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

£371 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on American Airlines and Aer Lingus, with prices starting from £512 and £518, respectively.

What is the cheapest month to book a flight from District of Columbia to Northern Ireland?

Currently, January is the cheapest month in which you can book a flight from District of Columbia to Northern Ireland (average of £67). Flying from District of Columbia to Northern Ireland in July is currently the most expensive (average of £90). 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.

What is the cheapest month to fly from District of Columbia to Northern Ireland?

January is one of the best times of the year to fly to Northern Ireland from District of Columbia. Prices for January average £581 per person but you can even find prices for as low as £472. The most expensive prices can be found in the month of June. Opting for a January flight can save you 47% on your journey compared to booking in June

What is the cheapest time of day to fly from DC to NIR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Northern Ireland as you normally would.

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.

£333+ Flights from District of Columbia to Northern Ireland

Cheap flight deals from District of Columbia to Northern Ireland

Round-trip from	£486
One-way from	£333
Popular in	June
Cheapest in	January
Average price	£509

British Airways
28/4-5/5
4 total stops
45h 58m total
District of Columbia to Northern Ireland

Search Deals

6/6
3 total stops
47h 20m total
District of Columbia to Northern Ireland

Search Deals

Highest demand for flights based on searches. 19% potential increase in price (£106 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return 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 1 April 2025.

Mon 28/414:12IAD - BHD

2 stops20h 28mBritish Airways

Mon 5/518:30BHD - IAD

2 stops25h 30mBritish Airways

Deal found 31/3£486

Mon 28/419:55DCA - BHD

2 stops16h 35mBritish Airways

Mon 5/518:30BHD - DCA

2 stops26h 25mBritish Airways

Deal found 31/3£499

Tue 6/517:40IAD - BHD

1 stop10h 20mAmerican Airlines

Wed 14/513:50BHD - IAD

1 stop11h 15mAmerican Airlines

Deal found 31/3£510

Mon 28/420:30IAD - BFS

3 stops23h 05mMultiple Airlines

Mon 5/512:35BFS - IAD

3 stops37h 15mMultiple Airlines

Deal found 31/3£510

Fri 4/417:25IAD - BHD

1 stop18h 30mKLM

Sun 6/417:25BHD - IAD

1 stop27h 10mKLM

Deal found 30/3£537

Sat 12/414:55DCA - BHD

2 stops14h 15mAmerican Airlines

Sat 19/407:05BHD - DCA

2 stops16h 39mAmerican Airlines

Deal found 31/3£576

Tue 6/517:32IAD - BHD

2 stops22h 33mDelta

Wed 14/506:30BHD - IAD

2 stops20h 04mDelta

Deal found 31/3£591

Thu 22/506:59DCA - BFS

3 stops28h 16mMultiple Airlines

Fri 30/518:40BFS - DCA

3 stops32h 48mMultiple Airlines

Deal found 31/3£718

Fri 6/611:35IAD - BHD

3 stops21h 05mMultiple Airlines

Fri 20/615:20BHD - IAD

3 stops34h 44mMultiple Airlines

Deal found 31/3£801

Fri 6/606:59DCA - BHD

2 stops32h 11mMultiple Airlines

Fri 20/607:00BHD - DCA

3 stops20h 27mMultiple Airlines

Deal found 31/3£838

Best flights from District of Columbia to Northern Ireland
Discover carefully curated flight deals from District of Columbia to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 April 2025.

Mon 28/414:12IAD - BHD

2 stops20h 28mBritish Airways

Mon 5/518:30BHD - IAD

2 stops25h 30mBritish Airways

Deal found 31/3£486

Tue 6/517:40IAD - BHD

1 stop10h 20mAmerican Airlines

Wed 14/513:50BHD - IAD

1 stop11h 15mAmerican Airlines

Deal found 31/3£510

Mon 28/420:30IAD - BFS

3 stops23h 05mMultiple Airlines

Mon 5/512:35BFS - IAD

3 stops37h 15mMultiple Airlines

Deal found 31/3£510

Tue 6/517:32IAD - BHD

2 stops22h 33mDelta

Wed 14/506:30BHD - IAD

2 stops20h 04mDelta

Deal found 31/3£591

Sun 13/417:25IAD - BHD

1 stop22h 50mKLM

Sat 19/417:25BHD - IAD

1 stop27h 10mKLM

Deal found 1/4£881

Mon 28/419:55DCA - BHD

2 stops16h 35mBritish Airways

Mon 5/518:30BHD - DCA

2 stops26h 25mBritish Airways

Deal found 31/3£499

Sat 12/414:55DCA - BHD

2 stops14h 15mAmerican Airlines

Sat 19/407:05BHD - DCA

2 stops16h 39mAmerican Airlines

Deal found 31/3£576

Thu 22/506:59DCA - BFS

3 stops28h 16mMultiple Airlines

Fri 30/518:40BFS - DCA

3 stops32h 48mMultiple Airlines

Deal found 31/3£718

Fri 6/611:35IAD - BHD

3 stops21h 05mMultiple Airlines

Fri 20/615:20BHD - IAD

3 stops34h 44mMultiple Airlines

Deal found 31/3£801

Fri 6/606:59DCA - BHD

2 stops32h 11mMultiple Airlines

Fri 20/607:00BHD - DCA

3 stops20h 27mMultiple Airlines

Deal found 31/3£838

Last-minute flights from District of Columbia to Northern Ireland
Discover last-minute flight deals from District of Columbia to Northern Ireland. Data last updated 1 April 2025 and is based on user searches.

Fri 4/417:25IAD - BHD

1 stop18h 30mKLM

Sun 6/417:25BHD - IAD

1 stop27h 10mKLM

Deal found 30/3£537

Fri 4/415:55IAD - BHD

3 stops21h 20mMultiple Airlines

Sun 6/415:15BHD - IAD

3 stops33h 55mMultiple Airlines

Deal found 30/3£1,129

Fri 11/414:55DCA - BHD

2 stops19h 35mBritish Airways

Sat 19/407:05BHD - DCA

2 stops21h 30mBritish Airways

Deal found 31/3£599

Fri 11/420:14IAD - BHD

2 stops35h 01mBritish Airways

Sat 19/409:35BHD - IAD

1 stop15h 40mBritish Airways

Deal found 31/3£1,007

Fri 11/417:25IAD - BHD

1 stop22h 50mKLM

Sat 19/406:30BHD - IAD

1 stop14h 05mKLM

Deal found 31/3£1,531

Sat 12/414:55DCA - BHD

2 stops14h 15mAmerican Airlines

Sat 19/407:05BHD - DCA

2 stops16h 39mAmerican Airlines

Deal found 31/3£576

Sun 13/420:21IAD - BHD

2 stops19h 54mDelta

Sat 19/406:30BHD - IAD

2 stops21h 37mDelta

Deal found 1/4£945

Mon 28/414:12IAD - BHD

2 stops20h 28mBritish Airways

Mon 5/518:30BHD - IAD

2 stops25h 30mBritish Airways

Deal found 31/3£486

Mon 28/419:55DCA - BHD

2 stops16h 35mBritish Airways

Mon 5/518:30BHD - DCA

2 stops26h 25mBritish Airways

Deal found 31/3£499

Mon 28/420:30IAD - BFS

3 stops23h 05mMultiple Airlines

Mon 5/512:35BFS - IAD

3 stops37h 15mMultiple Airlines

Deal found 31/3£510

Mon 28/418:40DCA - BHD

2 stops14h 05mMultiple Airlines

Mon 5/507:05BHD - DCA

3 stops30h 48mMultiple Airlines

Deal found 31/3£884

One-way flights from District of Columbia to Northern Ireland
Search for one-way flight options from District of Columbia to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 1 April 2025.

Fri 6/611:35IAD - BHD

3 stops47h 20mMultiple Airlines

Deal found 31/3£333

Fri 6/606:59DCA - BHD

2 stops32h 11mMultiple Airlines

Deal found 31/3£366

Fri 22/817:55IAD - BHD

1 stop9h 55mBritish Airways

Deal found 31/3£371

Fri 22/819:45DCA - BHD

2 stops14h 45mBritish Airways

Deal found 31/3£376

Fri 6/623:15IAD - BFS

2 stops15h 50mMultiple Airlines

Deal found 31/3£499

Fri 20/617:40IAD - BHD

1 stop10h 10mAmerican Airlines

Deal found 31/3£512

Fri 20/617:20IAD - BHD

2 stops16h 15mAer Lingus

Deal found 31/3£518

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 28/4

14:12-15:40

2 stops20h 28m

Belfast City

Mon 5/5

18:30-15:00

2 stops25h 30m

£486

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Mon 28/4

19:55-17:30

2 stops16h 35m

Belfast City

Mon 5/5

18:30-15:55

2 stops26h 25m

£499

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 6/5

17:40-09:00

1 stop10h 20m

Belfast City

Wed 14/5

13:50-20:05

1 stop11h 15m

£510

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Mon 28/4

20:30-00:35

3 stops23h 05m

Belfast Intl

Mon 5/5

12:35-20:50

3 stops37h 15m

£510

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sat 12/4

14:55-10:10

2 stops14h 15m

Belfast City

Sat 19/4

07:05-18:44

2 stops16h 39m

£576

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 6/5

17:32-21:05

2 stops22h 33m

Belfast City

Wed 14/5

06:30-21:34

2 stops20h 04m

£591

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Thu 22/5

06:59-16:15

3 stops28h 16m

Belfast Intl

Fri 30/5

18:40-22:28

3 stops32h 48m

£718

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Fri 6/6

11:35-13:40

3 stops21h 05m

Belfast City

Fri 20/6

15:20-21:04

3 stops34h 44m

£801

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Fri 6/6

06:59-20:10

2 stops32h 11m

Belfast City

Fri 20/6

07:00-22:27

3 stops20h 27m

£838

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 13/4

17:25-21:15

1 stop22h 50m

Belfast City

Sat 19/4

17:25-15:35

1 stop27h 10m

£881

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Showing 1-10 of 17 results

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 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.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Northern Ireland

Rainfall in Northern Ireland by month

In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

Temperature in Northern Ireland 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Northern Ireland

See what other customers who have flown with Delta, KLM and American Airlines from District of Columbia to Northern Ireland have to say. 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

Check prices

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

Check prices

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

1,321 reviews

Delta

8.0

Very Good

7,899 reviews

Check prices

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

Check prices

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

Check prices

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

6,713 reviews

Delta

8.0

Very Good

7,899 reviews

Check prices

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

What are the cheapest airlines to fly from District of Columbia to Northern Ireland one-way?
£371 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on American Airlines and Aer Lingus, with prices starting from £512 and £518, respectively.
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 holiday 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, January is the cheapest month in which you can book a flight from District of Columbia to Northern Ireland (average of £67). Flying from District of Columbia to Northern Ireland in July is currently the most expensive (average of £90). 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

Alternative routes for District of Columbia to Northern Ireland

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Direct flights to United Kingdom

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How does Cheapflights help users find flights from District of Columbia to Northern Ireland?

When you search for this flight from District of Columbia to Northern Ireland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from District of Columbia to Northern Ireland?

Cheapflights simply makes it quick and affordable to book flights from District of Columbia to Northern Ireland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from District of Columbia to Northern Ireland with no change fees?

Certainly. Search results for flights to Northern Ireland from District of Columbia shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from District of Columbia to Northern Ireland become cheaper?

Yes, Cheapflights offers price alerts on District of Columbia to Northern Ireland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from District of Columbia to Northern Ireland from £333

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.

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 1 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from District of Columbia to Northern Ireland

Cheapest flights from District of Columbia to Northern IrelandExplore 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 1 April 2025.

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 1 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia to Northern Ireland that are best for you.

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.

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.

Temperature in Northern Ireland by month

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

Reviews of airlines servicing Northern Ireland

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?

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

How can I 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?

What is the cheapest month to book a flight from District of Columbia to Northern Ireland?

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.

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 District of Columbia to Northern Ireland?

Why should you use Cheapflights to find cheap flight tickets from District of Columbia to Northern Ireland?

Can Cheapflights find flights from District of Columbia to Northern Ireland with no change fees?

Can Cheapflights notify me if prices for flights from District of Columbia to Northern Ireland become cheaper?

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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 1 April 2025.