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Cheap flights from Washington, D.C. Reagan-National Airport to Belfast from £310

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/3. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — BHD
19 Mar — 26 Mar1
1 adult

Cheap flight deals from Reagan-National to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Belfast (BF1). 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 14 March 2025.

Round-trip from

£518

One-way from

£310

Popular in

June

Cheapest in

January

Average price

£755
American Airlines
  • American Airlines
  • 6/5-13/5
  • 4 total stops
  • 27h 41m total
  • Washington, D.C. to Belfast
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British Airways
  • British Airways
  • 30/3
  • 2 total stops
  • 14h 18m total
  • Washington, D.C. to Belfast
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£108 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Find flight deals from Reagan-National to Belfast

Cheapest flights from Reagan-National to Belfast
Explore the most affordable flight options available from Reagan-National to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 March 2025.

Tue 6/515:50DCA - BHD
2 stops13h 45mAmerican Airlines
Tue 13/513:40BHD - DCA
2 stops13h 56mAmerican Airlines
Deal found 13/3£518
Fri 12/918:12DCA - BHD
2 stops16h 18mBritish Airways
Sun 21/920:05BHD - DCA
2 stops41h 58mBritish Airways
Deal found 13/3£522
Fri 11/418:25DCA - BHD
2 stops17h 30mDelta
Sun 27/406:30BHD - DCA
2 stops21h 40mDelta
Deal found 14/3£645
Wed 28/512:55DCA - BHD
3 stops23h 45mMultiple Airlines
Tue 10/607:05BHD - DCA
2 stops17h 48mMultiple Airlines
Deal found 13/3£748
Sat 21/606:59DCA - BFS
3 stops31h 41mMultiple Airlines
Tue 24/606:15BFS - DCA
3 stops21h 12mMultiple Airlines
Deal found 13/3£798

Find flights from Reagan-National to Belfast within your budget

Customise your flight search to find flights from Reagan-National 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, Cheapflights users made 858,174 searches. Data last updated 14 March 2025.

Fly from

Reagan-National

Fly to

Belfast

Route

Depart

Return

Price

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 6/5

15:50-10:35

2 stops13h 45m

Belfast City

Tue 13/5

13:40-22:36

2 stops13h 56m

£518

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sat 12/4

14:55-10:10

2 stops14h 15m

Belfast City

Sun 27/4

15:10-09:29

2 stops23h 19m

£553

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Fri 11/4

18:25-16:55

2 stops17h 30m

Belfast City

Sun 27/4

06:30-23:10

2 stops21h 40m

£645

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 28/5

12:55-17:40

3 stops23h 45m

Belfast City

Tue 10/6

07:05-19:53

2 stops17h 48m

£748

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 30/3

16:12-11:30

2 stops14h 18m

£310

Flights are sorted by cheapest return flights first.

Deals found on 14/3

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

Have a flexible travel schedule? Discover the best time to fly to Belfast from Reagan-National with our price prediction graph.
Estimated return 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.

Travel insights for flights from Reagan-National to Belfast

Get recent, data-driven insights about flights from Reagan-National to Belfast including ideal travel times, pricing trends, and more.

Rainfall in Belfast by month

Plan your trip to Belfast by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

Temperature in Belfast by month

Plan your trip to Belfast by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast. Reviews last updated 14 March 2025.
Delta
8.0
Very Good
7,931 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
7,931 reviews
Delta
8.0
Very Good
7,931 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,931 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways
6.6
Okay
6,714 reviews
Delta
8.0
Very Good
7,931 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

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

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

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

    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.

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

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

  • What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Belfast?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Belfast (average of £67). Flying from Washington, D.C. Reagan-National Airport to Belfast in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Complete your trip

Complete your trip to Belfast by adding a car hire and/or hotel booking to your travel itinerary.
Belfast car hire
Belfast Intl Airport car hire
Londonderry Eglinton Airport car hire
Isle of Islay Glenegedale Airport car hire
Londonderry car hire

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