What is the cheapest airline that flies from Buffalo to Ireland?

Aer Lingus is the most popular carrier operating from Buffalo to Ireland

What airlines fly to Ireland?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Ireland from Buffalo according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 5 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Buffalo Airport to Ireland?

Prices for flights from Buffalo Airport to Ireland are refreshed on a daily basis.

How many operators does momondo search for flights from Buffalo Airport to Ireland?

As of September 2026, there are 4 operators available to choose from for flights from Buffalo Airport to Ireland.

How old do you have to be to fly from Buffalo Airport to Ireland?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Ireland.

What documentation or ID do you need to fly to Ireland?

The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$329 Cheap Flights from Buffalo to Ireland in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Ireland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:00 am - 10:45 amBUF Buffalo-DUB Dublin

19h 45m2 stops New York LaGuardia Boston Logan Intl

5:45 am - 11:59 pmDUB Dublin-BUF Buffalo

23h 14m2 stops Amsterdam Schiphol New York John F Kennedy Intl

$564Delta

Sun, Oct 18 - Tue, Nov 3

4:04 pm - 8:45 amBUF Buffalo-DUB Dublin

11h 41m1 stop Atlanta Hartsfield-Jackson

1:25 pm - 11:59 pmDUB Dublin-BUF Buffalo

15h 34m2 stops Amsterdam Schiphol New York John F Kennedy Intl

$565KLM

Sun, Oct 18 - Tue, Nov 3

3:56 pm - 9:35 amBUF Buffalo-DUB Dublin

12h 39m1 stop Charlotte Douglas

11:30 am - 5:33 pmDUB Dublin-BUF Buffalo

11h 03m1 stop Philadelphia

$631American Airlines

Sun, Oct 18 - Tue, Nov 3

6:00 am - 10:20 amBUF Buffalo-DUB Dublin

23h 20m1 stop Washington, D.C. Dulles Intl

9:00 am - 10:08 amDUB Dublin-BUF Buffalo

30h 08m3 stops Toronto Pearson Intl Ottawa Newark

$679United Airlines

Mon, Nov 9 - Mon, Nov 16

6:00 am - 9:55 amBUF Buffalo-DUB Dublin

22h 55m2 stops Washington, D.C. Dulles Intl Newark

9:00 am - 10:08 amDUB Dublin-BUF Buffalo

30h 08m3 stops Toronto Pearson Intl Ottawa Newark

$684United Airlines

Mon, Nov 9 - Mon, Nov 16

10:00 am - 9:45 amBUF Buffalo-DUB Dublin

19h 45m2 stops New York LaGuardia Boston Logan Intl

5:45 am - 11:57 pmDUB Dublin-BUF Buffalo

23h 12m2 stops Amsterdam Schiphol New York John F Kennedy Intl

$691Delta

Sun, Oct 25 - Tue, Nov 10

7:49 pm - 8:45 amBUF Buffalo-DUB Dublin

8h 56m1 stop New York John F Kennedy Intl

8:50 am - 7:13 pmDUB Dublin-BUF Buffalo

15h 23m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$694Multiple Airlines

Sun, Oct 25 - Tue, Nov 10

3:26 pm - 8:40 amBUF Buffalo-DUB Dublin

12h 14m1 stop Philadelphia

11:30 am - 6:39 pmDUB Dublin-BUF Buffalo

12h 09m1 stop Philadelphia

$711American Airlines

Wed, Nov 18 - Mon, Nov 23

4:35 pm - 9:00 amBUF Buffalo-DUB Dublin

11h 25m1 stop New York John F Kennedy Intl

11:30 am - 7:03 pmDUB Dublin-BUF Buffalo

12h 33m1 stop New York John F Kennedy Intl

$728JetBlue

Thu, Oct 15 - Thu, Oct 22

2:54 pm - 8:20 amBUF Buffalo-DUB Dublin

12h 26m1 stop Boston Logan Intl

10:40 am - 7:59 pmDUB Dublin-BUF Buffalo

14h 19m1 stop Boston Logan Intl

$728JetBlue

Thu, Oct 15 - Thu, Oct 22

Cheap last minute flights

Enter your travel dates to find the best prices.

11:06 am - 10:00 amBUF Buffalo-DUB Dublin

17h 54m1 stop New York John F Kennedy Intl

11:00 am - 11:59 pmDUB Dublin-BUF Buffalo

17h 59m1 stop Atlanta Hartsfield-Jackson

$640KLM

Thu, Oct 1 - Wed, Oct 14

11:06 am - 10:00 amBUF Buffalo-DUB Dublin

17h 54m1 stop New York John F Kennedy Intl

3:00 pm - 11:59 pmDUB Dublin-BUF Buffalo

13h 59m2 stops Boston Logan Intl Detroit Metropolitan Wayne County

$645Delta

Thu, Oct 1 - Wed, Oct 14

6:20 am - 7:55 amBUF Buffalo-DUB Dublin

20h 35m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

1:15 pm - 8:26 amDUB Dublin-BUF Buffalo

24h 11m2 stops New York John F Kennedy Intl Detroit Metropolitan Wayne County

$645Delta

Thu, Oct 1 - Wed, Oct 14

2:23 pm - 8:20 amBUF Buffalo-DUB Dublin

12h 57m1 stop Boston Logan Intl

11:30 am - 11:52 pmDUB Dublin-BUF Buffalo

17h 22m1 stop New York John F Kennedy Intl

$1,132JetBlue

Sat, Oct 3 - Sun, Oct 4

10:10 am - 7:20 amBUF Buffalo-DUB Dublin

16h 10m1 stop Washington, D.C. Dulles Intl

9:20 am - 1:11 pmDUB Dublin-BUF Buffalo

32h 51m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,334United Airlines

Sat, Oct 3 - Sun, Oct 4

6:30 am - 7:20 amBUF Buffalo-DUB Dublin

19h 50m2 stops Newark Washington, D.C. Dulles Intl

9:20 am - 11:50 pmDUB Dublin-BUF Buffalo

19h 30m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl

$1,362United Airlines

Sat, Oct 3 - Sun, Oct 4

10:46 am - 8:15 amBUF Buffalo-DUB Dublin

16h 29m2 stops Chicago O'Hare Intl Toronto Pearson Intl

2:30 pm - 1:11 pmDUB Dublin-BUF Buffalo

27h 41m3 stops London Heathrow Toronto Pearson Intl Chicago O'Hare Intl

$1,707Multiple Airlines

Thu, Oct 1 - Wed, Oct 14

10:46 am - 10:15 amBUF Buffalo-DUB Dublin

18h 29m3 stops Chicago O'Hare Intl Toronto Pearson Intl London Heathrow

2:30 pm - 1:11 pmDUB Dublin-BUF Buffalo

27h 41m3 stops London Heathrow Toronto Pearson Intl Chicago O'Hare Intl

$2,068Air Canada

Thu, Oct 1 - Wed, Oct 14

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Delta flights from Buffalo to Ireland

Our best Delta deals on Buffalo to Ireland flight tickets

Delta

Oct 18

BUF10:00 amBuffalo

19h 45m

2 stops

DUB10:45 amDublin

Nov 3

DUB5:45 amDublin

23h 14m

2 stops

BUF11:59 pmBuffalo

$564

Delta

Oct 1

BUF11:06 amBuffalo

17h 54m

1 stop

DUB10:00 amDublin

Oct 14

DUB3:00 pmDublin

13h 59m

2 stops

BUF11:59 pmBuffalo

$645

Delta

Oct 25

BUF6:00 amBuffalo

22h 45m

1 stop

DUB8:45 amDublin

Nov 10

DUB5:45 amDublin

23h 12m

2 stops

BUF11:57 pmBuffalo

$691

KLM flights from Buffalo to Ireland

Our best KLM deals on Buffalo to Ireland flight tickets

KLM

Oct 18

BUF4:04 pmBuffalo

11h 41m

1 stop

DUB8:45 amDublin

Nov 3

DUB1:25 pmDublin

15h 34m

2 stops

BUF11:59 pmBuffalo

$565

KLM

Oct 1

BUF11:06 amBuffalo

17h 54m

1 stop

DUB10:00 amDublin

Oct 14

DUB11:00 amDublin

17h 59m

1 stop

BUF11:59 pmBuffalo

$640

KLM

Nov 9

BUF3:20 pmBuffalo

12h 25m

1 stop

DUB8:45 amDublin

Nov 16

DUB9:55 amDublin

19h 04m

1 stop

BUF11:59 pmBuffalo

$710

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloDublin

BUF Buffalo - DUB Dublin

BUFDUB

Buffalo

Sun 10/18

10:00 am-10:45 am

2 stops19h 45m

Dublin

Tue 11/3

5:45 am-11:59 pm

2 stops23h 14m

$564

BuffaloDublin

BUF Buffalo - DUB Dublin

BUFDUB

Buffalo

Sun 10/18

4:04 pm-8:45 am

1 stop11h 41m

Dublin

Tue 11/3

1:25 pm-11:59 pm

2 stops15h 34m

$565

Quickest round-trip

BuffaloDublin

BUF Buffalo - DUB Dublin

BUFDUB

Buffalo

Sun 10/18

3:56 pm-9:35 am

1 stop12h 39m

Dublin

Tue 11/3

11:30 am-5:33 pm

1 stop11h 03m

$631

BuffaloDublin

BUF Buffalo - DUB Dublin

BUFDUB

Buffalo

Mon 11/9

6:00 am-10:20 am

1 stop23h 20m

Dublin

Mon 11/16

9:00 am-10:08 am

3 stops30h 08m

$679

BuffaloDublin

BUF Buffalo - DUB Dublin

BUFDUB

Buffalo

Mon 11/9

6:00 am-9:55 am

2 stops22h 55m

Dublin

Mon 11/16

9:00 am-10:08 am

3 stops30h 08m

$684

BuffaloDublin

BUF Buffalo - DUB Dublin

BUFDUB

Buffalo

Sun 10/25

10:00 am-9:45 am

2 stops19h 45m

Dublin

Tue 11/10

5:45 am-11:57 pm

2 stops23h 12m

$691

BuffaloDublin

BUF Buffalo - DUB Dublin

BUFDUB

Buffalo

Sun 10/25

7:49 pm-8:45 am

1 stop8h 56m

Dublin

Tue 11/10

8:50 am-7:13 pm

2 stops15h 23m

$694

BuffaloDublin

BUF Buffalo - DUB Dublin

BUFDUB

Buffalo

Wed 11/18

3:26 pm-8:40 am

1 stop12h 14m

Dublin

Mon 11/23

11:30 am-6:39 pm

1 stop12h 09m

$711

BuffaloDublin

BUF Buffalo - DUB Dublin

BUFDUB

Buffalo

Thu 10/15

4:35 pm-9:00 am

1 stop11h 25m

Dublin

Thu 10/22

11:30 am-7:03 pm

1 stop12h 33m

$728

BuffaloDublin

BUF Buffalo - DUB Dublin

BUFDUB

Buffalo

Thu 10/15

2:54 pm-8:20 am

1 stop12h 26m

Dublin

Thu 10/22

10:40 am-7:59 pm

1 stop14h 19m

$728

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Buffalo to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Ireland?

In general, January is the cheapest month to fly from Buffalo to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $483. If you aren’t able to travel to Ireland during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $622.

Can stopping save me money on Buffalo to Ireland flights?

You could potentially save up to 32% on your flight if you consider stops on a Buffalo to Ireland flight.

Cheap Buffalo to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Ireland

Best Price Found	$329
Fastest flight time	9h 30m
Direct flights	None

The best one-way flight to Ireland from Buffalo in the past 72 hours is $329. The best round-trip flight deal from Buffalo to Ireland found on momondo in the last 72 hours is $564.

The fastest flight from Buffalo to Ireland takes 9h 30m

There are no direct flights from Buffalo to Ireland. There are no popular flight routes from Buffalo to Ireland.

Search flight deals

Frequently asked questions about flying from Buffalo to Ireland

When did momondo last update prices for flights from Buffalo Airport to Ireland?
Prices for flights from Buffalo Airport to Ireland are refreshed on a daily basis.
How many operators does momondo search for flights from Buffalo Airport to Ireland?
As of September 2026, there are 4 operators available to choose from for flights from Buffalo Airport to Ireland.
How old do you have to be to fly from Buffalo Airport to Ireland?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Ireland.
What documentation or ID do you need to fly to Ireland?
The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Buffalo to Ireland

Compare and see reviews for airlines that fly from Buffalo to Ireland with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $434	Free Cancellation	Rating 7.0 12,098 reviews	Search American Airlines flights
Delta	PriceFrom $488	Free Cancellation	Rating 7.8 8,607 reviews	Search Delta flights
JetBlue	PriceFrom $527	Free Cancellation	Rating 7.1 3,041 reviews	Search JetBlue flights
United Airlines	PriceFrom $534	Free Cancellation	Rating 7.4 10,242 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Ireland?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buffalo to Ireland. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Buffalo to Ireland with flexible booking policies on momondo?

Flights from Buffalo to Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Buffalo to Ireland?

momondo helps you find the best flight between Buffalo and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Buffalo to Ireland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Buffalo to Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities

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Complete your trip

Feeling lucky

Popular cities in Ireland

Flights to Dublinfrom $401

Flights to Shannon, Clarefrom $429

Flights to Corkfrom $481

Flights to Knockfrom $752

Flights to Milltown (Kerry)from $643

Flights to Donegalfrom $795

Cheap flights from Buffalo to Ireland from $329

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Ireland departing on 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Delta flights from Buffalo to Ireland

Our best Delta deals on Buffalo to Ireland flight tickets

KLM flights from Buffalo to Ireland

Our best KLM deals on Buffalo to Ireland flight tickets

momondo Fare Finder

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

See travel insights to Ireland from

How to get the cheapest flight ticket from Buffalo to Ireland

What is the cheapest month to fly to Ireland?

Can stopping save me money on Buffalo to Ireland flights?

What is the cheapest airline that flies from Buffalo to Ireland?

What airlines fly to Ireland?

Cheap Buffalo to Ireland flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Buffalo to Ireland

Best airlines flying from Buffalo to Ireland

Compare and see reviews for airlines that fly from Buffalo to Ireland with momondo

Why use momondo?

An easier way to manage your Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo

Buffalo flight routes

According to popular flight searches on momondo this year

Ireland flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Ireland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Ireland

List of cabin classes available on flights landing in Ireland. Availability may vary depending on flight origin and airline.

Complete your trip to Ireland

Explore popular destinations other users love

According to popular flight searches on momondo this year