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Cheap flights from Belfast to District of Columbia from £575

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — IAD
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast to District of Columbia

Enter your travel dates to find the best prices.

Best flights from Belfast to District of Columbia
Discover carefully curated flight deals from Belfast to District of Columbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.

Mon 26/107:50BFS - IAD
2 stops15h 40mMultiple Airlines
Mon 2/219:40IAD - BFS
2 stops19h 35mMultiple Airlines
Deal found 12/12£575
Thu 29/110:40BHD - IAD
1 stop14h 15mBritish Airways
Mon 2/217:46IAD - BHD
2 stops15h 29mBritish Airways
Deal found 9/12£730
Thu 12/306:30BHD - IAD
1 stop14h 35mKLM
Tue 17/319:59IAD - BHD
2 stops16h 51mKLM
Deal found 11/12£733
Thu 12/306:30BHD - DCA
2 stops19h 38mDelta
Tue 17/317:05DCA - BHD
2 stops19h 45mDelta
Deal found 11/12£737
Thu 12/307:00BHD - IAD
3 stops43h 00mMultiple Airlines
Tue 17/320:40IAD - BHD
2 stops16h 35mMultiple Airlines
Deal found 11/12£606
Thu 12/308:50BFS - IAD
1 stop16h 05mMultiple Airlines
Tue 17/319:20IAD - BFS
1 stop22h 10mMultiple Airlines
Deal found 11/12£609
Thu 5/206:35BHD - IAD
1 stop14h 00mBritish Airways
Mon 9/217:46IAD - BHD
2 stops17h 19mBritish Airways
Deal found 9/12£730
Thu 5/310:40BHD - DCA
2 stops17h 20mBritish Airways
Mon 9/317:00DCA - BHD
2 stops13h 40mBritish Airways
Deal found 9/12£734
Thu 22/110:40BHD - DCA
2 stops16h 24mBritish Airways
Mon 26/113:35DCA - BHD
2 stops16h 05mBritish Airways
Deal found 9/12£734

Find flight deals from Belfast to District of Columbia

Keep the following information in mind while searching for Belfast to District of Columbia flight deals. Data was last updated 12 December 2025.

Round-trip from

£606
12/3-17/3
  • 12/3-17/3
  • 5 total stops
  • 59h 35m total
  • Belfast to District of Columbia
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast to District of Columbia 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 12 December 2025.
Use the filters below to find and compare flights from Belfast to District of Columbia that are best for you.

Fly from

Belfast

Fly to

District of Columbia

Route

Depart

Return

Price

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Mon 26/1

07:50-18:30

2 stops15h 40m

Washington, D.C. Dulles Intl

Mon 2/2

19:40-20:15

2 stops19h 35m

£575

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 12/3

07:00-22:00

3 stops43h 00m

Washington, D.C. Dulles Intl

Tue 17/3

20:40-17:15

2 stops16h 35m

£606

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Thu 12/3

08:50-20:55

1 stop16h 05m

Washington, D.C. Dulles Intl

Tue 17/3

19:20-21:30

1 stop22h 10m

£609

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 29/1

10:40-19:55

1 stop14h 15m

Washington, D.C. Dulles Intl

Mon 2/2

17:46-14:15

2 stops15h 29m

£730

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 5/2

06:35-15:35

1 stop14h 00m

Washington, D.C. Dulles Intl

Mon 9/2

17:46-16:05

2 stops17h 19m

£730

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 12/3

06:30-17:05

1 stop14h 35m

Washington, D.C. Dulles Intl

Tue 17/3

19:59-16:50

2 stops16h 51m

£733

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Thu 5/3

10:40-23:00

2 stops17h 20m

Washington, D.C. Reagan-National

Mon 9/3

17:00-10:40

2 stops13h 40m

£734

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Thu 22/1

10:40-22:04

2 stops16h 24m

Washington, D.C. Reagan-National

Mon 26/1

13:35-10:40

2 stops16h 05m

£734

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Thu 12/3

06:30-22:08

2 stops19h 38m

Washington, D.C. Reagan-National

Tue 17/3

17:05-16:50

2 stops19h 45m

£737

Flights are sorted by cheapest return flights first.

Deals found on 12/12

Best time to book a flight from Belfast to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Belfast 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.

Cheapflights Insights

Everything you need to know about your flight from Belfast to District of Columbia

What is the cheapest time of day to fly from BFS to DC?

Find hourly flight availability from Belfast to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.

A simple way to save on the total cost of your ticket is to fly from Belfast to District of Columbia in the evening. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from Belfast to District of Columbia. 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 Belfast to District of Columbia?

    Airlines like British Airways and Delta fly from Belfast to District of Columbia in about 14h 15m. The time it takes to get you to your destination can typically vary by up to 5h 23m. The distance between Belfast and District of Columbia is about 3390 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Belfast to District of Columbia?

    The most popular route from Belfast to District of Columbia is Belfast City - Washington, D.C. Reagan-National. You may also consider Belfast Intl - Washington, D.C. Dulles Intl or Belfast City - Washington, D.C. Dulles Intl.

  • Can I find deals for flights from Belfast to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Belfast to District of Columbia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belfast to District of Columbia?

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

  • Can I find deals for business class flights from Belfast to District of Columbia?

    Yes. Cheapflights offers flight deals from Belfast to District of Columbia 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

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Fly with Cheapflights

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How does Cheapflights help users find flights from Belfast to District of Columbia?

Cheapflights makes it easy to find Belfast to District of Columbia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Belfast to District of Columbia?

Cheapflights helps you find that perfect flight to District of Columbia from Belfast by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Belfast to District of Columbia with no change fees?

Yes, we can. To see specific flights from Belfast to District of Columbia with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Belfast to District of Columbia become cheaper?

Yes, Cheapflights offers price alerts on Belfast to District of Columbia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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