Cheap flights from Dulles Intl (IAD) to Northern Ireland from $344

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAD — BFS
May 19 — May 261

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Northern Ireland?

The best pricing can be found in the month of September. Prices to Northern Ireland from Washington, D.C. Dulles Intl Airport average $840. You can even find prices in September for less than $840, as users have found deals to Northern Ireland from as low as $678. The month of December appears to be one of the more expensive times to travel to Northern Ireland from Washington, D.C. Dulles Intl Airport. Flying in the targeted month can save you up to 40%.

When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Northern Ireland (IAD - NIR)?

When flying from Washington, D.C. Dulles Intl Airport to Northern Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap British Airways flights from Dulles Intl to Northern Ireland

Explore cheap flight options specifically provided by British Airways for the route between Dulles Intl and Northern Ireland. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Find some of the cheapest British Airways flights traveling from Washington, D.C. to Northern Ireland. It's recommended that users confirm their flight details before booking.
Sun 10/1310:50 pmIAD - BHD
1 stop10h 45mBritish Airways
Sat 10/196:55 pmBHD - IAD
1 stop30h 40mBritish Airways
Deal found 5/13$594
Sun 10/135:55 pmIAD - BHD
1 stop10h 10mBritish Airways
Sat 10/197:50 pmBHD - IAD
1 stop29h 45mBritish Airways
Deal found 5/14$595
Tue 8/2710:45 pmIAD - BHD
1 stop13h 40mBritish Airways
Wed 9/1111:50 amBHD - IAD
1 stop13h 40mBritish Airways
Deal found 5/13$605
Tue 9/175:55 pmIAD - BHD
1 stop10h 10mBritish Airways
Fri 9/276:35 amBHD - IAD
2 stops18h 09mBritish Airways
Deal found 5/13$642
Sun 8/115:55 pmIAD - BHD
1 stop10h 10mBritish Airways
Sun 8/187:40 pmBHD - IAD
1 stop25h 00mBritish Airways
Deal found 5/13$657
Sun 8/111:10 pmIAD - BHD
2 stops18h 50mBritish Airways
Sun 8/187:40 pmBHD - IAD
1 stop29h 50mBritish Airways
Deal found 5/13$696
Fri 5/313:27 pmIAD - BHD
2 stops16h 13mBritish Airways
Sun 6/911:20 amBHD - IAD
1 stop14h 15mBritish Airways
Deal found 5/13$757
Fri 5/313:27 pmIAD - BHD
2 stops16h 13mBritish Airways
Sun 6/96:50 amBHD - IAD
2 stops22h 09mBritish Airways
Deal found 5/13$766
Sat 6/110:45 pmIAD - BHD
1 stop12h 40mBritish Airways
Sat 6/89:40 amBHD - IAD
1 stop15h 50mBritish Airways
Deal found 5/14$1,579

Cheap Lufthansa flights from Dulles Intl to Northern Ireland

Explore cheap flight options specifically provided by Lufthansa for the route between Dulles Intl and Northern Ireland. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Some of the best deals we've found on Lufthansa flights traveling from Washington, D.C. to Northern Ireland. Make sure to examine the flight information before completing your reservation.
Wed 6/196:00 pmIAD - BHD
1 stop15h 50mLufthansa
Sun 6/3010:15 amBHD - IAD
1 stop34h 50mLufthansa
Deal found 5/13$1,368
Sat 6/15:25 pmIAD - BHD
1 stop11h 00mLufthansa
Sun 6/910:15 amBHD - IAD
1 stop34h 50mLufthansa
Deal found 5/13$1,449

Cheap Dulles Intl to Northern Ireland flights in May & June 2024

Find cheap flight options from Dulles Intl to Northern Ireland specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,632,958 searches. Prices were last updated on May 14, 2024.
Listed are some of the best fares we've found on flights departing from Washington, D.C. to Northern Ireland in 2024. More deals are always being added, so be sure to check back regularly.
Sat 6/112:35 pmIAD - BHD
2 stops23h 15mDelta
Sat 6/85:20 pmBHD - IAD
2 stops27h 39mDelta
Deal found 5/14$712
Fri 5/313:27 pmIAD - BHD
2 stops16h 13mBritish Airways
Sun 6/911:20 amBHD - IAD
1 stop14h 15mBritish Airways
Deal found 5/13$757
Sat 6/14:59 pmIAD - BHD
2 stops18h 51mDelta
Sat 6/85:20 pmBHD - IAD
1 stop27h 15mDelta
Deal found 5/14$761
Fri 5/313:27 pmIAD - BHD
2 stops16h 13mBritish Airways
Sun 6/96:50 amBHD - IAD
2 stops22h 09mBritish Airways
Deal found 5/13$766
Wed 6/125:50 pmIAD - BHD
1 stop18h 00mDelta
Wed 6/195:20 pmBHD - IAD
1 stop27h 15mDelta
Deal found 5/13$947
Wed 6/125:03 pmIAD - BHD
2 stops18h 47mDelta
Wed 6/195:20 pmBHD - IAD
1 stop27h 15mDelta
Deal found 5/13$951
Wed 6/125:03 pmIAD - BHD
2 stops18h 47mDelta
Wed 6/195:20 pmBHD - IAD
2 stops28h 07mDelta
Deal found 5/13$961
Sat 6/15:17 pmIAD - BFS
2 stops23h 23mMultiple Airlines
Sun 6/910:10 pmBFS - IAD
2 stops24h 30mMultiple Airlines
Deal found 5/13$987
Fri 5/315:25 pmIAD - BHD
1 stop18h 25mDelta
Sun 6/95:20 pmBHD - IAD
1 stop27h 15mDelta
Deal found 5/13$997

Dulles Intl to Northern Ireland 2024 flight deals

Discover exclusive flight deals for travel between Dulles Intl and Northern Ireland in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Listed are some of the best fares we've found on flights departing from Washington, D.C. to Northern Ireland in 2024. More deals are always being added, so be sure to check back regularly.
Sun 10/1310:50 pmIAD - BHD
1 stop10h 45mBritish Airways
Sat 10/196:55 pmBHD - IAD
1 stop30h 40mBritish Airways
Deal found 5/13$594
Sun 10/135:55 pmIAD - BHD
1 stop10h 10mBritish Airways
Sat 10/197:50 pmBHD - IAD
1 stop29h 45mBritish Airways
Deal found 5/14$595
Tue 8/2710:45 pmIAD - BHD
1 stop13h 40mBritish Airways
Wed 9/1111:50 amBHD - IAD
1 stop13h 40mBritish Airways
Deal found 5/13$605
Tue 8/2710:45 pmIAD - BHD
1 stop11h 35mAmerican Airlines
Wed 9/119:50 amBHD - IAD
2 stops18h 57mAmerican Airlines
Deal found 5/13$614
Sun 10/137:50 pmIAD - BHD
2 stops16h 00mDelta
Sat 10/195:20 pmBHD - IAD
1 stop27h 15mDelta
Deal found 5/13$632
Tue 9/175:55 pmIAD - BHD
1 stop10h 10mBritish Airways
Fri 9/276:35 amBHD - IAD
2 stops18h 09mBritish Airways
Deal found 5/13$642
Sun 8/115:55 pmIAD - BHD
1 stop10h 10mBritish Airways
Sun 8/187:40 pmBHD - IAD
1 stop25h 00mBritish Airways
Deal found 5/13$657
Tue 8/272:15 pmIAD - BHD
2 stops21h 35mDelta
Wed 9/115:20 pmBHD - IAD
2 stops34h 23mDelta
Deal found 5/13$677
Sun 10/136:00 pmIAD - BHD
2 stops17h 50mDelta
Sat 10/195:20 pmBHD - IAD
1 stop27h 15mDelta
Deal found 5/14$687

Dulles Intl to Northern Ireland flights leaving soon

Find last-minute flight options from Dulles Intl to Northern Ireland for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Check out these flights departing soon from Washington, D.C. to Northern Ireland. Users should examine the flight details to ensure there are no surprises.
Fri 5/245:25 pmIAD - BHD
1 stop18h 25mDelta
Mon 5/275:20 pmBHD - IAD
1 stop27h 40mDelta
Deal found 5/13$1,117
Fri 5/2412:35 pmIAD - BHD
2 stops23h 15mDelta
Mon 5/275:20 pmBHD - IAD
1 stop27h 40mDelta
Deal found 5/13$1,121
Fri 5/2412:35 pmIAD - BHD
2 stops23h 15mDelta
Mon 5/275:20 pmBHD - IAD
2 stops32h 13mDelta
Deal found 5/13$1,131
Fri 5/246:00 pmIAD - BFS
2 stops21h 55mMultiple Airlines
Mon 5/271:35 pmBFS - IAD
2 stops31h 40mMultiple Airlines
Deal found 5/13$1,363

One-way flights to Northern Ireland from Dulles Intl

Search for one-way flight options from Dulles Intl to Northern Ireland. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Users traveling one-way from Washington, D.C. to Northern Ireland can select one of these great deals. Users in need of a round-trip flight from Washington, D.C. to Northern Ireland instead should update the search form at the top of page.
Sun 9/86:50 pmIAD - BFS
2 stops18h 15mMultiple Airlines
Deal found 5/13$344
Sat 9/283:20 pmIAD - BHD
1 stop13h 05mLufthansa
Deal found 5/14$383
Sat 9/283:00 pmIAD - BHD
2 stops20h 50mDelta
Deal found 5/14$399
Sun 9/87:50 pmIAD - BHD
2 stops16h 00mDelta
Deal found 5/13$434
Sun 9/83:20 pmIAD - BHD
1 stop18h 30mLufthansa
Deal found 5/13$454
Tue 7/26:50 pmIAD - BHD
3 stops17h 30mMultiple Airlines
Deal found 5/13$484
Tue 7/211:15 pmIAD - BHD
2 stops37h 05mMultiple Airlines
Deal found 5/13$583
Tue 7/28:40 pmIAD - BHD
2 stops19h 10mAer Lingus
Deal found 5/13$663
Tue 7/25:50 pmIAD - BHD
1 stop18h 00mDelta
Deal found 5/13$737

Find flights from Dulles Intl to Northern Ireland within your budget

Customize your flight search to find flights from Dulles Intl 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 2,632,958 searches. Data last updated May 14, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$594 - $1,368

Route

Depart

Return

Price

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 10/13

1 stop10h 45m

Belfast City

Sat 10/19

1 stop30h 40m

$594

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 10/13

1 stop10h 10m

Belfast City

Sat 10/19

1 stop29h 45m

$595

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 8/27

1 stop13h 40m

Belfast City

Wed 9/11

1 stop13h 40m

$605

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 8/27

1 stop11h 35m

Belfast City

Wed 9/11

2 stops18h 57m

$614

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 10/13

2 stops16h 00m

Belfast City

Sat 10/19

1 stop27h 15m

$632

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 8/27

2 stops21h 35m

Belfast City

Wed 9/11

2 stops34h 23m

$677

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 10/13

2 stops17h 50m

Belfast City

Sat 10/19

1 stop27h 15m

$687

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 10/13

2 stops14h 33m

Belfast City

Sat 10/19

2 stops25h 23m

$777

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 6/19

1 stop15h 50m

Belfast City

Sun 6/30

1 stop34h 50m

$1,368

Flights are sorted by cheapest first

Deals found on 5/13

No data available for this route at this time. Please check back soon.

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 May 14, 2024.
Read reviews from past customers who have flown British Airways, Lufthansa and Delta from Washington, D.C. to Northern Ireland. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
10,706 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

8.0
Very good
10,706 reviews
8.0
Very good
10,706 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.3
Good
14,561 reviews
8.0
Very good
10,706 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.2
Good
1,336 reviews
8.0
Very good
10,706 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.0
Good
7,666 reviews
8.0
Very good
10,706 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

6.8
Okay
6,837 reviews
8.0
Very good
10,706 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.4

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Washington, D.C. Dulles Intl Airport to Northern Ireland for under $600 on Cheapflights?

    Yes, there are multiple flights from Washington, D.C. Dulles Intl Airport to Northern Ireland for under $600. The cheapest flight booked recently is on British Airways for just $594, but on average you can expect to pay $716.

  • Are there last-minute flights available from Washington, D.C. Dulles Intl Airport to Northern Ireland for under $1,200?

    There are currently 4+ open flights from Washington, D.C. Dulles Intl Airport to Northern Ireland within the next 7 days for less than $1,200.

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

    For one-way options, check prices for Lufthansa. According to our data, you can fly for as low as $383. Users have also found prices from $399 and $663 on Delta and Aer Lingus, respectively.

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

  • What does IAD to BFS mean?

    This is defined as Washington, D.C. Dulles Intl Airport (IAD) and Belfast Intl Airport (BFS). Codes like Belfast Intl Airport are often used to just call airports uniquely. Belfast City Airport (BHD), Londonderry Eglinton Airport (LDY) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Dulles Intl to Northern Ireland that include extra baggage allowance?

    The amount of baggage you can bring on your Dulles Intl to Northern Ireland flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Dulles Intl to Northern Ireland with specific airlines?

    Yes, Cheapflights allows you to browse and filter Dulles Intl to Northern Ireland flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Dulles Intl to Northern Ireland that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to Northern Ireland?

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

  • Can I find deals for business class flights from Dulles Intl to Northern Ireland?

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

  • Can I find deals for flights from Dulles Intl to Northern Ireland that allow pets onboard?

    Many airlines flying from Dulles Intl to Northern Ireland offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Dulles Intl to Northern Ireland?

    Yes, you can often find last-minute deals on Dulles Intl to Northern Ireland flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Washington, D.C. Dulles Intl Airport to Northern Ireland flight deals updated?

    The Washington, D.C. Dulles Intl Airport to Northern Ireland flight deals you see on this page were last updated on 5/14.

See more FAQs

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Alternative routes for Dulles Intl to Northern Ireland
See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Dulles Intl to Northern Ireland

Discover the top 2 airlines that operate flights from Dulles Intl 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 2,632,958 searches. Data last updated May 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$626Average$754FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest$626Average$881FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Search flights from Dulles Intl to Northern Ireland by cabin class

Find flights from Dulles Intl to Northern Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

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How does Cheapflights help users find flights from Dulles Intl to Northern Ireland?

Cheapflights helps you search for flights from Dulles Intl to Northern Ireland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Northern Ireland?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dulles Intl to Northern Ireland for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Dulles Intl to Northern Ireland with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Dulles Intl to Northern Ireland, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Dulles Intl to Northern Ireland become cheaper?

Yes! Start tracking prices for Dulles Intl to Northern Ireland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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