How long is the flight from Kentucky to Ireland?

Flight times from Kentucky to Ireland vary, but if you’re flying out of Louisville and flying into Dublin (one of the most popular routes), then the duration is 12h 10m on average. Another popular route from Kentucky to Ireland is flying from Lexington to Dublin, which will take roughly 12h 56m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Ireland?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Ireland from Kentucky according to our data. United Airlines is the first choice among our users, with 42% 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.

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

British Airways, American Airlines, and United Airlines are the most popular carriers operating from Kentucky to Ireland

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

Prices for flights from Kentucky to Ireland were last updated today.

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

As of October 2026, there are 5 operators available to choose from for flights from Kentucky to Ireland.

How old do you have to be to fly from Kentucky 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 Kentucky to Ireland.

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

The travel and health documents required for your trip to Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$372 Cheap Flights from Kentucky to Ireland in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kentucky to Ireland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:26 pm - 7:10 amLEX Lexington Blue Grass-DUB Dublin

13h 44m1 stop Dallas/Fort Worth

12:55 pm - 10:36 pmDUB Dublin-LEX Lexington Blue Grass

14h 41m1 stop Dallas/Fort Worth

$677Finnair

Tue, Nov 3 - Tue, Nov 17

12:26 pm - 7:10 amLEX Lexington Blue Grass-DUB Dublin

13h 44m1 stop Dallas/Fort Worth

12:55 pm - 10:36 pmDUB Dublin-LEX Lexington Blue Grass

14h 41m1 stop Dallas/Fort Worth

$677Finnair

Wed, Nov 4 - Wed, Nov 18

8:45 am - 7:30 amSDF Louisville Intl-DUB Dublin

17h 45m1 stop Newark

9:00 am - 4:03 pmDUB Dublin-SDF Louisville Intl

36h 03m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$691United Airlines

Sun, Feb 7 - Thu, Feb 11

10:15 am - 8:10 amSDF Louisville Intl-DUB Dublin

16h 55m1 stop Chicago O'Hare Intl

9:00 am - 4:03 pmDUB Dublin-SDF Louisville Intl

36h 03m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$691United Airlines

Sun, Feb 7 - Thu, Feb 11

1:25 pm - 7:10 amSDF Louisville Intl-DUB Dublin

12h 45m1 stop Dallas/Fort Worth

12:55 pm - 11:34 pmDUB Dublin-SDF Louisville Intl

15h 39m1 stop Dallas/Fort Worth

$696American Airlines

Mon, Nov 2 - Tue, Nov 17

1:21 pm - 7:10 amSDF Louisville Intl-DUB Dublin

13h 49m1 stop Dallas/Fort Worth

12:55 pm - 11:34 pmDUB Dublin-SDF Louisville Intl

15h 39m1 stop Dallas/Fort Worth

$705American Airlines

Tue, Oct 27 - Tue, Nov 3

6:27 am - 5:15 amSDF Louisville Intl-DUB Dublin

17h 48m1 stop Chicago O'Hare Intl

12:55 pm - 11:17 pmDUB Dublin-SDF Louisville Intl

15h 22m1 stop Philadelphia

$942Aer Lingus

Sun, Nov 8 - Sat, Nov 14

12:33 pm - 5:15 amSDF Louisville Intl-DUB Dublin

12h 42m1 stop Philadelphia

11:30 am - 9:37 pmDUB Dublin-SDF Louisville Intl

15h 07m1 stop Chicago O'Hare Intl

$956Aer Lingus

Tue, Oct 27 - Mon, Nov 2

1:20 pm - 10:45 amSDF Louisville Intl-DUB Dublin

16h 25m1 stop Boston Logan Intl

5:55 am - 5:18 pmDUB Dublin-SDF Louisville Intl

16h 23m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,078KLM

Tue, Oct 13 - Wed, Oct 21

1:59 pm - 8:45 amSDF Louisville Intl-DUB Dublin

13h 46m1 stop Atlanta Hartsfield-Jackson

5:55 am - 5:18 pmDUB Dublin-SDF Louisville Intl

16h 23m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,128KLM

Thu, Oct 15 - Wed, Oct 21

Cheap last minute flights

Enter your travel dates to find the best prices.

10:29 am - 5:10 amSDF Louisville Intl-DUB Dublin

13h 41m1 stop Chicago O'Hare Intl

2:15 pm - 8:31 pmDUB Dublin-SDF Louisville Intl

35h 16m2 stops Reykjavik Keflavik Intl Raleigh-Durham

$1,309Multiple Airlines

Sun, Oct 4 - Tue, Oct 6

5:19 pm - 10:35 amSDF Louisville Intl-DUB Dublin

12h 16m1 stop Chicago O'Hare Intl

2:15 pm - 8:31 pmDUB Dublin-SDF Louisville Intl

35h 16m2 stops Reykjavik Keflavik Intl Raleigh-Durham

$1,309Multiple Airlines

Mon, Oct 5 - Tue, Oct 6

2:12 pm - 7:20 amSDF Louisville Intl-DUB Dublin

12h 08m1 stop Washington, D.C. Dulles Intl

8:50 am - 2:39 pmDUB Dublin-SDF Louisville Intl

10h 49m1 stop Washington, D.C. Dulles Intl

$1,343United Airlines

Sun, Oct 4 - Wed, Oct 7

2:12 pm - 7:20 amSDF Louisville Intl-DUB Dublin

12h 08m1 stop Washington, D.C. Dulles Intl

8:50 am - 2:39 pmDUB Dublin-SDF Louisville Intl

10h 49m1 stop Washington, D.C. Dulles Intl

$1,343United Airlines

Mon, Oct 5 - Wed, Oct 7

3:43 pm - 8:45 amSDF Louisville Intl-DUB Dublin

12h 02m1 stop Atlanta Hartsfield-Jackson

8:55 am - 9:16 pmDUB Dublin-SDF Louisville Intl

17h 21m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,476Delta

Sat, Oct 3 - Mon, Oct 5

7:55 am - 7:55 amSDF Louisville Intl-DUB Dublin

19h 00m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

1:25 pm - 11:59 pmDUB Dublin-SDF Louisville Intl

15h 34m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,481Delta

Sat, Oct 3 - Mon, Oct 5

12:46 pm - 5:10 amSDF Louisville Intl-DUB Dublin

11h 24m1 stop Chicago O'Hare Intl

11:35 am - 5:37 pmDUB Dublin-SDF Louisville Intl

11h 02m1 stop Chicago O'Hare Intl

$1,755Aer Lingus

Mon, Oct 5 - Tue, Oct 6

5:59 pm - 10:35 amSDF Louisville Intl-DUB Dublin

11h 36m1 stop Chicago O'Hare Intl

4:10 pm - 11:12 pmDUB Dublin-SDF Louisville Intl

12h 02m1 stop Philadelphia

$1,756Aer Lingus

Sun, Oct 4 - Mon, Oct 5

11:04 am - 8:45 amSDF Louisville Intl-DUB Dublin

16h 41m1 stop Atlanta Hartsfield-Jackson

12:00 pm - 7:14 pmDUB Dublin-SDF Louisville Intl

12h 14m1 stop Minneapolis St Paul

$3,883KLM

Sat, Oct 3 - Sun, Oct 4

12:34 pm - 7:55 amSDF Louisville Intl-DUB Dublin

14h 21m1 stop Minneapolis St Paul

10:00 am - 7:10 pmDUB Dublin-SDF Louisville Intl

14h 10m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$3,888KLM

Sat, Oct 3 - Sun, Oct 4

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Air Canada flights from Kentucky to Ireland

Our best Air Canada deals on Kentucky to Ireland flight tickets

Air Canada

Feb 7

SDF2:08 pmLouisville Intl

12h 02m

2 stops

DUB7:10 amDublin

Feb 11

DUB9:00 amDublin

36h 03m

2 stops

SDF4:03 pmLouisville Intl

$699

Air Canada

Nov 17

LEX11:05 amLexington Blue Grass

19h 25m

3 stops

SNN11:30 amShannon

Nov 25

SNN7:50 amShannon

38h 40m

3 stops

LEX5:30 pmLexington Blue Grass

$952

Air Canada

Nov 17

LEX11:05 amLexington Blue Grass

19h 25m

3 stops

SNN11:30 amShannon

Nov 25

SNN7:50 amShannon

38h 40m

3 stops

LEX5:30 pmLexington Blue Grass

$957

United Airlines flights from Kentucky to Ireland

Our best United Airlines deals on Kentucky to Ireland flight tickets

United Airlines

Feb 7

SDF8:45 amLouisville Intl

17h 45m

1 stop

DUB7:30 amDublin

Feb 11

DUB9:00 amDublin

36h 03m

2 stops

SDF4:03 pmLouisville Intl

$691

United Airlines

Feb 7

SDF9:50 amLouisville Intl

16h 40m

2 stops

DUB7:30 amDublin

Feb 11

DUB9:00 amDublin

36h 03m

2 stops

SDF4:03 pmLouisville Intl

$695

United Airlines

Nov 2

SDF6:18 pmLouisville Intl

10h 37m

1 stop

DUB9:55 amDublin

Nov 17

DUB10:40 amDublin

12h 52m

1 stop

SDF6:32 pmLouisville Intl

$716

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LexingtonDublin

LEX Lexington Blue Grass - DUB Dublin

LEXDUB

Lexington Blue Grass

Tue 11/3

12:26 pm-7:10 am

1 stop13h 44m

Dublin

Tue 11/17

12:55 pm-10:36 pm

1 stop14h 41m

$677

LexingtonDublin

LEX Lexington Blue Grass - DUB Dublin

LEXDUB

Lexington Blue Grass

Wed 11/4

12:26 pm-7:10 am

1 stop13h 44m

Dublin

Wed 11/18

12:55 pm-10:36 pm

1 stop14h 41m

$677

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sun 2/7

8:45 am-7:30 am

1 stop17h 45m

Dublin

Thu 2/11

9:00 am-4:03 pm

2 stops36h 03m

$691

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sun 2/7

10:15 am-8:10 am

1 stop16h 55m

Dublin

Thu 2/11

9:00 am-4:03 pm

2 stops36h 03m

$691

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Mon 11/2

1:25 pm-7:10 am

1 stop12h 45m

Dublin

Tue 11/17

12:55 pm-11:34 pm

1 stop15h 39m

$696

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Tue 10/27

1:21 pm-7:10 am

1 stop13h 49m

Dublin

Tue 11/3

12:55 pm-11:34 pm

1 stop15h 39m

$705

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sun 11/8

6:27 am-5:15 am

1 stop17h 48m

Dublin

Sat 11/14

12:55 pm-11:17 pm

1 stop15h 22m

$942

Quickest round-trip

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Tue 10/27

12:33 pm-5:15 am

1 stop12h 42m

Dublin

Mon 11/2

11:30 am-9:37 pm

1 stop15h 07m

$956

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Tue 10/13

1:20 pm-10:45 am

1 stop16h 25m

Dublin

Wed 10/21

5:55 am-5:18 pm

2 stops16h 23m

$1,078

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Thu 10/15

1:59 pm-8:45 am

1 stop13h 46m

Dublin

Wed 10/21

5:55 am-5:18 pm

2 stops16h 23m

$1,128

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 Kentucky 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

Other information

What is the cheapest month to fly to Ireland?

In general, December is the cheapest month to fly from Kentucky to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $532. If you aren’t able to travel to Ireland during the month of December, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $602.

Can stopping save me money on Kentucky to Ireland flights?

You could potentially save up to 7% on your flight if you consider stops on a Kentucky to Ireland flight.

Cheap Kentucky to Ireland flight deals and tips

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

Best Price Found	$372
Fastest flight time	7h 45m
Direct flights	None

The best one-way flight to Ireland from Kentucky in the past 72 hours is $372. The best round-trip flight deal from Kentucky to Ireland found on momondo in the last 72 hours is $677.

The fastest flight from Kentucky to Ireland takes 7h 45m

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

Search flight deals

Frequently asked questions about flying from Kentucky to Ireland

When did momondo last update prices for flights from Kentucky to Ireland?
Prices for flights from Kentucky to Ireland were last updated today.
How many operators does momondo search for flights from Kentucky to Ireland?
As of October 2026, there are 5 operators available to choose from for flights from Kentucky to Ireland.
How old do you have to be to fly from Kentucky 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 Kentucky to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents required for your trip to Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Kentucky to Ireland

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $483	Free Cancellation	Rating 7.0 12,128 reviews	Search American Airlines flights
KLM	PriceFrom $483	Free Cancellation	Rating 7.8 1,576 reviews	Search KLM flights
Delta	PriceFrom $483	Free Cancellation	Rating 7.8 8,628 reviews	Search Delta flights
United Airlines	PriceFrom $508	Free Cancellation	Rating 7.4 10,280 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $963	Free Cancellation	Rating 7.3 1,811 reviews	Search Aer Lingus flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kentucky to Ireland. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Ireland from Kentucky on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Kentucky 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 Kentucky to Ireland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Kentucky to Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Ireland trip

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Popular cities in Ireland

Flights to Dublinfrom $223

Flights to Shannon, Clarefrom $438

Flights to Corkfrom $521

Flights to Knockfrom $821

Flights to Milltown (Kerry)from $565

Flights to Donegalfrom $1,016

Cheap flights from Kentucky to Ireland from $372

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Ireland departing on 12/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Kentucky to Ireland

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Big names and deals

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Filter for what you want

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Air Canada flights from Kentucky to Ireland

Our best Air Canada deals on Kentucky to Ireland flight tickets

United Airlines flights from Kentucky to Ireland

Our best United Airlines deals on Kentucky to Ireland flight tickets

momondo Fare Finder

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

See travel insights to Ireland from

How to get the cheapest flight ticket from Kentucky to Ireland

What is the cheapest month to fly to Ireland?

Can stopping save me money on Kentucky to Ireland flights?

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

What airlines fly to Ireland?

How long is the flight from Kentucky to Ireland?

Cheap Kentucky to Ireland flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Kentucky to Ireland

Best airlines flying from Kentucky to Ireland

Compare and see reviews for airlines that fly from Kentucky 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

Kentucky 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