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Cheap flights from Northern Ireland to District of Columbia from £515

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — IAD
24 Aug — 31 Aug1
1 adult

Cheap flight deals from Northern Ireland to District of Columbia

Keep the following information in mind while searching for Northern Ireland to District of Columbia flight deals. Data was last updated 19 August 2025.

Round-trip from

£515
1/10-8/10
  • 1/10-8/10
  • 6 total stops
  • 60h 05m total
  • Northern Ireland to District of Columbia
Search Deals

Find flight deals from Northern Ireland to District of Columbia

Cheapest flights from Northern Ireland to District of Columbia
Explore the most affordable flight options available from Northern Ireland to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2025.

Wed 1/1007:25BFS - IAD
3 stops36h 55mMultiple Airlines
Wed 8/1017:50IAD - BFS
3 stops23h 10mMultiple Airlines
Deal found 17/8£515
Thu 20/1106:35BHD - IAD
1 stop14h 00mAmerican Airlines
Mon 24/1116:34IAD - BHD
2 stops16h 41mAmerican Airlines
Deal found 18/8£586
Thu 4/1211:05BHD - DCA
2 stops16h 10mAmerican Airlines
Mon 8/1215:59DCA - BHD
2 stops13h 41mAmerican Airlines
Deal found 18/8£590
Thu 11/1206:30BHD - IAD
1 stop14h 35mDelta
Mon 29/1218:05IAD - BHD
1 stop21h 55mDelta
Deal found 19/8£661
Thu 11/1210:40BHD - IAD
1 stop14h 15mMultiple Airlines
Mon 29/1217:50IAD - BHD
2 stops21h 25mMultiple Airlines
Deal found 19/8£705
Thu 11/1206:35BHD - IAD
2 stops17h 53mAmerican Airlines
Mon 29/1217:50IAD - BHD
2 stops17h 15mAmerican Airlines
Deal found 19/8£713
Wed 20/816:05BHD - IAD
2 stops57h 43mMultiple Airlines
Wed 27/817:55IAD - BHD
1 stop16h 15mMultiple Airlines
Deal found 19/8£1,243
Wed 20/817:55BHD - IAD
2 stops26h 55mAer Lingus
Wed 27/821:00IAD - BHD
2 stops18h 55mAer Lingus
Deal found 19/8£1,285
Wed 20/813:50BHD - IAD
1 stop31h 05mBritish Airways
Wed 27/817:55IAD - BHD
1 stop9h 55mBritish Airways
Deal found 19/8£1,347
Wed 20/810:00BHD - DCA
2 stops15h 16mBritish Airways
Wed 27/814:54DCA - BHD
2 stops13h 26mBritish Airways
Deal found 19/8£1,525
Tue 14/1006:30BHD - DCA
2 stops15h 40mKLM
Wed 22/1019:55DCA - BHD
2 stops16h 00mKLM
Deal found 17/8£3,674
Thu 16/1006:30BHD - DCA
2 stops15h 40mKLM
Tue 21/1019:55DCA - BHD
2 stops16h 00mKLM
Deal found 17/8£3,823

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland 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 19 August 2025.
Use the filters below to find and compare flights from Northern Ireland to District of Columbia that are best for you.

Fly from

Northern Ireland

Fly to

District of Columbia

Route

Depart

Return

Price

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Wed 1/10

07:25-15:20

3 stops36h 55m

Washington, D.C. Dulles Intl

Wed 8/10

17:50-22:00

3 stops23h 10m

£515

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 20/11

10:40-15:35

1 stop33h 55m

Washington, D.C. Dulles Intl

Mon 24/11

18:20-10:40

1 stop11h 20m

£586

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Thu 4/12

11:05-22:15

2 stops16h 10m

Washington, D.C. Reagan-National

Mon 8/12

15:59-10:40

2 stops13h 41m

£590

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 11/12

06:30-16:05

1 stop14h 35m

Washington, D.C. Dulles Intl

Mon 29/12

18:05-21:00

1 stop21h 55m

£661

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Tue 14/10

06:30-17:10

2 stops15h 40m

Washington, D.C. Reagan-National

Mon 20/10

19:55-16:55

2 stops16h 00m

£3,674

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Tue 14/10

06:30-17:10

2 stops15h 40m

Washington, D.C. Reagan-National

Wed 22/10

19:55-16:55

2 stops16h 00m

£3,674

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 15/10

06:30-17:10

2 stops15h 40m

Washington, D.C. Reagan-National

Tue 21/10

19:55-16:55

2 stops16h 00m

£3,674

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Tue 14/10

06:30-17:10

2 stops15h 40m

Washington, D.C. Reagan-National

Tue 21/10

19:55-16:55

2 stops16h 00m

£3,674

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 15/10

06:30-17:10

2 stops15h 40m

Washington, D.C. Reagan-National

Wed 22/10

19:55-16:55

2 stops16h 00m

£3,674

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 15/10

06:30-17:10

2 stops15h 40m

Washington, D.C. Reagan-National

Mon 20/10

19:55-16:55

2 stops16h 00m

£3,674

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Showing 1-10 of 18 results
1
2

Best time to book a flight from Northern Ireland to District of Columbia

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

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

Find hourly flight availability from Northern Ireland 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 19 August 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Northern Ireland to District of Columbia as you normally would.

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated 19 August 2025.
Get a feel of what it's like to fly with British Airways from Northern Ireland to District of Columbia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,283 reviews
Check prices

Comfort

6.7

Food

6.3

Overall

6.7

Boarding

6.9

Entertainment

6.4

Crew

7.6

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.
British Airways
6.7
Okay
7,283 reviews
British Airways
6.7
Okay
7,283 reviews
Check prices

Comfort

6.7

Food

6.3

Overall

6.7

Boarding

6.9

Entertainment

6.4

Crew

7.6

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland 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 Northern Ireland to District of Columbia?

    Departing from Northern Ireland to District of Columbia will take you 15h 40m. The distance from Northern Ireland to District of Columbia is about 3378 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Northern Ireland to District of Columbia one-way?

    To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at £565. British Airways flights start at £1,091 while deals on Delta start at £1,267 one-way.

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

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

  • How can I find direct flights from Northern Ireland 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 Northern Ireland to District of Columbia.

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

    Yes. Cheapflights offers flight deals from Northern Ireland 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 Northern Ireland to District of Columbia?

    Currently, January is the cheapest month in which you can book a flight from Northern Ireland to District of Columbia (average of £599). Flying from Northern Ireland 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

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Alternative routes for Northern Ireland to District of Columbia

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Top airline flying from Northern Ireland to District of Columbia

Discover the top airline that operate flights from Northern Ireland to District of Columbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£606Average£743FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Northern Ireland to District of Columbia?

Cheapflights makes it easy to find Northern Ireland 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 Northern Ireland to District of Columbia?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Northern Ireland to District of Columbia.

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

Certainly. Search results for flights to District of Columbia from Northern Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Northern Ireland 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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