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$631+ Cheap flights from Reagan-National (DCA) to Belfast City (BHD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — BHD
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Reagan-National to Belfast City

Cheapest flights from Reagan-National to Belfast City
Explore the most affordable flight options available from Reagan-National to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This oojo deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/272:59 pmDCA - BHD
2 stops20h 46mBritish Airways
Sun 1/46:30 amBHD - DCA
2 stops15h 05mBritish Airways
Deal found 12/4$1,441
This FlightHub deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/171:41 pmDCA - BHD
2 stops15h 34mBritish Airways
Thu 12/188:00 pmBHD - DCA
2 stops29h 13mBritish Airways
Deal found 12/3$3,893

Find flight deals from Reagan-National to Belfast City

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Belfast City (BHD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 4, 2025.

Round-trip from

$631
(FlightHub)

Popular in

June

Cheapest in

February

Average price

$691
From Washington, D.C. Reagan-National to Belfast City
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($196 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Belfast City 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, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Belfast City Airport that are best for you.

Fly from

Reagan-National

Fly to

Belfast City

Route

Depart

Return

Price

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Mon 3/16

4:23 pm-10:40 am

2 stops14h 17m

Belfast City

Sun 3/22

6:30 am-8:48 pm

2 stops18h 18m

$631

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Thu 1/8

5:45 pm-2:00 pm

2 stops15h 15m

Belfast City

Mon 1/12

7:25 pm-6:56 pm

2 stops28h 31m

$640

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 1/21

3:30 pm-10:15 am

2 stops13h 45m

Belfast City

Wed 1/28

6:35 am-5:08 pm

2 stops15h 33m

$640

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Fri 5/1

5:09 pm-3:30 pm

2 stops17h 21m

Belfast City

Wed 5/6

11:30 am-10:26 pm

2 stops15h 56m

$647

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Mon 3/16

5:25 pm-10:40 am

2 stops13h 15m

Belfast City

Sun 3/22

6:30 am-4:37 pm

2 stops14h 07m

$654

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Fri 3/27

4:23 pm-10:30 am

2 stops14h 07m

Belfast City

Sat 4/4

7:00 pm-10:00 pm

2 stops32h 00m

$656

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 1/28

3:30 pm-10:15 am

2 stops13h 45m

Belfast City

Sun 2/1

9:10 am-10:03 pm

2 stops17h 53m

$822

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 2/15

1:54 pm-10:20 am

2 stops15h 26m

Belfast City

Thu 2/19

9:05 am-8:00 pm

2 stops15h 55m

$1,190

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Fri 3/27

6:00 am-1:35 pm

2 stops27h 35m

Belfast City

Sat 4/4

10:50 am-10:19 am

3 stops28h 29m

$1,399

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Best time to book a flight from Reagan-National to Belfast City

Have a flexible travel schedule? Discover the best time to fly to Belfast City from Reagan-National with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Belfast City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Belfast City Airport?

    A quick flight from Washington, D.C. Reagan-National Airport to Belfast City Airport can take about 13h 15m. British Airways provides one of the quickest options available for as low as $654. Airlines will cover a distance of 3378 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Reagan-National to Belfast City that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Belfast City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Belfast City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Belfast City.

  • Can I find deals for business class flights from Reagan-National to Belfast City?

    Yes. Cheapflights offers flight deals from Reagan-National to Belfast City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Belfast City Airport?

Book flights to Belfast City Airport if you plan to visit one of these locations
Newcastle

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Reagan-National to Belfast Intl flights

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