£654+ Flights from Northern Ireland to Washington, D.C. | Cheapflights

Cheap flight deals from Northern Ireland to Washington, D.C.

Round-trip from	£654

6/4-13/4

6/4-13/4
6 total stops
75h 13m total
Northern Ireland to Washington, D.C.

Find flight deals from Northern Ireland to Washington, D.C.

Cheapest flights from Northern Ireland to Washington, D.C.
Explore the most affordable flight options available from Northern Ireland to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 fevereiro 2025.

dom 6/413:15BFS - BWI

3 stops39h 43mMultiple Airlines

dom 13/405:50BWI - BFS

3 stops35h 30mMultiple Airlines

Deal found 20/2£654

dom 6/421:00BFS - IAD

3 stops27h 05mMultiple Airlines

dom 13/420:45IAD - BFS

3 stops20h 40mMultiple Airlines

Deal found 20/2£682

sex 11/406:35BHD - IAD

1 stop14h 15mBritish Airways

dom 20/422:40IAD - BHD

1 stop15h 05mBritish Airways

Deal found 20/2£841

sex 11/416:55BHD - IAD

2 stops27h 55mAer Lingus

dom 20/417:20IAD - BHD

2 stops16h 10mAer Lingus

Deal found 20/2£878

sex 11/414:00BHD - BWI

1 stop10h 35mBritish Airways

dom 20/421:20BWI - BHD

1 stop12h 20mBritish Airways

Deal found 20/2£915

sex 11/406:30BHD - IAD

1 stop14h 05mDelta

dom 20/420:33IAD - BHD

2 stops19h 42mDelta

Deal found 20/2£919

sex 11/406:30BHD - DCA

2 stops17h 46mDelta

dom 20/416:31DCA - BHD

2 stops19h 24mDelta

Deal found 20/2£923

dom 23/207:30BHD - IAD

3 stops34h 30mMultiple Airlines

ter 25/219:40IAD - BHD

2 stops12h 30mMultiple Airlines

Deal found 19/2£1,002

sex 11/406:30BHD - BWI

2 stops21h 43mDelta

dom 20/418:44BWI - BHD

2 stops17h 11mDelta

Deal found 20/2£1,156

dom 23/217:20BHD - IAD

1 stop27h 25mKLM

ter 25/217:35IAD - BHD

1 stop18h 15mKLM

Deal found 19/2£2,224

Best flights from Northern Ireland to Washington, D.C.
Discover carefully curated flight deals from Northern Ireland to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 fevereiro 2025.

dom 6/413:15BFS - BWI

3 stops39h 43mMultiple Airlines

dom 13/405:50BWI - BFS

3 stops35h 30mMultiple Airlines

Deal found 20/2£654

sex 11/406:35BHD - IAD

1 stop14h 15mBritish Airways

dom 20/422:40IAD - BHD

1 stop15h 05mBritish Airways

Deal found 20/2£841

sex 11/416:55BHD - IAD

2 stops27h 55mAer Lingus

dom 20/417:20IAD - BHD

2 stops16h 10mAer Lingus

Deal found 20/2£878

sex 11/406:30BHD - IAD

1 stop14h 05mDelta

dom 20/420:33IAD - BHD

2 stops19h 42mDelta

Deal found 20/2£919

dom 6/421:00BFS - IAD

3 stops27h 05mMultiple Airlines

dom 13/420:45IAD - BFS

3 stops20h 40mMultiple Airlines

Deal found 20/2£682

sex 11/414:00BHD - BWI

1 stop10h 35mBritish Airways

dom 20/421:20BWI - BHD

1 stop12h 20mBritish Airways

Deal found 20/2£915

sex 11/406:30BHD - DCA

2 stops17h 46mDelta

dom 20/416:31DCA - BHD

2 stops19h 24mDelta

Deal found 20/2£923

sex 11/406:30BHD - BWI

2 stops21h 43mDelta

dom 20/418:44BWI - BHD

2 stops17h 11mDelta

Deal found 20/2£1,156

Last-minute flights from Northern Ireland to Washington, D.C.
Discover last-minute flight deals from Northern Ireland to Washington, D.C.. Data last updated 21 fevereiro 2025 and is based on user searches.

dom 23/207:30BHD - IAD

3 stops34h 30mMultiple Airlines

ter 25/219:40IAD - BHD

2 stops12h 30mMultiple Airlines

Deal found 19/2£1,002

dom 23/217:20BHD - IAD

1 stop27h 25mKLM

ter 25/217:35IAD - BHD

1 stop18h 15mKLM

Deal found 19/2£2,224

Find flights from Northern Ireland to Washington, D.C. within your budget

Fly from

Fly to

Route

Depart

Return

Price

BelfastBaltimore

BFS - BWI

BFSBWI

Belfast Intl

dom 6/4

13:15-23:58

3 stops39h 43m

Baltimore/Washington

dom 13/4

05:50-22:20

3 stops35h 30m

£654

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

dom 6/4

21:00-19:05

3 stops27h 05m

Washington, D.C. Dulles Intl

dom 13/4

20:45-22:25

3 stops20h 40m

£682

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

sex 11/4

06:35-15:50

1 stop14h 15m

Washington, D.C. Dulles Intl

dom 20/4

22:40-18:45

1 stop15h 05m

£841

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

sex 11/4

16:55-15:50

2 stops27h 55m

Washington, D.C. Dulles Intl

dom 20/4

17:20-14:30

2 stops16h 10m

£878

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

sex 11/4

14:00-19:35

1 stop10h 35m

Baltimore/Washington

dom 20/4

21:20-14:40

1 stop12h 20m

£915

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

sex 11/4

06:30-15:35

1 stop14h 05m

Washington, D.C. Dulles Intl

dom 20/4

20:33-21:15

2 stops19h 42m

£919

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

sex 11/4

06:30-19:16

2 stops17h 46m

Washington, D.C. Reagan-National

dom 20/4

16:31-16:55

2 stops19h 24m

£923

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

sex 11/4

06:30-23:13

2 stops21h 43m

Baltimore/Washington

dom 20/4

18:44-16:55

2 stops17h 11m

£1,156

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Best time to book a flight from Northern Ireland to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

Travel insights for flights from Northern Ireland to Washington, D.C.

Get recent, data-driven insights about flights from Northern Ireland to Washington, D.C. including ideal travel times, pricing trends, and more.

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

When flying from Northern Ireland to Washington, D.C., the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown Delta, Aer Lingus and British Airways from Northern Ireland to Washington, D.C.. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

8.0

Very Good

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

8.0

Very Good

8.0

Very Good

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.0

Good

8.0

Very Good

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

British Airways

6.6

Okay

8.0

Very Good

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the most popular routes from Northern Ireland to Washington, D.C.?
Most travelers choose Belfast Intl - Washington, D.C. Dulles Intl, Belfast Intl - Baltimore/Washington or Belfast Intl - Washington, D.C. Reagan-National when deciding on the best route from Northern Ireland to Washington, D.C..
Can I find deals for flights from Northern Ireland to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Northern Ireland to Washington, D.C. flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Northern Ireland to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Washington, D.C..
Can I find deals for business class flights from Northern Ireland to Washington, D.C.?
Yes. Cheapflights offers flight deals from Northern Ireland to Washington, D.C. 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 Washington, D.C.?
Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Washington, D.C. (average of £599). Flying from Northern Ireland to Washington, D.C. 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 Washington, D.C.

Heathrow to Dulles Intl flights

Gatwick to Dulles Intl flights

Heathrow to Reagan-National flights

London City to Dulles Intl flights

Gatwick to Reagan-National flights

Manchester to Dulles Intl flights

Edinburgh to Dulles Intl flights

Stansted to Dulles Intl flights

Luton to Dulles Intl flights

Manchester to Reagan-National flights

London City to Reagan-National flights

Glasgow Intl to Dulles Intl flights

Glasgow Intl to Reagan-National flights

Edinburgh to Reagan-National flights

Birmingham to Dulles Intl flights

Bristol to Dulles Intl flights

Birmingham to Reagan-National flights

Leeds to Dulles Intl flights

Newcastle upon Tyne to Dulles Intl flights

Newcastle upon Tyne to Reagan-National flights

Bristol to Reagan-National flights

Leeds to Reagan-National flights

Belfast Intl to Dulles Intl flights

Cardiff to Dulles Intl flights

Cardiff to Reagan-National flights

Southampton to Reagan-National flights

Grimsby to Reagan-National flights

Southampton to Dulles Intl flights

Norwich to Dulles Intl flights

Southend to Dulles Intl flights

Belfast City to Dulles Intl flights

Inverness to Dulles Intl flights

Aberdeen to Dulles Intl flights

Norwich to Reagan-National flights

Inverness to Reagan-National flights

Belfast City to Reagan-National flights

Grimsby to Dulles Intl flights

Exeter to Dulles Intl flights

Doncaster to Dulles Intl flights

Aberdeen to Reagan-National flights

Complete your trip

Washington, D.C. car hire

Washington, D.C. Dulles Intl Airport car hire

Baltimore/Washington Airport car hire

Washington, D.C. Reagan-National Airport car hire

Dupont Circle car hire

Capitol Hill car hire

Georgetown car hire

Downtown car hire

Foggy Bottom - West End car hire

Southwest Waterfront car hire

Columbia Heights car hire

Adams Morgan car hire

Direct flights to United States

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Top airline flying from Northern Ireland to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£722	Average£755	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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