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$645+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — BHD
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap 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 September 16, 2025.

Round-trip from

$645
(American Airlines)

Popular in

June

Cheapest in

February

Average price

$647
From Washington, D.C. Reagan-National to Belfast City
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Highest demand for flights based on searches. 20% potential increase in price ($194 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/37:45 pmDCA - BHD
2 stops17h 30mAmerican Airlines
Fri 10/106:35 amBHD - DCA
2 stops16h 21mAmerican Airlines
Deal found 9/15$645
This FlightHub deal was found by Cheapflights users on 9/15. 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.
Mon 10/1312:19 pmDCA - BHD
2 stops19h 36mBritish Airways
Mon 10/206:40 amBHD - DCA
2 stops18h 36mBritish Airways
Deal found 9/15$721
This Virgin Atlantic deal was found by Cheapflights users on 9/14. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:03 pmDCA - BHD
2 stops18h 47mVirgin Atlantic
Sun 11/166:30 amBHD - DCA
2 stops18h 23mVirgin Atlantic
Deal found 9/14$722
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/85:30 pmDCA - BHD
2 stops13h 25mAmerican Airlines
Sun 10/126:50 amBHD - DCA
2 stops19h 25mAmerican Airlines
Deal found 9/13$845
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:24 pmDCA - BHD
2 stops13h 31mMultiple Airlines
Mon 10/61:50 pmBHD - DCA
2 stops14h 07mMultiple Airlines
Deal found 9/15$893
This KLM deal was found by Cheapflights users on 9/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:35 pmDCA - BHD
2 stops16h 15mKLM
Fri 11/286:30 amBHD - DCA
2 stops15h 08mKLM
Deal found 9/15$932
This Ovago deal was found by Cheapflights users on 9/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/174:40 pmDCA - BHD
2 stops23h 30mBritish Airways
Tue 9/231:40 pmBHD - DCA
2 stops23h 19mBritish Airways
Deal found 9/13$1,011
This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/56:45 amDCA - BHD
2 stops29h 55mMultiple Airlines
Sat 10/119:35 amBHD - DCA
2 stops18h 22mMultiple Airlines
Deal found 9/14$9,422

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 September 16, 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

Fri 10/3

7:45 pm-6:15 pm

2 stops17h 30m

Belfast City

Fri 10/10

6:35 am-5:56 pm

2 stops16h 21m

$645

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 1/6

4:30 pm-11:30 am

2 stops14h 00m

Belfast City

Wed 1/14

6:35 am-4:27 pm

2 stops14h 52m

$647

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Mon 10/13

12:19 pm-12:55 pm

2 stops19h 36m

Belfast City

Mon 10/20

6:40 am-8:16 pm

2 stops18h 36m

$721

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 11/12

2:59 pm-4:50 pm

2 stops20h 51m

Belfast City

Sun 11/16

6:30 am-5:00 pm

2 stops15h 30m

$722

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 10/8

2:55 pm-1:30 pm

2 stops17h 35m

Belfast City

Sun 10/12

6:50 am-10:16 pm

2 stops20h 26m

$845

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 10/1

5:24 pm-11:55 am

2 stops13h 31m

Belfast City

Mon 10/6

1:50 pm-10:57 pm

2 stops14h 07m

$893

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 11/25

7:35 pm-4:50 pm

2 stops16h 15m

Belfast City

Fri 11/28

6:30 am-4:38 pm

2 stops15h 08m

$932

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 10/5

6:45 am-5:40 pm

2 stops29h 55m

Belfast City

Sat 10/11

9:35 am-10:57 pm

2 stops18h 22m

$9,422

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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 17h 30m. American Airlines provides one of the quickest options available for as low as $645. 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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