HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Northern Ireland

$616+ 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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — BFS
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Reagan-National 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 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 February 22, 2025.

Round-trip from

$675
(oojo)

One-way from

$616
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$691
From Washington, D.C. Reagan-National to Northern Ireland
Search Deals
One-way flight from Washington, D.C. Reagan-National to Northern Ireland
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($206 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

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 February 22, 2025.

This oojo deal was found by Cheapflights users on 2/22. 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 4/102:55 pmDCA - BHD
2 stops17h 20mBritish Airways
Fri 4/187:30 pmBHD - DCA
2 stops25h 49mBritish Airways
Deal found 2/22$675
This American Airlines deal was found by Cheapflights users on 2/21. 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 2/21$689
This Ovago deal was found by Cheapflights users on 2/21. 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.
Sat 4/122:55 pmDCA - BHD
2 stops16h 20mMultiple Airlines
Sat 4/199:50 amBHD - DCA
3 stops18h 45mMultiple Airlines
Deal found 2/21$909
This Delta deal was found by Cheapflights users on 2/21. 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 7/158:15 pmDCA - BHD
2 stops19h 50mDelta
Tue 7/226:30 amBHD - DCA
2 stops16h 42mDelta
Deal found 2/21$973

Find flights from Reagan-National to Northern Ireland within your budget

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 February 22, 2025.

Fly from

Reagan-National

Fly to

Northern Ireland

Route

Depart

Return

Price

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Thu 4/10

2:55 pm-1:15 pm

2 stops17h 20m

Belfast City

Fri 4/18

7:30 pm-4:19 pm

2 stops25h 49m

$675

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

$689

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sat 4/12

2:55 pm-12:15 pm

2 stops16h 20m

Belfast City

Sat 4/19

9:50 am-11:35 pm

3 stops18h 45m

$909

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 7/15

8:15 pm-9:05 pm

2 stops19h 50m

Belfast City

Tue 7/22

6:30 am-6:12 pm

2 stops16h 42m

$973

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 6/17

10:00 am-3:20 pm

3 stops24h 20m

$616

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 6/17

6:13 pm-3:20 pm

2 stops16h 07m

$741

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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.

Travel insights for flights from Reagan-National to Northern Ireland

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

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 February 22, 2025.
Delta
8.0
Very good
8,203 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

8.0

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
8,203 reviews
Delta
8.0
Very good
8,203 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

8.0

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
8,203 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

8.0

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
6,761 reviews
Delta
8.0
Very good
8,203 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

8.0

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

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 Reagan-National to Northern Ireland

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