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$586+ Cheap flights from Reagan-National (DCA) 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — BFS
may. 6 — may. 131
mar. 5/6
mar. 5/13
1 adult, Economy
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Cheap flight deals from Reagan-National to Northern Ireland

Keep the following information in mind while searching for Reagan-National to Northern Ireland flight deals. Data was last updated mayo 1, 2025.

Round-trip from

$602
(oojo)

One-way from

$586
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$664
From Washington, D.C. Reagan-National to Northern Ireland
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One-way flight from Washington, D.C. Reagan-National to Northern Ireland
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Highest demand for flights based on searches. 19% potential increase in price ($183 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Reagan-National to Northern Ireland

Cheapest flights from Reagan-National to Northern Ireland
Explore the most affordable flight options available from Reagan-National to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mayo 1, 2025.

This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/23:25 pmDCA - BHD
2 stops14h 10mBritish Airways
mar. 9/99:35 amBHD - DCA
2 stops17h 25mBritish Airways
Deal found 4/30$602
This Mytrip deal was found by Cheapflights users on 4/29. 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.
mar. 6/109:40 amDCA - BFS
3 stops26h 00mMultiple Airlines
mar. 6/178:20 amBFS - DCA
3 stops18h 33mMultiple Airlines
Deal found 4/29$763
This Delta deal was found by Cheapflights users on 4/29. 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.
sáb. 7/55:29 pmDCA - BHD
2 stops18h 26mDelta
dom. 8/246:30 amBHD - DCA
2 stops21h 33mDelta
Deal found 4/29$820
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/137:47 pmDCA - BHD
2 stops14h 43mAmerican Airlines
vie. 7/46:35 amBHD - DCA
2 stops16h 31mAmerican Airlines
Deal found 4/30$1,351

Cheapflights Fare Finder

Customize your flight search to find flights from Reagan-National 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 mayo 1, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Northern Ireland that are best for you.

Fly from

Reagan-National

Fly to

Northern Ireland

Route

Depart

Return

Price

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

mar. 9/2

3:25 pm-10:35 am

2 stops14h 10m

Belfast City

mar. 9/9

9:35 am-10:00 pm

2 stops17h 25m

$602

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

mar. 6/10

9:40 am-4:40 pm

3 stops26h 00m

Belfast Intl

mar. 6/17

8:20 am-9:53 pm

3 stops18h 33m

$763

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

sáb. 7/5

5:29 pm-4:55 pm

2 stops18h 26m

Belfast City

dom. 8/24

6:30 am-11:03 pm

2 stops21h 33m

$820

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

vie. 6/13

7:47 pm-3:30 pm

2 stops14h 43m

Belfast City

vie. 7/4

6:35 am-6:06 pm

2 stops16h 31m

$1,351

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

jue. 5/22

6:59 am-4:15 pm

3 stops28h 16m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Best time to book a flight from Reagan-National to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Reagan-National 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 Washington, D.C. Reagan-National Airport 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 mayo 1, 2025.
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

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
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

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.
British Airways
6.6
Okay
6,842 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

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 Reagan-National 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 most popular routes from Washington, D.C. Reagan-National Airport to Northern Ireland?

    The most popular route from Washington, D.C. Reagan-National Airport to Northern Ireland is Washington, D.C. Reagan-National - Belfast Intl. You may also consider Washington, D.C. Reagan-National - Belfast City or Washington, D.C. Reagan-National - Campbeltown Machrihanish.

  • Can I find deals for flights from Reagan-National to Northern Ireland that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Northern Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Northern Ireland?

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

  • Can I find deals for business class flights from Reagan-National to Northern Ireland?

    Yes. Cheapflights offers flight deals from Reagan-National 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 Washington, D.C. Reagan-National Airport to Northern Ireland?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Northern Ireland (average of $657). Flying from Washington, D.C. Reagan-National Airport 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

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Alternative routes for Reagan-National to Northern Ireland

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