Find flights
When to book
FAQs

Cheap flights from Belfast to District of Columbia from £406

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — IAD
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap 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 18 September 2025.

Round-trip from

£492

One-way from

£406
American Airlines
  • American Airlines
  • 20/11-24/11
  • 2 total stops
  • 25h 35m total
  • Belfast to District of Columbia
Search Deals
14/10
  • 14/10
  • 3 total stops
  • 32h 49m total
  • Belfast to District of Columbia
Search Deals

Find flight deals from Belfast to District of Columbia

Cheapest flights from Belfast to District of Columbia
Explore the most affordable flight options available from Belfast to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Thu 20/1110:40BHD - IAD
1 stop14h 15mAmerican Airlines
Mon 24/1118:20IAD - BHD
1 stop11h 20mAmerican Airlines
Deal found 15/9£492
Thu 4/1206:35BHD - DCA
2 stops16h 08mAmerican Airlines
Mon 8/1217:24DCA - BHD
2 stops15h 51mAmerican Airlines
Deal found 14/9£496
Thu 9/1006:30BHD - DCA
2 stops21h 29mDelta
Thu 16/1019:55DCA - BHD
2 stops16h 00mDelta
Deal found 15/9£500
Fri 10/1006:30BHD - DCA
2 stops20h 37mVirgin Atlantic
Sun 12/1016:50DCA - BHD
2 stops47h 25mVirgin Atlantic
Deal found 15/9£565
Thu 16/1009:25BFS - IAD
3 stops40h 25mMultiple Airlines
Thu 23/1022:20IAD - BFS
3 stops20h 39mMultiple Airlines
Deal found 18/9£589

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 18 September 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.

BHD - IAD

BHDIAD

Belfast City

Thu 20/11

10:40-19:55

1 stop14h 15m

Washington, D.C. Dulles Intl

Mon 24/11

18:20-10:40

1 stop11h 20m

£492

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Thu 4/12

06:35-17:43

2 stops16h 08m

Washington, D.C. Reagan-National

Mon 8/12

17:24-14:15

2 stops15h 51m

£496

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Thu 9/10

06:30-22:59

2 stops21h 29m

Washington, D.C. Reagan-National

Thu 16/10

19:55-16:55

2 stops16h 00m

£500

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Fri 10/10

06:30-22:07

2 stops20h 37m

Washington, D.C. Reagan-National

Sun 12/10

16:50-21:15

2 stops47h 25m

£565

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Thu 16/10

09:25-20:50

3 stops40h 25m

Washington, D.C. Dulles Intl

Thu 23/10

22:20-23:59

3 stops20h 39m

£589

BelfastWashington, D.C.

BFS - DCA

BFSDCA

Belfast Intl

Tue 14/10

08:15-12:04

3 stops32h 49m

£406

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Tue 14/10

13:40-22:57

2 stops14h 17m

£616

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Sun 2/11

05:55-15:35

2 stops13h 40m

£697

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Sun 2/11

12:10-21:30

2 stops14h 20m

£1,205

Flights are sorted by cheapest return flights first.

Deals found on 14/9

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 18 September 2025.

When flying from Belfast to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 American Airlines, Delta, and Virgin Atlantic 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 7h 14m. 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 Intl - Washington, D.C. Dulles Intl. You may also consider Belfast City - Washington, D.C. Reagan-National 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.

  • What is the cheapest month to book a flight from Belfast to District of Columbia?

    Currently, January is the cheapest month in which you can book a flight from Belfast to District of Columbia (average of £599). Flying from Belfast to District of Columbia in July is currently the most expensive (average of £947). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Belfast to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
Belfast Intl to John F Kennedy Intl flights
Belfast Intl to Orlando flights
Belfast Intl to Boston flights
Belfast City to John F Kennedy Intl flights
Belfast City to Orlando flights
Belfast Intl to Seattle flights
Belfast Intl to Miami flights
Belfast City to Miami flights
Belfast Intl to Newark flights
Belfast Intl to Hobby flights
Belfast City to Boston flights
Belfast Intl to Las Vegas flights
Belfast City to George Bush Intcntl flights
Belfast Intl to Dallas/Fort Worth flights
Belfast City to Dallas/Fort Worth flights
Belfast Intl to Baltimore flights
Belfast Intl to O'Hare Intl flights
Belfast City to Newark flights
Belfast City to Las Vegas flights
Belfast City to Atlanta flights
Belfast City to Baltimore flights
Belfast Intl to Atlanta flights
Belfast Intl to San Antonio flights
Belfast Intl to San Francisco flights
Belfast City to O'Hare Intl flights
Belfast Intl to Los Angeles flights
Belfast City to San Francisco flights
Belfast Intl to Dulles Intl flights
Belfast Intl to Charlotte flights
Belfast City to Providence flights
Belfast City to Hartford flights
Belfast City to Charlotte flights
Belfast Intl to Colorado Springs flights
Belfast Intl to Grand Rapids flights
Belfast Intl to Ontario flights
Belfast Intl to Omaha flights
Belfast City to Dulles Intl flights
Belfast Intl to Oklahoma City flights
Belfast Intl to Wichita flights
Belfast City to LaGuardia flights
Belfast City to Los Angeles flights
Belfast City to Baton Rouge flights
Belfast City to Pittsburgh flights
Belfast Intl to Pittsburgh flights
Belfast Intl to Detroit flights
Belfast City to Minneapolis flights
Belfast Intl to Fort Lauderdale flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.