HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Northern Ireland

$431+ Cheap flights from District of Columbia to Northern Ireland

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BFS
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from District of Columbia to Northern Ireland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from District of Columbia to Northern Ireland

Keep the following information in mind while searching for District of Columbia to Northern Ireland flight deals. Data was last updated April 2, 2025.

Round-trip from

$629
(oojo)

One-way from

$431
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$658
From District of Columbia to Northern Ireland
Search Deals
One-way flight from District of Columbia to Northern Ireland
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($178 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from District of Columbia to Northern Ireland

Cheapest flights from District of Columbia to Northern Ireland
Explore the most affordable flight options available from District of Columbia to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This oojo deal was found by Cheapflights users on 3/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/282:12 pmIAD - BHD
2 stops20h 28mBritish Airways
Mon 5/56:30 pmBHD - IAD
2 stops25h 30mBritish Airways
Deal found 3/31$629
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Tue 5/65:40 pmIAD - BHD
1 stop10h 20mAmerican Airlines
Wed 5/141:50 pmBHD - IAD
1 stop11h 15mAmerican Airlines
Deal found 3/31$660
This oojo deal was found by Cheapflights users on 4/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/912:34 pmDCA - BHD
2 stops17h 36mBritish Airways
Mon 10/137:30 pmBHD - DCA
2 stops26h 26mBritish Airways
Deal found 4/1$660
This KLM deal was found by Cheapflights users on 3/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/45:25 pmIAD - BHD
1 stop18h 30mKLM
Sun 4/65:25 pmBHD - IAD
1 stop27h 10mKLM
Deal found 3/30$695
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Sat 4/122:55 pmDCA - BHD
2 stops14h 15mAmerican Airlines
Sat 4/197:05 amBHD - DCA
2 stops16h 39mAmerican Airlines
Deal found 4/1$745
This Delta deal was found by Cheapflights users on 3/31. 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.
Tue 5/65:32 pmIAD - BHD
2 stops22h 33mDelta
Wed 5/146:30 amBHD - IAD
2 stops20h 04mDelta
Deal found 3/31$765
This StudentUniverse deal was found by Cheapflights users on 4/1. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/55:20 pmIAD - BHD
2 stops14h 30mAer Lingus
Mon 8/117:30 pmBHD - IAD
2 stops25h 20mAer Lingus
Deal found 4/1$945
This Delta deal was found by Cheapflights users on 4/2. 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.
Sun 4/135:41 pmDCA - BHD
2 stops18h 14mDelta
Sat 4/196:30 amBHD - DCA
2 stops20h 52mDelta
Deal found 4/2$1,007
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/611:35 amIAD - BHD
3 stops21h 05mMultiple Airlines
Fri 6/203:20 pmBHD - IAD
3 stops34h 44mMultiple Airlines
Deal found 3/31$1,036
This Virgin Atlantic deal was found by Cheapflights users on 4/1. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/135:25 pmIAD - BHD
1 stop18h 30mVirgin Atlantic
Thu 4/176:30 amBHD - IAD
1 stop14h 05mVirgin Atlantic
Deal found 4/1$1,042
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/226:59 amDCA - BFS
3 stops28h 16mMultiple Airlines
Fri 5/306:05 amBFS - DCA
2 stops18h 38mMultiple Airlines
Deal found 4/1$1,132
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/221:30 pmIAD - BFS
2 stops21h 05mMultiple Airlines
Fri 5/308:25 amBFS - IAD
2 stops32h 20mMultiple Airlines
Deal found 4/1$1,215

Cheapflights Fare Finder

Customize your flight search to find flights from District of Columbia to Northern Ireland 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 April 2, 2025.
Use the filters below to find and compare flights from District of Columbia to Northern Ireland that are best for you.

Fly from

District of Columbia

Fly to

Northern Ireland

Route

Depart

Return

Price

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 4/28

2:12 pm-3:40 pm

2 stops20h 28m

Belfast City

Mon 5/5

6:30 pm-3:00 pm

2 stops25h 30m

$629

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 5/6

5:40 pm-9:00 am

1 stop10h 20m

Belfast City

Wed 5/14

1:50 pm-8:05 pm

1 stop11h 15m

$660

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 8/5

7:01 pm-1:00 pm

2 stops12h 59m

Belfast City

Mon 8/11

7:30 pm-6:27 pm

2 stops27h 57m

$730

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sat 4/12

2:55 pm-10:10 am

2 stops14h 15m

Belfast City

Sat 4/19

7:05 am-6:44 pm

2 stops16h 39m

$745

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 5/6

5:32 pm-9:05 pm

2 stops22h 33m

Belfast City

Wed 5/14

6:30 am-9:34 pm

2 stops20h 04m

$765

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 8/5

5:20 pm-12:50 pm

2 stops14h 30m

Belfast City

Mon 8/11

7:30 pm-3:50 pm

2 stops25h 20m

$945

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 4/13

5:41 pm-4:55 pm

2 stops18h 14m

Belfast City

Sat 4/19

6:30 am-10:22 pm

2 stops20h 52m

$1,007

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Fri 6/6

11:35 am-1:40 pm

3 stops21h 05m

Belfast City

Fri 6/20

3:20 pm-9:04 pm

3 stops34h 44m

$1,036

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 4/13

5:25 pm-4:55 pm

1 stop18h 30m

Belfast City

Thu 4/17

6:30 am-3:35 pm

1 stop14h 05m

$1,042

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Thu 5/22

6:59 am-4:15 pm

3 stops28h 16m

Belfast Intl

Fri 5/30

6:05 am-7:43 pm

2 stops18h 38m

$1,132

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 16 results
1
2

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

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

Rainfall in Northern Ireland by month

Plan your trip to Northern Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Northern Ireland ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Northern Ireland when rainfall is around 2.0 in.

Temperature in Northern Ireland by month

Plan your trip to Northern Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Northern Ireland, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. 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 Northern Ireland. Reviews last updated April 2, 2025.
Get a feel of what it's like to fly with Delta, KLM and Virgin Atlantic from District of Columbia to Northern Ireland by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
636 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.0
Good
1,060 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

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

    The cheapest airlines for a one-way flight from District of Columbia to Northern Ireland are British Airways ($480), American Airlines ($662), and Aer Lingus ($670).

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Northern Ireland.

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

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

    Currently, February is the cheapest month in which you can book a flight from District of Columbia to Northern Ireland (average of $657). Flying from District of Columbia to Northern Ireland in June is currently the most expensive (average of $1,189). 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 District of Columbia to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
Boston to Heathrow flights
Dulles Intl to Heathrow flights
Newark to Gatwick flights
Los Angeles to Heathrow flights
O'Hare Intl to Heathrow flights
San Francisco to Heathrow flights
Seattle to Heathrow flights
Newark to London City flights
Baltimore to Heathrow flights
Dallas/Fort Worth to Heathrow flights
Stewart to Stansted flights
Boston to Gatwick flights
Atlanta to Heathrow flights
LaGuardia to Gatwick flights
Miami to Heathrow flights
John F Kennedy Intl to Stansted flights
Dulles Intl to Gatwick flights
Boston to London City flights
Reagan-National to Heathrow flights
Dulles Intl to London City flights
Orlando to Heathrow flights
John F Kennedy Intl to Edinburgh flights
Los Angeles to Gatwick flights
Hobby to Heathrow flights
Los Angeles to London City flights
Denver to Heathrow flights
Reagan-National to Gatwick flights
Baltimore to Gatwick flights
Newark to Edinburgh flights
Philadelphia to Heathrow flights
Boston to Stansted flights
San Francisco to Gatwick flights
San Francisco to London City flights
O'Hare Intl to Gatwick flights
Sky Harbor Intl to Heathrow flights
George Bush Intcntl to Heathrow flights
Charlotte to Heathrow flights
John F Kennedy Intl to Luton flights
Tampa to Heathrow flights
Minneapolis to Heathrow flights
O'Hare Intl to London City flights
Austin to Heathrow flights
Seattle to Gatwick flights
Portland to Heathrow flights
Detroit to Heathrow flights

Top airline flying from District of Columbia to Northern Ireland

Discover the top airline that operate flights from District of Columbia to Northern Ireland. 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 2,558,603 searches. Data last updated April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$578Average$924FlexibilityNo cancel feeOn-time70%

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.