How long is the flight from Buffalo to Ireland?

Airlines like KLM, Delta, and British Airways fly from Buffalo to Ireland in about 12h 49m. The time it takes to get you to your destination can typically vary by up to 19h 15m. There are 3265 mi between Buffalo and Ireland. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

If weather is an important factor for your trip to 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).

What are the most popular airlines that fly from Buffalo to Ireland?

The most popular airlines flying from Buffalo to Ireland are JetBlue, United Airlines and American Airlines. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from BUF to IE?

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.

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.

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.

$321+ Flights from Buffalo to Ireland

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Cheap 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 December 28, 2025.

Thu 12/257:48 pmBUF - DUB

1 stop9h 32mLufthansa

Sun 12/285:10 amDUB - BUF

2 stops22h 45mLufthansa

Deal found 12/25

$757

Fri 12/2610:29 amBUF - DUB

1 stop18h 51mUnited Airlines

Mon 12/2912:05 pmDUB - BUF

1 stop12h 01mUnited Airlines

Deal found 12/25

$763

Wed 12/317:48 pmBUF - DUB

1 stop9h 32mLufthansa

Tue 1/610:50 amDUB - BUF

2 stops16h 41mLufthansa

Deal found 12/26

$876

Wed 12/3112:01 pmBUF - DUB

2 stops14h 44mDelta

Tue 1/65:55 amDUB - BUF

2 stops23h 21mDelta

Deal found 12/26

$892

Wed 12/316:47 pmBUF - DUB

1 stop10h 08mUnited Airlines

Tue 1/610:40 amDUB - BUF

1 stop14h 49mUnited Airlines

Deal found 12/26

$1,143

Mon 12/2912:07 pmBUF - DUB

1 stop14h 38mKLM

Wed 12/319:45 amDUB - BUF

1 stop18h 52mKLM

Deal found 12/25

$1,291

Mon 12/296:00 amBUF - DUB

1 stop20h 45mMultiple Airlines

Wed 12/319:45 amDUB - BUF

2 stops17h 48mMultiple Airlines

Deal found 12/25

$1,295

Mon 12/296:10 amBUF - DUB

2 stops20h 35mDelta

Wed 12/319:45 amDUB - BUF

2 stops17h 48mDelta

Deal found 12/25

$1,429

Sat 12/276:54 pmBUF - DUB

1 stop31h 51mKLM

Mon 1/58:50 amDUB - BUF

2 stops15h 13mKLM

Deal found 12/26

$1,482

Best flights from Buffalo to Ireland
Discover carefully curated flight deals from Buffalo to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

Tue 3/103:56 pmBUF - DUB

1 stop12h 49mKLM

Tue 3/171:25 pmDUB - BUF

2 stops14h 49mKLM

Deal found 12/27

$482

Thu 2/197:41 pmBUF - DUB

1 stop32h 04mDelta

Wed 2/2510:45 amDUB - BUF

1 stop29h 24mDelta

Deal found 12/27

$484

Fri 1/2311:51 amBUF - DUB

2 stops15h 09mMultiple Airlines

Fri 1/301:25 pmDUB - BUF

2 stops15h 51mMultiple Airlines

Deal found 12/27

$487

Wed 2/2511:24 amBUF - SNN

2 stops24h 21mBritish Airways

Sun 3/17:50 amSNN - BUF

2 stops20h 26mBritish Airways

Deal found 12/25

$806

Fri 3/66:00 amBUF - SNN

1 stop18h 55mAer Lingus

Sat 3/142:45 pmSNN - BUF

1 stop32h 16mAer Lingus

Deal found 12/26

$955

Mon 2/93:38 pmBUF - DUB

1 stop12h 07mKLM

Mon 2/1610:45 amDUB - BUF

1 stop18h 29mKLM

Deal found 12/25

$484

Fri 2/206:01 amBUF - DUB

1 stop21h 44mDelta

Mon 2/2310:45 amDUB - BUF

1 stop18h 29mDelta

Deal found 12/27

$484

Thu 2/197:41 pmBUF - DUB

1 stop32h 04mDelta

Tue 2/2410:45 amDUB - BUF

1 stop32h 23mDelta

Deal found 12/27

$484

Fri 2/2011:52 amBUF - DUB

1 stop15h 53mDelta

Wed 2/2510:45 amDUB - BUF

1 stop16h 54mDelta

Deal found 12/27

$484

Wed 3/183:56 pmBUF - DUB

2 stops19h 49mDelta

Mon 3/235:55 amDUB - BUF

2 stops22h 19mDelta

Deal found 12/26

$487

Tue 2/1711:52 amBUF - DUB

2 stops22h 53mDelta

Tue 2/241:25 pmDUB - BUF

2 stops26h 40mDelta

Deal found 12/27

$487

Tue 2/1711:52 amBUF - DUB

2 stops22h 53mDelta

Wed 2/255:55 amDUB - BUF

2 stops23h 19mDelta

Deal found 12/27

$487

Thu 2/1911:52 amBUF - DUB

2 stops14h 58mDelta

Mon 2/235:55 amDUB - BUF

2 stops23h 19mDelta

Deal found 12/27

$487

Fri 3/65:50 pmBUF - SNN

2 stops16h 55mBritish Airways

Sat 3/145:25 pmSNN - BUF

2 stops51h 56mBritish Airways

Deal found 12/26

$874

Last-minute flights from Buffalo to Ireland
Discover last-minute flight deals from Buffalo to Ireland. Data last updated December 28, 2025 and is based on user searches.

Fri 12/2610:29 amBUF - DUB

1 stop18h 51mUnited Airlines

Mon 12/2912:05 pmDUB - BUF

1 stop12h 01mUnited Airlines

Deal found 12/25

$763

Wed 12/317:48 pmBUF - DUB

1 stop9h 32mLufthansa

Tue 1/610:50 amDUB - BUF

2 stops16h 41mLufthansa

Deal found 12/26

$876

Wed 12/3112:01 pmBUF - DUB

2 stops14h 44mDelta

Tue 1/65:55 amDUB - BUF

2 stops23h 21mDelta

Deal found 12/26

$892

Wed 12/316:47 pmBUF - DUB

1 stop10h 08mUnited Airlines

Tue 1/610:40 amDUB - BUF

1 stop14h 49mUnited Airlines

Deal found 12/26

$1,143

Mon 1/56:30 amBUF - DUB

1 stop20h 40mUnited Airlines

Mon 1/129:00 amDUB - BUF

2 stops34h 14mUnited Airlines

Deal found 12/25

$603

Mon 1/56:29 pmBUF - DUB

2 stops17h 36mBritish Airways

Mon 1/128:40 pmDUB - BUF

2 stops31h 15mBritish Airways

Deal found 12/25

$920

Fri 1/2311:51 amBUF - DUB

2 stops15h 09mMultiple Airlines

Fri 1/305:55 amDUB - BUF

2 stops16h 59mMultiple Airlines

Deal found 12/26

$478

Fri 1/237:00 amBUF - DUB

1 stop20h 45mKLM

Fri 1/3010:45 amDUB - BUF

1 stop18h 31mKLM

Deal found 12/26

$674

Fri 1/238:30 amBUF - DUB

3 stops17h 40mAir Canada

Fri 1/3010:00 amDUB - BUF

3 stops32h 24mAir Canada

Deal found 12/26

$864

Fri 1/3011:22 amBUF - SNN

2 stops23h 23mBritish Airways

Tue 2/38:05 pmSNN - BUF

2 stops32h 43mBritish Airways

Deal found 12/24

$806

One-way flights from Buffalo to Ireland
Search for one-way flight options from Buffalo to Ireland. Find affordable one-way fares based on user searches. Data last updated December 28, 2025.

Tue 3/103:05 pmBUF - DUB

1 stop13h 15mAer Lingus

Deal found 12/25

$321

Wed 3/113:05 pmBUF - DUB

1 stop9h 10mAer Lingus

Deal found 12/25

$384

Tue 3/107:30 pmBUF - DUB

3 stops20h 50mMultiple Airlines

Deal found 12/25

$407

Wed 3/113:05 pmBUF - DUB

3 stops26h 30mMultiple Airlines

Deal found 12/25

$409

Tue 3/101:00 pmBUF - DUB

2 stops15h 45mDelta

Deal found 12/25

$423

Wed 3/1111:37 amBUF - DUB

2 stops16h 23mDelta

Deal found 12/25

$428

Wed 12/316:30 amBUF - DUB

1 stop20h 40mUnited Airlines

Deal found 12/26

$468

Wed 12/3112:32 pmBUF - DUB

2 stops18h 43mMultiple Airlines

Deal found 12/26

$479

Tue 2/311:24 amBUF - DUB

1 stop15h 06mAustrian Airlines

Deal found 12/27

$487

Thu 2/511:24 amBUF - DUB

1 stop15h 06mAustrian Airlines

Deal found 12/27

$588

Wed 2/411:40 amBUF - DUB

1 stop14h 50mLufthansa

Deal found 12/27

$690

Wed 12/311:59 pmBUF - DUB

3 stops20h 41mAir Canada

Deal found 12/26

$2,304

Find flight deals from Buffalo to Ireland

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$475 (KLM)
One-way from	$321 (Ovago)
Popular in	December
Cheapest in	January
Average price	$1,152

Provider with most accurate pricing for Buffalo-Dublin flight deals.

Search Deals

Provider most trusted by Cheapflights users for Buffalo-Dublin flights.

Search Deals

From Buffalo to Ireland

Search Deals

One-way flight from Buffalo to Ireland

Search Deals

Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Tue 3/10

3:56 pm-8:45 am

1 stop12h 49m

Dublin

Tue 3/17

1:25 pm-12:14 am

2 stops14h 49m

$482

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Thu 2/19

7:41 pm-8:45 am

1 stop32h 04m

Dublin

Wed 2/25

10:45 am-11:09 am

1 stop29h 24m

$484

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Mon 2/9

3:38 pm-8:45 am

1 stop12h 07m

Dublin

Mon 2/16

10:45 am-12:14 am

1 stop18h 29m

$484

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Fri 2/20

6:01 am-8:45 am

1 stop21h 44m

Dublin

Mon 2/23

10:45 am-12:14 am

1 stop18h 29m

$484

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Thu 2/19

7:41 pm-8:45 am

1 stop32h 04m

Dublin

Tue 2/24

10:45 am-2:08 pm

1 stop32h 23m

$484

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Fri 2/20

11:52 am-8:45 am

1 stop15h 53m

Dublin

Wed 2/25

10:45 am-10:39 pm

1 stop16h 54m

$484

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Fri 1/23

11:51 am-8:00 am

2 stops15h 09m

Dublin

Fri 1/30

1:25 pm-12:16 am

2 stops15h 51m

$487

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Wed 3/18

3:56 pm-3:45 pm

2 stops19h 49m

Dublin

Mon 3/23

5:55 am-12:14 am

2 stops22h 19m

$487

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Tue 2/17

11:52 am-3:45 pm

2 stops22h 53m

Dublin

Tue 2/24

1:25 pm-11:05 am

2 stops26h 40m

$487

BuffaloDublin

BUF - DUB

BUFDUB

Buffalo

Tue 2/17

11:52 am-3:45 pm

2 stops22h 53m

Dublin

Wed 2/25

5:55 am-12:14 am

2 stops23h 19m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 20 results

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, October is the cheapest month in which you can book a flight from Buffalo to Ireland (average of $147). Flying from Buffalo to Ireland in July is currently the most expensive (average of $581). 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.

Reviews of airlines servicing Ireland

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

7.9

Good

8,018 reviews

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

7.9

Good

8,018 reviews

Delta

7.9

Good

8,018 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

United Airlines

7.4

Good

9,113 reviews

Delta

7.9

Good

8,018 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

American Airlines

7.2

Good

11,072 reviews

Delta

7.9

Good

8,018 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

JetBlue

7.2

Good

2,901 reviews

Delta

7.9

Good

8,018 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Related info for your journey

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 KLM, Delta, and British Airways fly from Buffalo to Ireland in about 12h 49m. The time it takes to get you to your destination can typically vary by up to 19h 15m. 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, October is the cheapest month in which you can book a flight from Buffalo to Ireland (average of $147). Flying from Buffalo to Ireland in July is currently the most expensive (average of $581). 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

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$429	Average$1,006	FlexibilityNo cancel fee	On-time71%
JetBlue	Cheapest$527	Average$686	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$544	Average$656	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$556	Average$841	FlexibilityNo cancel fee	On-time69%

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$321+ 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Buffalo to Ireland with Cheapflights

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Cheap flight deals from Buffalo to Ireland

Cheapest flights from Buffalo to IrelandExplore 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 December 28, 2025.

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 December 28, 2025.

Find flight deals from Buffalo to Ireland

Keep the following information in mind while searching for Buffalo to Ireland flight deals. Data was last updated December 28, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Buffalo to Ireland that are best for you.

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.

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?

Reviews of airlines servicing Ireland

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.

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?

How long is the flight from Buffalo to Ireland?

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

How can I find direct flights from Buffalo to Ireland?

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

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

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Buffalo to Ireland

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Travel Smart

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 December 28, 2025.