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Washington, D.C.

$765+ Cheap flights from Northern Ireland to Washington, D.C. (WAS)

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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — WAS
ago. 25 — sep. 11
lun. 8/25
lun. 9/1
1 adult, Economy
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Cheap flight deals from Northern Ireland to Washington, D.C.

Keep the following information in mind while searching for Northern Ireland to Washington, D.C. flight deals. Data was last updated agosto 20, 2025.

Round-trip from

$791
(American Airlines)

One-way from

$765
(Ovago)
From Northern Ireland to Washington, D.C. (WAS)
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One-way flight from Northern Ireland to Washington, D.C. (WAS)
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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 agosto 20, 2025.

This American Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/209:05 amBHD - IAD
1 stop11h 30mAmerican Airlines
lun. 11/241:58 pmIAD - BHD
2 stops15h 42mAmerican Airlines
Deal found 8/19$791
This American Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/49:05 amBHD - DCA
2 stops16h 06mAmerican Airlines
lun. 12/82:54 pmDCA - BHD
2 stops14h 46mAmerican Airlines
Deal found 8/19$797
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/116:30 amBHD - IAD
1 stop14h 35mDelta
lun. 12/296:05 pmIAD - BHD
1 stop21h 55mDelta
Deal found 8/19$894
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/116:30 amBHD - BWI
2 stops21h 26mDelta
lun. 12/296:50 pmBWI - BHD
2 stops21h 10mDelta
Deal found 8/19$951
This KAYAK deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1110:40 amBHD - IAD
1 stop14h 15mMultiple Airlines
lun. 12/295:50 pmIAD - BHD
2 stops21h 25mMultiple Airlines
Deal found 8/19$954
This American Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/116:35 amBHD - IAD
2 stops17h 53mAmerican Airlines
lun. 12/295:50 pmIAD - BHD
2 stops17h 15mAmerican Airlines
Deal found 8/19$965
This Gurufare deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1111:05 amBHD - BWI
1 stop12h 40mMultiple Airlines
lun. 12/296:06 pmBWI - BHD
2 stops16h 59mMultiple Airlines
Deal found 8/19$967
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/204:05 pmBHD - IAD
2 stops57h 43mMultiple Airlines
mié. 8/275:55 pmIAD - BHD
1 stop16h 15mMultiple Airlines
Deal found 8/19$1,683
This Ovago deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/205:55 pmBHD - IAD
2 stops26h 55mAer Lingus
mié. 8/279:00 pmIAD - BHD
2 stops18h 55mAer Lingus
Deal found 8/19$1,739
This Cheapflightsfares deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/2010:00 amBHD - DCA
2 stops15h 16mBritish Airways
mié. 8/272:54 pmDCA - BHD
2 stops13h 26mBritish Airways
Deal found 8/19$2,064
This British Airways deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/2011:30 amBHD - BWI
1 stop13h 15mBritish Airways
mié. 8/279:35 pmBWI - BHD
1 stop10h 55mBritish Airways
Deal found 8/19$3,064
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/265:25 pmBHD - DCA
2 stops21h 40mDelta
sáb. 10/45:00 pmDCA - BHD
2 stops23h 15mDelta
Deal found 8/18$5,245

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated agosto 20, 2025.
Use the filters below to find and compare flights from Northern Ireland to Washington, D.C. that are best for you.

Fly from

Northern Ireland

Fly to

Washington, D.C.

Route

Depart

Return

Price

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

jue. 11/20

6:35 am-3:35 pm

1 stop14h 00m

Washington, D.C. Dulles Intl

lun. 11/24

9:45 pm-4:05 pm

1 stop13h 20m

$791

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

jue. 12/4

9:05 am-8:11 pm

2 stops16h 06m

Washington, D.C. Reagan-National

lun. 12/8

2:54 pm-10:40 am

2 stops14h 46m

$797

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

jue. 12/11

6:30 am-4:05 pm

1 stop14h 35m

Washington, D.C. Dulles Intl

lun. 12/29

6:05 pm-9:00 pm

1 stop21h 55m

$894

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

jue. 12/11

6:30 am-10:56 pm

2 stops21h 26m

Baltimore/Washington

lun. 12/29

6:50 pm-9:00 pm

2 stops21h 10m

$951

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

jue. 12/11

11:05 am-6:45 pm

1 stop12h 40m

Baltimore/Washington

lun. 12/29

6:06 pm-4:05 pm

2 stops16h 59m

$967

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

vie. 9/26

5:25 pm-10:05 am

2 stops21h 40m

Washington, D.C. Reagan-National

sáb. 10/4

5:00 pm-9:15 pm

2 stops23h 15m

$5,245

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

vie. 9/26

11:55 am-7:45 pm

1 stop12h 50m

Baltimore/Washington

sáb. 10/4

9:35 pm-3:05 pm

1 stop12h 30m

$5,420

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

vie. 9/26

6:30 am-10:57 pm

2 stops21h 27m

Baltimore/Washington

sáb. 10/4

4:39 pm-4:55 pm

2 stops19h 16m

$6,297

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

jue. 12/11

7:15 am-7:30 pm

2 stops17h 15m

$765

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

jue. 12/11

9:05 am-3:35 pm

1 stop11h 30m

$1,140

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 14 results
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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 round-trip 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 Washington, D.C.
No data available for this route at this time. Please check back soon.

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.

  • How long is the flight from Northern Ireland to Washington, D.C.?

    A quick flight from Northern Ireland to Washington, D.C. can take about 14h. American Airlines provides one of the quickest options available for as low as $791. The distance from Northern Ireland to Washington, D.C. is about 3390 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Northern Ireland to Washington, D.C. one-way?

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as $765. However, be on the lookout for offers from British Airways and Delta, as they are both options that can get you from Northern Ireland to Washington, D.C. for a low price.

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

    The most popular route from Northern Ireland to Washington, D.C. is Belfast Intl - Baltimore/Washington. You may also consider Belfast Intl - Washington, D.C. Dulles Intl or Belfast Intl - Washington, D.C. Reagan-National.

  • 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 vacation 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, July is the cheapest month in which you can book a flight from Northern Ireland to Washington, D.C. (average of $303). Flying from Northern Ireland to Washington, D.C. in April is currently the most expensive (average of $337). 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

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Fredericksburg
Gaithersburg
Towson
Linthicum Heights
Fairfax
Manassas
Falls Church
Laurel
Rockville
Oxon Hill
National Harbor
Dundalk
Waldorf
Bowie

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Alternative routes for Northern Ireland to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
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