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Ireland

$158+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DUB
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
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 July 27, 2026.

This KAYAK deal was found by Cheapflights users on 7/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Wed 9/91:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 7/25$358
This Ovago deal was found by Cheapflights users on 7/25. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Wed 9/161:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 7/25$359
This KAYAK deal was found by Cheapflights users on 7/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Wed 9/161:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 7/22$360
This KAYAK deal was found by Cheapflights users on 7/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Wed 8/261:20 pm
DUB
-
CVG
1 stop13h 04m
Aer Lingus
Deal found 7/22$381
This BusinessClass deal was found by Cheapflights users on 7/22. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Thu 8/201:20 pm
DUB
-
CVG
1 stop28h 54m
Aer Lingus
Deal found 7/22$387
This KAYAK deal was found by Cheapflights users on 7/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Wed 9/91:20 pm
DUB
-
CVG
1 stop31h 33m
Aer Lingus
Deal found 7/26$388
This Ovago deal was found by Cheapflights users on 7/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Thu 8/201:20 pm
DUB
-
CVG
1 stop28h 54m
Aer Lingus
Deal found 7/27$389
This BusinessClass deal was found by Cheapflights users on 7/22. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:20 am
CVG
-
DUB
1 stop17h 50m
Aer Lingus
Tue 9/81:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 7/22$391
This Ovago deal was found by Cheapflights users on 7/24. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Wed 9/21:20 pm
DUB
-
CVG
1 stop13h 04m
Aer Lingus
Deal found 7/24$401
This KAYAK deal was found by Cheapflights users on 7/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:00 am
BNA
-
DUB
1 stop15h 10m
Aer Lingus
Thu 12/31:00 pm
DUB
-
BNA
1 stop14h 23m
Aer Lingus
Deal found 7/26$442
This KAYAK deal was found by Cheapflights users on 7/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:05 am
BNA
-
DUB
1 stop13h 05m
Aer Lingus
Tue 9/151:20 pm
DUB
-
BNA
1 stop26h 14m
Aer Lingus
Deal found 7/25$446
This KAYAK deal was found by Cheapflights users on 7/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:05 am
BNA
-
DUB
1 stop13h 05m
Aer Lingus
Wed 8/261:20 pm
DUB
-
BNA
1 stop25h 53m
Aer Lingus
Deal found 7/22$448

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 July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$358
(KAYAK)

One-way from

$158
(KAYAK)

Popular in

June

Cheapest in

November

Average price

$996
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. 23% potential increase in price ($241 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 July 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 July 27, 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

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 11/4

2:05 pm-7:30 am

2 stops12h 25m

Dublin

Thu 12/10

9:00 am-8:39 pm

2 stops16h 39m

$698

EvansvilleDublin

EVV - DUB

EVVDUB

Evansville Dress Regional

Tue 10/20

7:21 pm-5:00 pm

2 stops15h 39m

Dublin

Fri 11/6

11:30 am-11:59 pm

2 stops18h 29m

$706

EvansvilleDublin

EVV - DUB

EVVDUB

Evansville Dress Regional

Tue 10/20

1:50 pm-8:45 am

1 stop12h 55m

Dublin

Fri 11/6

9:45 am-3:56 pm

1 stop12h 11m

$711

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Mon 11/2

6:00 am-7:30 am

2 stops20h 30m

Dublin

Thu 11/5

9:00 am-6:00 pm

1 stop14h 00m

$712

BlountvilleDublin

TRI - DUB

TRIDUB

Blountville Tri Cities TN/VA

Mon 11/16

6:00 am-8:10 am

1 stop21h 10m

Dublin

Thu 11/19

9:00 am-12:22 am

2 stops44h 22m

$723

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 10/28

4:11 pm-7:45 am

1 stop11h 34m

Dublin

Fri 11/6

5:45 am-6:42 pm

2 stops17h 57m

$727

EvansvilleDublin

EVV - DUB

EVVDUB

Evansville Dress Regional

Tue 10/20

6:20 am-8:45 am

1 stop20h 25m

Dublin

Fri 11/6

5:45 am-3:56 pm

2 stops16h 11m

$727

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 10/28

9:58 am-7:30 am

1 stop17h 32m

Dublin

Fri 11/6

9:00 am-10:07 am

2 stops30h 07m

$727

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Sun 10/18

2:05 pm-9:45 am

1 stop14h 40m

Dublin

Thu 10/29

8:00 am-6:00 pm

1 stop14h 00m

$727

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Tue 10/13

12:30 pm-5:00 pm

2 stops23h 30m

Dublin

Wed 10/21

12:40 pm-10:17 pm

1 stop14h 37m

$737

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

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 $534). Flying from Kentucky to Ireland in June is currently the most expensive (average of $1,125). 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 12h 25m. United Airlines provides one of the quickest options available for as low as $698. There are 3674 mi between Kentucky and Ireland. This flight may include one or multiple stops.

  • 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 $534). Flying from Kentucky to Ireland in June is currently the most expensive (average of $1,125). 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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San Francisco to Heathrow flights
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Boston to Charles de Gaulle flights
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O'Hare Intl to Heathrow flights
Newark to Orly flights
Newark to Malpensa flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
Los Angeles to Charles de Gaulle flights
Seattle to Heathrow flights
Dulles Intl to Charles de Gaulle flights
LaGuardia to Gatwick flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
Dallas/Fort Worth to Heathrow flights
San Francisco to Charles de Gaulle flights
Boston to Leonardo da Vinci/Fiumicino flights
Newark to Frankfurt flights
Newark to Istanbul flights
Dallas/Fort Worth to Charles de Gaulle flights
O'Hare Intl to Charles de Gaulle flights

Top 5 airlines flying from Kentucky to Ireland

Discover the top 5 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 July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$850FlexibilityNo cancel feeOn-time71%
KLMCheapest$483Average$636FlexibilityNo cancel feeOn-time75%
DeltaCheapest$483Average$962FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$508Average$866FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$826Average$1,089FlexibilityNo cancel feeOn-timeN/A

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