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Ireland

$264+ Cheap flights from Buffalo (BUF) to 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — DUB
Oct 25 — Nov 11
Sat 10/25
Sat 11/1
1 adult, Economy
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Cheap flight deals from Buffalo to Ireland

Keep the following information in mind while searching for Buffalo to Ireland flight deals. Data was last updated September 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$497
(Expedia)

One-way from

$264
(Trip.com)

Popular in

June

Cheapest in

January

Average price

$746
Provider with most accurate pricing for Buffalo-Dublin flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Dublin flights.
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From Buffalo to Ireland
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One-way flight from Buffalo to Ireland
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Highest demand for flights based on searches. 13% potential increase in price ($114 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Buffalo to Ireland

Cheapest flights from Buffalo to Ireland
Explore the most affordable flight options available from Buffalo to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

This Expedia deal was found by Cheapflights users on 9/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/83:55 pmBUF - DUB
1 stop11h 25mJetBlue
Tue 10/1410:40 amDUB - BUF
1 stop27h 13mJetBlue
Deal found 9/23$497
This JetBlue deal was found by Cheapflights users on 9/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/162:04 pmBUF - DUB
1 stop13h 56mJetBlue
Tue 10/2111:30 amDUB - BUF
1 stop15h 30mJetBlue
Deal found 9/24$508
This American Airlines deal was found by Cheapflights users on 9/24. 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 11/183:27 pmBUF - DUB
2 stops12h 43mAmerican Airlines
Tue 11/2511:30 amDUB - BUF
1 stop12h 05mAmerican Airlines
Deal found 9/24$523
This KLM deal was found by Cheapflights users on 9/23. 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.
Tue 11/183:45 pmBUF - DUB
1 stop12h 00mKLM
Tue 11/2510:45 amDUB - BUF
1 stop13h 34mKLM
Deal found 9/23$532
This United Airlines deal was found by Cheapflights users on 9/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:00 amBUF - DUB
1 stop20h 10mUnited Airlines
Tue 11/2510:40 amDUB - BUF
1 stop15h 20mUnited Airlines
Deal found 9/25$533
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/287:30 pmBUF - DUB
2 stops16h 15mDelta
Wed 11/1210:45 amDUB - BUF
1 stop13h 34mDelta
Deal found 9/22$537
This Expedia deal was found by Cheapflights users on 9/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/710:00 amBUF - DUB
1 stop18h 00mJetBlue
Tue 10/1410:40 amDUB - BUF
1 stop27h 13mJetBlue
Deal found 9/24$546
This Expedia deal was found by Cheapflights users on 9/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:46 pmBUF - DUB
1 stop9h 14mJetBlue
Fri 10/2410:40 amDUB - BUF
1 stop11h 30mJetBlue
Deal found 9/24$547
This KLM deal was found by Cheapflights users on 9/24. 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.
Tue 10/2812:49 pmBUF - DUB
2 stops15h 16mKLM
Wed 11/129:45 amDUB - BUF
1 stop12h 30mKLM
Deal found 9/24$549
This American Airlines deal was found by Cheapflights users on 9/24. 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 11/83:27 pmBUF - SNN
2 stops15h 03mAmerican Airlines
Sat 11/157:50 amSNN - BUF
2 stops19h 59mAmerican Airlines
Deal found 9/24$648
This Aer Lingus deal was found by Cheapflights users on 9/24. 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 Aer Lingus is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:00 amBUF - SNN
1 stop19h 20mMultiple Airlines
Sat 11/152:45 pmSNN - BUF
1 stop10h 17mMultiple Airlines
Deal found 9/24$838
This Air Canada deal was found by Cheapflights users on 9/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/810:50 amBUF - SNN
3 stops19h 40mAir Canada
Sat 11/157:50 amSNN - BUF
3 stops31h 13mAir Canada
Deal found 9/24$1,176

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to 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 September 25, 2025.
Use the filters below to find and compare flights from Buffalo to Ireland that are best for you.

Fly from

Buffalo

Fly to

Ireland

Route

Depart

Return

Price

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Thu 10/16

2:04 pm-9:00 am

1 stop13h 56m

Dublin

Tue 10/21

11:30 am-10:00 pm

1 stop15h 30m

$508

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Tue 11/18

3:45 pm-8:45 am

1 stop12h 00m

Dublin

Tue 11/25

10:45 am-7:19 pm

1 stop13h 34m

$532

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Tue 11/18

7:00 am-8:10 am

1 stop20h 10m

Dublin

Tue 11/25

10:40 am-9:00 pm

1 stop15h 20m

$533

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Fri 10/17

7:00 am-9:00 am

1 stop21h 00m

Dublin

Tue 10/21

10:40 am-9:00 pm

1 stop15h 20m

$533

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Tue 10/28

7:30 pm-3:45 pm

2 stops16h 15m

Dublin

Wed 11/12

10:45 am-7:19 pm

1 stop13h 34m

$537

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Tue 10/28

12:49 pm-8:05 am

2 stops15h 16m

Dublin

Wed 11/12

9:45 am-5:15 pm

1 stop12h 30m

$549

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Tue 11/18

3:27 pm-9:35 am

2 stops13h 08m

Dublin

Tue 11/25

6:40 am-6:35 pm

2 stops16h 55m

$551

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Thu 2/12

7:53 pm-4:45 pm

2 stops15h 52m

Shannon

Mon 2/16

7:50 am-10:30 pm

2 stops19h 40m

$643

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Sat 11/8

3:27 pm-11:30 am

2 stops15h 03m

Shannon

Sat 11/15

7:50 am-10:49 pm

2 stops19h 59m

$648

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Fri 2/6

3:25 pm-6:20 am

1 stop9h 55m

Shannon

Wed 2/18

2:45 pm-11:00 pm

1 stop13h 15m

$775

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/23

Showing 1-10 of 17 results
1
2

Best time to book a flight from Buffalo to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Buffalo 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 Buffalo to Ireland

What is the cheapest month to book a flight from Buffalo to Ireland?

Currently, November is the cheapest month in which you can book a flight from Buffalo to Ireland (average of $509). Flying from Buffalo to Ireland in June is currently the most expensive (average of $921). 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 time of day to fly from BUF to IE?

Find hourly flight availability from Buffalo to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 25, 2025.

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

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to 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 Ireland. Reviews last updated September 25, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Buffalo to Ireland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
JetBlue
7.2
Good
2,914 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

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

  • What airport do you fly from for flights from Buffalo to Ireland?

    Buffalo (BUF), located 8.3 mi from the city center, is the airport you fly out of when you book flights from Buffalo to Ireland.

  • How long is the flight from Buffalo to Ireland?

    Airlines like JetBlue, KLM, and United Airlines fly from Buffalo to Ireland in about 12h. The time it takes to get you to your destination can typically vary by up to 8h 10m. There are 3265 mi between Buffalo and Ireland. This flight may include one or multiple stops.

  • Can I find deals for flights from Buffalo to Ireland that include hotel bookings?

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

  • How can I find direct flights from Buffalo to Ireland?

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

  • Can I find deals for business class flights from Buffalo to Ireland?

    Yes. Cheapflights offers flight deals from Buffalo to 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 Buffalo to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Buffalo to Ireland (average of $509). Flying from Buffalo to Ireland in June is currently the most expensive (average of $921). 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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Top 4 airlines flying from Buffalo to Ireland

Discover the top 4 airlines that operate flights from Buffalo to 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 September 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$527Average$707FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$528Average$983FlexibilityNo cancel feeOn-time71%
DeltaCheapest$544Average$683FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$556Average$871FlexibilityNo cancel feeOn-time69%

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