29m2 stops
American Airlines Logo
11:36 am - 10:40 amDCA-BHD
18h 04m2 stops
$680American Airlines
Find Deal
jue., dic. 4 - lun., dic. 8
Delta Logo
6:30 am - 10:59 pmBHD-DCA
21h 29m2 stops
Delta Logo
7:55 pm - 4:55 pmDCA-BHD
16h 00m2 stops
$683Delta
Find Deal
jue., oct. 9 - jue., oct. 16
Virgin Atlantic Logo
6:30 am - 10:07 pmBHD-DCA
20h 37m2 stops
Virgin Atlantic Logo
4:50 pm - 9:15 pmDCA-BHD
47h 25m2 stops
$771Virgin Atlantic
Find Deal
vie., oct. 10 - dom., oct. 12

American Airlines flights from Belfast to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Belfast to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Dec 4
BHD6:35 amBelfast City
16h 08m
2 stops
DCA5:43 pmWashington, D.C. Reagan-National
Dec 8
DCA5:24 pmWashington, D.C. Reagan-National
15h 51m
2 stops
BHD2:15 pmBelfast City
$677
Find similar
American Airlines
Dec 4
BHD6:35 amBelfast City
16h 08m
2 stops
DCA5:43 pmWashington, D.C. Reagan-National
Dec 8
DCA6:30 pmWashington, D.C. Reagan-National
14h 45m
2 stops
BHD2:15 pmBelfast City
$678
Find similar
American Airlines
Dec 4
BHD6:35 amBelfast City
14h 29m
2 stops
DCA4:04 pmWashington, D.C. Reagan-National
Dec 8
DCA11:36 amWashington, D.C. Reagan-National
18h 04m
2 stops
BHD10:40 amBelfast City
$680
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Belfast to Washington, D.C. Reagan-National 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Belfast to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

jue. 12/4

6:35 am-5:43 pm

2 stops16h 08m

Washington, D.C. Reagan-National

lun. 12/8

5:24 pm-2:15 pm

2 stops15h 51m

$677

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

jue. 12/4

6:35 am-5:43 pm

2 stops16h 08m

Washington, D.C. Reagan-National

lun. 12/8

6:30 pm-2:15 pm

2 stops14h 45m

$678

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

jue. 12/4

6:35 am-4:04 pm

2 stops14h 29m

Washington, D.C. Reagan-National

lun. 12/8

11:36 am-10:40 am

2 stops18h 04m

$680

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

jue. 10/9

6:30 am-10:59 pm

2 stops21h 29m

Washington, D.C. Reagan-National

jue. 10/16

7:55 pm-4:55 pm

2 stops16h 00m

$683

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

vie. 10/10

6:30 am-10:07 pm

2 stops20h 37m

Washington, D.C. Reagan-National

dom. 10/12

4:50 pm-9:15 pm

2 stops47h 25m

$771

BelfastWashington, D.C.

BFS - DCA

BFSDCA

Belfast Intl

mar. 10/14

8:15 am-12:04 pm

3 stops32h 49m

$554

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

mar. 10/14

1:40 pm-10:57 pm

2 stops14h 17m

$841

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

mar. 10/14

10:20 am-10:51 pm

3 stops17h 31m

$881

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

dom. 11/2

12:10 pm-9:30 pm

2 stops14h 20m

$1,644

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Belfast to Washington, D.C. Reagan-National 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 airline that flies from Belfast to Washington, D.C. Reagan-National?

British Airways is the most popular carrier operating from Belfast to Washington, D.C. Reagan-National

Cheap Belfast to Washington, D.C. Reagan-National Airport flight deals and tips

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

Direct flights

None
There are no direct flights from Belfast to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Belfast to Washington, D.C. Reagan-National Airport.
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  • How far is Belfast to Washington, D.C. Reagan-National by plane?

    Washington, D.C. Reagan-National is 3376.1 mi away from Belfast. A reasonable flight in good conditions will take 14h 29m.

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

    Prices for flights from Belfast to Washington, D.C. Reagan-National Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast to Washington, D.C. Reagan-National Airport.

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

    The necessary travel and health documents for your Washington, D.C. Reagan-National Airport 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
Gettysburg
National Harbor
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg
Springfield
Linthicum Heights

Why use momondo?

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

It is quick and easy to find Belfast to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

Flights from Belfast to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Belfast. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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 can track prices for Belfast to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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