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Ireland

$267+ Cheap flights from Kentucky 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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DUB
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap flight deals from Kentucky to Ireland

Cheapest flights from Kentucky to Ireland
Explore the most affordable flight options available from Kentucky to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:55 pm
BNA
-
DUB
2 stops21h 10m
Multiple Airlines
Wed 5/1312:15 pm
DUB
-
BNA
1 stop13h 15m
Multiple Airlines
Deal found 3/22$639
This United Airlines deal was found by Cheapflights users on 3/19. 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 8/261:55 pm
CVG
-
DUB
1 stop12h 50m
United Airlines
Tue 9/19:50 am
DUB
-
CVG
2 stops30h 15m
United Airlines
Deal found 3/19$639
This United Airlines deal was found by Cheapflights users on 3/20. 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 8/252:54 pm
CVG
-
DUB
1 stop11h 26m
United Airlines
Tue 9/89:20 am
DUB
-
CVG
2 stops30h 45m
United Airlines
Deal found 3/20$640
This United Airlines deal was found by Cheapflights users on 3/21. 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 8/2510:21 am
CVG
-
DUB
1 stop15h 59m
United Airlines
Wed 9/29:20 am
DUB
-
CVG
2 stops32h 55m
United Airlines
Deal found 3/21$645
This Cheapflightsfares deal was found by Cheapflights users on 3/20. 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.
Wed 10/289:50 pm
CVG
-
DUB
1 stop15h 10m
British Airways
Wed 11/48:50 am
DUB
-
CVG
1 stop15h 05m
British Airways
Deal found 3/20$646
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:55 pm
BNA
-
DUB
2 stops28h 20m
Multiple Airlines
Sun 5/310:40 am
DUB
-
BNA
1 stop13h 20m
Multiple Airlines
Deal found 3/18$647
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/38:50 pm
CVG
-
DUB
1 stop17h 50m
British Airways
Thu 11/128:40 pm
DUB
-
CVG
1 stop27h 15m
British Airways
Deal found 3/20$647
This Justfly.com deal was found by Cheapflights users on 3/20. 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.
Sun 10/257:25 am
CVG
-
DUB
2 stops18h 45m
Air Canada
Fri 11/69:00 am
DUB
-
CVG
2 stops32h 53m
Air Canada
Deal found 3/20$648
This Cheapflightsfares deal was found by Cheapflights users on 3/20. 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.
Tue 9/15:40 pm
CVG
-
DUB
1 stop11h 00m
British Airways
Wed 9/168:35 am
DUB
-
CVG
1 stop16h 00m
British Airways
Deal found 3/20$650
This Iberia deal was found by Cheapflights users on 3/18. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:50 pm
CVG
-
DUB
1 stop15h 10m
British Airways
Fri 11/68:50 am
DUB
-
CVG
1 stop15h 05m
British Airways
Deal found 3/18$651
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:55 pm
BNA
-
DUB
2 stops39h 00m
Multiple Airlines
Mon 4/2710:40 am
DUB
-
BNA
1 stop13h 20m
Multiple Airlines
Deal found 3/21$652
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Sun 8/161:55 pm
CVG
-
DUB
1 stop12h 50m
United Airlines
Tue 8/259:50 am
DUB
-
CVG
1 stop15h 40m
United Airlines
Deal found 3/20$652

Find flight deals from Kentucky to Ireland

Keep the following information in mind while searching for Kentucky to Ireland flight deals. Data was last updated March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$639
(Kiwi.com)

One-way from

$267
(Kiwi.com)

Popular in

June

Cheapest in

December

Average price

$839
Provider with most accurate pricing for Louisville Intl-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Dublin flights.
Search Deals
From Kentucky to Ireland
Search Deals
One-way flight from Kentucky to Ireland
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($214 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky 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 March 23, 2026.
Use the filters below to find and compare flights from Kentucky to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CincinnatiShannon

CVG - SNN

CVGSNN

Cincinnati Cinci./N. Kentucky

Sun 8/23

4:13 pm-7:30 am

1 stop10h 17m

Shannon

Thu 8/27

9:30 am-7:12 pm

1 stop14h 42m

$669

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Tue 9/1

6:00 pm-7:45 am

2 stops32h 45m

Dublin

Fri 9/11

9:20 am-4:54 pm

2 stops36h 34m

$681

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 4/13

7:20 pm-10:40 am

1 stop10h 20m

Dublin

Tue 4/21

9:50 am-11:08 pm

2 stops42h 18m

$683

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 8/19

7:19 pm-10:40 am

1 stop10h 21m

Dublin

Wed 8/26

9:20 am-8:48 pm

2 stops16h 28m

$696

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 5/6

6:45 pm-11:10 am

1 stop11h 25m

Dublin

Wed 5/13

9:20 am-11:57 pm

2 stops19h 37m

$696

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Sun 8/16

8:30 am-7:30 am

1 stop18h 00m

Shannon

Thu 8/20

9:30 am-12:25 am

1 stop19h 55m

$697

NashvilleShannon

BNA - SNN

BNASNN

Nashville Intl

Sun 4/5

7:42 am-10:15 am

1 stop20h 33m

Shannon

Tue 4/21

12:30 pm-5:37 pm

1 stop11h 07m

$699

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 9/6

6:30 am-7:45 am

2 stops20h 15m

Dublin

Wed 9/16

8:50 am-2:37 pm

1 stop10h 47m

$703

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Wed 5/6

8:50 am-9:45 am

1 stop19h 55m

Dublin

Wed 5/13

9:20 am-6:49 pm

2 stops14h 29m

$706

CincinnatiShannon

CVG - SNN

CVGSNN

Cincinnati Cinci./N. Kentucky

Wed 4/8

7:00 am-10:15 am

2 stops22h 15m

Shannon

Wed 4/29

12:30 pm-6:03 pm

1 stop10h 33m

$711

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Kentucky to Ireland

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

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

Currently, December is the cheapest month in which you can book a flight from Kentucky to Ireland (average of $425). Flying from Kentucky to Ireland in June is currently the most expensive (average of $833). 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.

Related info for your journey

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

  • How long is the flight from Kentucky to Ireland?

    A quick flight from Kentucky to Ireland can take about 10h 17m. United Airlines provides one of the quickest options available for as low as $669. There are 3584 mi between Kentucky and Ireland. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $294 on American Airlines. Other airlines that offer cheap prices include Aer Lingus from $426 and Delta from $452 one-way.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Kentucky to Ireland (average of $425). Flying from Kentucky to Ireland in June is currently the most expensive (average of $833). 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

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Alternative routes for Kentucky to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Kentucky to Ireland

Discover the top 6 airlines that operate flights from Kentucky 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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$774FlexibilityNo cancel feeOn-time71%
KLMCheapest$483Average$635FlexibilityNo cancel feeOn-time75%
Scandinavian AirlinesCheapest$491Average$677FlexibilityNo cancel feeOn-time77%
DeltaCheapest$504Average$886FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$508Average$909FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$797Average$1,259FlexibilityNo cancel feeOn-timeN/A

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