HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ireland

$279+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — DUB
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Buffalo to 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 Buffalo to Ireland

Keep the following information in mind while searching for Buffalo to Ireland flight deals. Data was last updated July 30, 2025.

Round-trip from

$501
(Justfly.com)

One-way from

$279
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$942
From Buffalo to Ireland
Search Deals
One-way flight from Buffalo to Ireland
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($141 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 July 30, 2025.

This Justfly.com deal was found by Cheapflights users on 7/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/158:25 pmBUF - DUB
1 stop30h 55mJetBlue
Mon 10/2011:30 amDUB - BUF
1 stop32h 30mJetBlue
Deal found 7/30$501
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:10 pmBUF - DUB
1 stop10h 45mUnited Airlines
Wed 11/59:00 amDUB - BUF
2 stops14h 46mUnited Airlines
Deal found 7/30$527
This Delta deal was found by Cheapflights users on 7/29. 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.
Tue 11/184:00 pmBUF - DUB
1 stop11h 45mDelta
Tue 11/259:45 amDUB - BUF
2 stops18h 18mDelta
Deal found 7/29$537
This Air France deal was found by Cheapflights users on 7/29. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/277:15 pmBUF - DUB
1 stop9h 30mAir France
Sat 11/810:45 amDUB - BUF
1 stop13h 10mAir France
Deal found 7/29$625
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 11/211:34 amBUF - DUB
1 stop16h 06mAmerican Airlines
Sun 11/911:30 amDUB - BUF
1 stop16h 22mAmerican Airlines
Deal found 7/30$632
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/22:00 pmBUF - DUB
2 stops15h 20mTAP AIR PORTUGAL
Sat 11/84:15 amDUB - BUF
2 stops22h 51mTAP AIR PORTUGAL
Deal found 7/30$661
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1410:30 amBUF - DUB
2 stops25h 25mLufthansa
Mon 8/259:00 amDUB - BUF
2 stops19h 59mLufthansa
Deal found 7/29$678
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/227:05 amBUF - SNN
1 stop19h 25mUnited Airlines
Fri 8/299:30 amSNN - BUF
1 stop12h 22mUnited Airlines
Deal found 7/30$691
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/11:32 pmBUF - SNN
2 stops16h 48mAmerican Airlines
Sat 9/137:40 amSNN - BUF
2 stops19h 10mAmerican Airlines
Deal found 7/29$713
This Air Canada deal was found by Cheapflights users on 7/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/211:57 pmBUF - SNN
3 stops16h 23mAir Canada
Sun 9/289:15 pmSNN - BUF
3 stops28h 58mAir Canada
Deal found 7/30$1,949

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 July 30, 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

Wed 10/15

8:25 pm-8:20 am

1 stop30h 55m

Dublin

Mon 10/20

11:30 am-3:00 pm

1 stop32h 30m

$501

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Wed 10/29

7:10 pm-9:55 am

1 stop10h 45m

Dublin

Wed 11/5

9:00 am-6:46 pm

2 stops14h 46m

$527

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Tue 11/18

6:30 am-8:45 am

2 stops21h 15m

Dublin

Tue 11/25

9:45 am-11:55 pm

2 stops19h 10m

$537

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Mon 10/27

7:15 pm-8:45 am

1 stop9h 30m

Dublin

Sat 11/8

10:45 am-6:55 pm

1 stop13h 10m

$625

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Sun 11/2

11:34 am-8:40 am

1 stop16h 06m

Dublin

Sun 11/9

11:30 am-10:52 pm

1 stop16h 22m

$632

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Sun 1/4

1:33 pm-9:50 am

2 stops15h 17m

Dublin

Sun 1/18

8:40 pm-8:09 pm

2 stops28h 29m

$640

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Sun 11/2

2:00 pm-10:20 am

2 stops15h 20m

Dublin

Sat 11/8

4:15 am-10:06 pm

2 stops22h 51m

$661

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Thu 8/14

10:30 am-4:55 pm

2 stops25h 25m

Dublin

Mon 8/25

9:00 am-11:59 pm

2 stops19h 59m

$678

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Fri 8/22

7:05 am-7:30 am

1 stop19h 25m

Shannon

Fri 8/29

9:30 am-4:52 pm

1 stop12h 22m

$691

BuffaloShannon

BUF - SNN

BUFSNN

Buffalo

Mon 9/1

1:32 pm-11:20 am

2 stops16h 48m

Shannon

Sat 9/13

7:40 am-9:50 pm

2 stops19h 10m

$713

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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 $924). 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 July 30, 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 July 30, 2025.
See what other customers who have flown with Delta, KLM, and Air France 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
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

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.
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

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.
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

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
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

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.
Turkish Airlines
7.3
Good
3,928 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

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.

  • What are the cheapest airlines to fly from Buffalo to Ireland one-way?

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as $331. However, be on the lookout for offers from British Airways and United Airlines, as they are both options that can get you from Buffalo to Ireland for a low price.

  • 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 $924). 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 Buffalo to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Newark to Charles de Gaulle flights
John F Kennedy Intl to Gatwick flights
John F Kennedy Intl to London City flights
Newark to Leonardo da Vinci/Fiumicino flights
Newark to Gatwick flights
LaGuardia to Heathrow flights
John F Kennedy Intl to Istanbul flights
John F Kennedy Intl to Lisbon flights
John F Kennedy Intl to Stansted flights
Newark to London City flights
John F Kennedy Intl to Orly flights
LaGuardia to Gatwick flights
Newark to Lisbon flights
Newark to Athens flights
Newark to Orly flights
LaGuardia to Charles de Gaulle flights
Newark to Barcelona-El Prat flights
John F Kennedy Intl to Luton flights
Newark to Stansted flights
John F Kennedy Intl to Dublin flights
John F Kennedy Intl to Athens flights
John F Kennedy Intl to Barcelona-El Prat flights
Newark to Dublin flights
John F Kennedy Intl to Madrid flights
Newark to Madrid flights
John F Kennedy Intl to Malpensa flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Amsterdam flights
Newark to Luton flights
John F Kennedy Intl to Frankfurt flights
Newark to Malpensa flights
Newark to Frankfurt flights
Newark to Amsterdam flights
John F Kennedy Intl to Frederic Chopin flights
LaGuardia to Lisbon flights
John F Kennedy Intl to Vicenza flights
LaGuardia to Istanbul flights
John F Kennedy Intl to Zurich flights
John F Kennedy Intl to Keflavik Intl flights
John F Kennedy Intl to Munich flights
Newark to Zurich flights
Newark to Keflavik Intl flights
Newark to Istanbul flights
John F Kennedy Intl to Beauvais-Tille flights
LaGuardia to Athens flights
Newark to Munich flights

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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$527Average$713FlexibilityNo cancel feeOn-time62%
DeltaCheapest$544Average$687FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$558Average$841FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$593Average$954FlexibilityNo cancel feeOn-time71%

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.