Find flights
Airlines
FAQs

Cheap flights from Northern Ireland to Washington, D.C. from £308

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — WAS
20 Nov — 27 Nov1
1 adult

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

Discover tips and strategies to find the most affordable flight options for your journey from Northern Ireland (GBNIR) to Washington, D.C. (WAS). 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 15 November 2024.

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 15 November 2024.

Mon 2/1217:20BHD - IAD
1 stop27h 25mKLM
Mon 9/1217:35IAD - BHD
1 stop22h 25mKLM
Deal found 14/11£726
Mon 2/1222:25BFS - IAD
2 stops46h 15mMultiple Airlines
Mon 9/1221:55IAD - BFS
1 stop13h 20mMultiple Airlines
Deal found 14/11£828
Mon 2/1207:25BHD - IAD
3 stops42h 54mMultiple Airlines
Mon 9/1219:40IAD - BHD
2 stops12h 30mMultiple Airlines
Deal found 14/11£890
Mon 2/1218:50BHD - IAD
2 stops29h 55mAer Lingus
Mon 9/1220:45IAD - BHD
2 stops15h 35mAer Lingus
Deal found 14/11£893
Mon 2/1207:25BHD - BWI
3 stops32h 44mMultiple Airlines
Mon 9/1212:20BWI - BHD
2 stops20h 10mMultiple Airlines
Deal found 14/11£896
Mon 2/1208:35BFS - BWI
3 stops31h 34mMultiple Airlines
Mon 9/1218:10BWI - BFS
2 stops17h 05mMultiple Airlines
Deal found 14/11£915
Fri 22/1106:30BHD - IAD
2 stops21h 52mDelta
Sun 1/1217:35IAD - BHD
1 stop22h 25mDelta
Deal found 15/11£972
Fri 22/1106:45BHD - BWI
1 stop17h 00mBritish Airways
Sun 1/1220:30BWI - BHD
1 stop12h 25mBritish Airways
Deal found 15/11£980
Fri 22/1106:45BHD - BWI
2 stops17h 36mAmerican Airlines
Sun 1/1220:13BWI - BHD
2 stops15h 37mAmerican Airlines
Deal found 15/11£991
Mon 2/1206:30BHD - DCA
2 stops15h 00mKLM
Mon 9/1219:35DCA - BHD
2 stops16h 15mKLM
Deal found 14/11£1,686

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

Customise your flight search to find flights from Northern Ireland to Washington, D.C. 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 943,810 searches. Data last updated 15 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Mon 2/12

17:20-15:45

1 stop27h 25m

Washington, D.C. Dulles Intl

Mon 9/12

17:35-21:00

1 stop22h 25m

£726

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Mon 2/12

22:25-15:40

2 stops46h 15m

Washington, D.C. Dulles Intl

Mon 9/12

21:55-16:15

1 stop13h 20m

£828

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Mon 2/12

07:25-21:19

3 stops42h 54m

Washington, D.C. Dulles Intl

Mon 9/12

19:40-13:10

2 stops12h 30m

£890

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Mon 2/12

18:50-19:45

2 stops29h 55m

Washington, D.C. Dulles Intl

Mon 9/12

20:45-17:20

2 stops15h 35m

£893

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Mon 2/12

07:25-11:09

3 stops32h 44m

Baltimore/Washington

Mon 9/12

12:20-13:30

2 stops20h 10m

£896

BelfastBaltimore

BFS - BWI

BFSBWI

Belfast Intl

Mon 2/12

08:35-11:09

3 stops31h 34m

Baltimore/Washington

Mon 9/12

18:10-16:15

2 stops17h 05m

£915

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Mon 2/12

06:35-18:45

1 stop17h 10m

Baltimore/Washington

Mon 9/12

20:30-14:10

1 stop12h 40m

£1,078

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Mon 2/12

06:30-16:30

2 stops15h 00m

Washington, D.C. Reagan-National

Mon 9/12

19:35-16:50

2 stops16h 15m

£1,686

BelfastBaltimore

BFS - BWI

BFSBWI

Belfast Intl

Tue 8/4

15:45-17:40

3 stops30h 55m

£308

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Tue 8/4

20:50-17:40

2 stops25h 50m

£323

Flights are sorted by cheapest first

Deals found on 14/11

Showing 1-10 of 13 results
1
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?

Find hourly flight availability from Northern Ireland to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 November 2024.

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

Plan your trip to Washington, D.C. by taking into account the average rainfall totals 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

Plan your trip to Washington, D.C. by taking into account the average temperature totals 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.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated 15 November 2024.
Read reviews from past customers who have flown KLM and American Airlines from Northern Ireland to Washington, D.C.. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,350 reviews
Check prices

Boarding

7.9

Comfort

7.7

Entertainment

7.2

Overall

7.8

Crew

8.4

Food

7.3

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

KLM
7.8
Good
1,350 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Boarding

7.9

Comfort

7.7

Entertainment

7.2

Overall

7.8

Crew

8.4

Food

7.3

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Finnair
7.7
Good
1,304 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Boarding

7.9

Comfort

7.7

Entertainment

7.2

Overall

7.8

Crew

8.4

Food

7.3

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Boarding

7.9

Comfort

7.7

Entertainment

7.2

Overall

7.8

Crew

8.4

Food

7.3

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Aer Lingus
7.1
Good
1,085 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Boarding

7.9

Comfort

7.7

Entertainment

7.2

Overall

7.8

Crew

8.4

Food

7.3

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the most popular routes from Northern Ireland to Washington, D.C.?

    Most travelers choose Belfast Intl - Baltimore/Washington, Belfast City - Baltimore/Washington or Belfast Intl - Washington, D.C. Dulles Intl 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 £606). Flying from Northern Ireland to Washington, D.C. in July is currently the most expensive (average of £898). 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 Northern Ireland to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Dulles Intl flights
London City to Dulles Intl flights
Gatwick to Dulles Intl flights
Heathrow to Reagan-National flights
Gatwick to Reagan-National flights
Stansted to Dulles Intl flights
Luton to Dulles Intl flights
Manchester to Dulles Intl flights
London City to Reagan-National flights
Edinburgh to Dulles Intl flights
Manchester to Reagan-National flights
Birmingham to Dulles Intl flights
Bristol to Dulles Intl flights
Glasgow Intl to Dulles Intl flights
Edinburgh to Reagan-National flights
Birmingham to Reagan-National flights
Belfast City to Dulles Intl flights
Belfast Intl to Dulles Intl flights
Bristol to Reagan-National flights
Glasgow Intl to Reagan-National flights
Southampton to Dulles Intl flights
Newcastle upon Tyne to Dulles Intl flights
Leeds to Dulles Intl flights
Newcastle upon Tyne to Reagan-National flights
Inverness to Dulles Intl flights
Aberdeen to Dulles Intl flights
Cardiff to Dulles Intl flights
Leeds to Reagan-National flights
Inverness to Reagan-National flights
Belfast City to Reagan-National flights
Southend to Dulles Intl flights
Norwich to Dulles Intl flights
Cardiff to Reagan-National flights
Grimsby to Reagan-National flights
Grimsby to Dulles Intl flights
Exeter to Dulles Intl flights
Doncaster to Dulles Intl flights
Norwich to Reagan-National flights
Aberdeen to Reagan-National flights
Southampton to Reagan-National flights

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

Discover the top airline that operate flights from Northern Ireland to Washington, D.C.. 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 943,810 searches. Data last updated 15 November 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£719Average£753FlexibilityNo 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 Washington, D.C.?

Deals for Northern Ireland to Washington, D.C. flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to Washington, D.C.?

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 Washington, D.C..

Can Cheapflights find flights from Northern Ireland to Washington, D.C. with no change fees?

Need flexible booking options for your flight to Washington, D.C. from Northern Ireland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Northern Ireland to Washington, D.C. become cheaper?

Not ready to book yet? You can track prices for flights from Northern Ireland to Washington, D.C. on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.
View all available airlines