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Cheap flights from Washington, D.C. Reagan-National Airport to Belfast from $383

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Belfast departing on 10/16. 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 Washington, D.C. Reagan-National Airport to Belfast

Cheap round-trip flights

British Airways Logo
6:45 am - 8:45 amDCA-BHD
21h 00m2 stops
British Airways Logo
6:40 am - 5:56 pmBHD-DCA
16h 16m2 stops
$637British Airways
Find Deal
Thu, Sep 25 - Mon, Oct 6
British Airways Logo
6:45 am - 8:50 amDCA-BHD
21h 05m2 stops
British Airways Logo
1:40 pm - 7:59 amBHD-DCA
23h 19m2 stops
$662British Airways
Find Deal
Fri, Sep 19 - Tue, Sep 30
British Airways Logo
5:24 pm - 12:15 pmDCA-BHD
13h 51m2 stops
British Airways Logo
6:35 am - 7:02 pmBHD-DCA
17h 27m2 stops
$663British Airways
Find Deal
Sat, Sep 6 - Sat, Dec 20
British Airways Logo
2:55 pm - 10:35 amDCA-BHD
14h 40m2 stops
British Airways Logo
1:00 pm - 10:57 pmBHD-DCA
14h 57m2 stops
$664British Airways
Find Deal
Tue, Oct 7 - Sun, Oct 12
British Airways Logo
7:23 pm - 3:20 pmDCA-BHD
14h 57m2 stops
British Airways Logo
1:50 pm - 11:07 pmBHD-DCA
14h 17m2 stops
$688British Airways
Find Deal
Tue, Sep 16 - Mon, Sep 22
Virgin Atlantic Logo
5:00 pm - 9:15 pmDCA-BHD
23h 15m2 stops
Virgin Atlantic Logo
6:30 am - 10:07 pmBHD-DCA
20h 37m2 stops
$718Virgin Atlantic
Find Deal
Wed, Oct 8 - Sun, Oct 12
Virgin Atlantic Logo
5:00 pm - 9:15 pmDCA-BHD
23h 15m2 stops
Virgin Atlantic Logo
6:30 am - 10:07 pmBHD-DCA
20h 37m2 stops
$719Virgin Atlantic
Find Deal
Wed, Oct 8 - Sun, Oct 12
Virgin Atlantic Logo
5:00 pm - 9:15 pmDCA-BHD
23h 15m2 stops
Virgin Atlantic Logo
6:30 am - 10:06 amBHD-DCA
32h 36m2 stops
$721Virgin Atlantic
Find Deal
Wed, Oct 8 - Sun, Oct 12
British Airways Logo
3:35 pm - 11:10 amDCA-BHD
14h 35m2 stops
British Airways Logo
8:05 pm - 4:54 pmBHD-DCA
25h 49m2 stops
$748British Airways
Find Deal
Thu, Sep 18 - Sun, Sep 28
Logo
11:00 am - 11:00 amDCA-BFS
19h 00m3 stops
Logo
9:40 am - 7:44 pmBFS-DCA
15h 04m2 stops
$975
Find Deal
Sat, Sep 13 - Sat, Sep 20

Virgin Atlantic flights from Washington, D.C. Reagan-National Airport to Belfast

Our best Virgin Atlantic deals on Washington, D.C. Reagan-National Airport to Belfast flight tickets
Virgin Atlantic
Oct 8
DCA5:00 pmWashington, D.C. Reagan-National
23h 15m
2 stops
BHD9:15 pmBelfast City
Oct 12
BHD6:30 amBelfast City
20h 37m
2 stops
DCA10:07 pmWashington, D.C. Reagan-National
$718
Find similar
Virgin Atlantic
Oct 8
DCA5:00 pmWashington, D.C. Reagan-National
23h 15m
2 stops
BHD9:15 pmBelfast City
Oct 12
BHD6:30 amBelfast City
20h 37m
2 stops
DCA10:07 pmWashington, D.C. Reagan-National
$719
Find similar
Virgin Atlantic
Oct 8
DCA5:00 pmWashington, D.C. Reagan-National
23h 15m
2 stops
BHD9:15 pmBelfast City
Oct 12
BHD6:30 amBelfast City
32h 36m
2 stops
DCA10:06 amWashington, D.C. Reagan-National
$721
Find similar

British Airways flights from Washington, D.C. Reagan-National Airport to Belfast

Our best British Airways deals on Washington, D.C. Reagan-National Airport to Belfast flight tickets
British Airways
Sep 25
DCA6:45 amWashington, D.C. Reagan-National
21h 00m
2 stops
BHD8:45 amBelfast City
Oct 6
BHD6:40 amBelfast City
16h 16m
2 stops
DCA5:56 pmWashington, D.C. Reagan-National
$637
Find similar
British Airways
Sep 19
DCA6:45 amWashington, D.C. Reagan-National
21h 05m
2 stops
BHD8:50 amBelfast City
Sep 30
BHD1:40 pmBelfast City
23h 19m
2 stops
DCA7:59 amWashington, D.C. Reagan-National
$662
Find similar
British Airways
Sep 6
DCA5:24 pmWashington, D.C. Reagan-National
13h 51m
2 stops
BHD12:15 pmBelfast City
Dec 20
BHD6:35 amBelfast City
17h 27m
2 stops
DCA7:02 pmWashington, D.C. Reagan-National
$663
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Belfast 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 August 2, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Thu 9/25

6:45 am-8:45 am

2 stops21h 00m

Belfast City

Mon 10/6

6:40 am-5:56 pm

2 stops16h 16m

$637

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Fri 9/19

6:45 am-8:50 am

2 stops21h 05m

Belfast City

Tue 9/30

1:40 pm-7:59 am

2 stops23h 19m

$662

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sat 9/6

5:24 pm-12:15 pm

2 stops13h 51m

Belfast City

Sat 12/20

6:35 am-7:02 pm

2 stops17h 27m

$663

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 10/7

2:55 pm-10:35 am

2 stops14h 40m

Belfast City

Sun 10/12

1:00 pm-10:57 pm

2 stops14h 57m

$664

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 9/16

7:23 pm-3:20 pm

2 stops14h 57m

Belfast City

Mon 9/22

1:50 pm-11:07 pm

2 stops14h 17m

$688

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 10/8

5:00 pm-9:15 pm

2 stops23h 15m

Belfast City

Sun 10/12

6:30 am-10:07 pm

2 stops20h 37m

$718

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 10/8

5:00 pm-9:15 pm

2 stops23h 15m

Belfast City

Sun 10/12

6:30 am-10:07 pm

2 stops20h 37m

$719

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 10/8

5:00 pm-9:15 pm

2 stops23h 15m

Belfast City

Sun 10/12

6:30 am-10:06 am

2 stops32h 36m

$721

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Thu 9/18

3:35 pm-11:10 am

2 stops14h 35m

Belfast City

Sun 9/28

8:05 pm-4:54 pm

2 stops25h 49m

$748

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Sat 9/13

11:00 am-11:00 am

3 stops19h 00m

Belfast Intl

Sat 9/20

9:40 am-7:44 pm

2 stops15h 04m

$975

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Belfast

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?

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Belfast is on a Tuesday when prices can be found for as low as $680. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Reagan-National Airport to Belfast for around $884.

What is the cheapest time of day to depart on your flight to Belfast?

Our data shows that the cheapest Washington, D.C. Reagan-National Airport to Belfast flights are usually those with departure times in the evening. Our users have found flights to Belfast in the evening for as low as $683. Try not to purchase tickets in the afternoon because they tend to be around $762. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

Best Price Found

$383

Fastest flight time

11h 45m

Direct flights

None

Airports in Belfast

2 airports
The best one-way flight to Belfast from Washington, D.C. Reagan-National Airport in the past 72 hours is $383. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Belfast found on momondo in the last 72 hours is $637.
The fastest flight from Washington, D.C. Reagan-National Airport to Belfast takes 11h 45m
There are no direct flights from Washington, D.C. Reagan-National Airport to Belfast. Popular non-direct routes for this connection are Washington, D.C. Reagan-National Airport - Belfast City Airport and Washington, D.C. Reagan-National Airport - Belfast Intl Airport.
There are 2 airports near Belfast: Belfast Intl (BFS), Belfast City (BHD)
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  • How far is Washington, D.C. Reagan-National to Belfast by plane?

    There are 3376.1 mi between Washington, D.C. Reagan-National and Belfast. Typically, this will take 11h 45m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Belfast are refreshed on a daily basis.

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

    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 Washington, D.C. Reagan-National Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The necessary travel and health documents for your Belfast 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.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Belfast. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Belfast from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

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

If you are simply researching potential flights to Belfast, momondo offers a useful price alert feature which will track prices for flights to Belfast from Washington, D.C. and alert you when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport