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Ireland

$286+ 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DUB
Jun 21 — Jun 281
Sun 6/21
Sun 6/28
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 May 22, 2026.

This KAYAK deal was found by Cheapflights users on 5/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:30 am
CVG
-
DUB
1 stop17h 40m
Aer Lingus
Fri 9/181:20 pm
DUB
-
CVG
1 stop31h 33m
Aer Lingus
Deal found 5/18$329
This Ovago deal was found by Cheapflights users on 5/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:30 am
CVG
-
DUB
1 stop17h 40m
Aer Lingus
Wed 9/91:20 pm
DUB
-
CVG
1 stop29h 03m
Aer Lingus
Deal found 5/18$330
This KAYAK deal was found by Cheapflights users on 5/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Thu 9/101:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 5/18$346
This KAYAK deal was found by Cheapflights users on 5/22. 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 stop31h 33m
Aer Lingus
Deal found 5/22$365
This Ovago deal was found by Cheapflights users on 5/22. 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 Ovago 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
Thu 9/171:20 pm
DUB
-
CVG
1 stop29h 03m
Aer Lingus
Deal found 5/22$366
This KAYAK deal was found by Cheapflights users on 5/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/49:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Tue 9/151:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 5/19$379
This KAYAK deal was found by Cheapflights users on 5/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:30 am
CVG
-
DUB
1 stop17h 40m
Aer Lingus
Sun 9/131:20 pm
DUB
-
CVG
1 stop29h 03m
Aer Lingus
Deal found 5/19$395
This KAYAK deal was found by Cheapflights users on 5/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Wed 9/91:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 5/18$396
This KAYAK deal was found by Cheapflights users on 5/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:15 am
BNA
-
DUB
1 stop16h 00m
Multiple Airlines
Thu 11/51:00 pm
DUB
-
BNA
1 stop32h 20m
Multiple Airlines
Deal found 5/19$412
This KAYAK deal was found by Cheapflights users on 5/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Tue 9/81:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 5/21$415
This KAYAK deal was found by Cheapflights users on 5/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:35 pm
BNA
-
DUB
1 stop28h 35m
Aer Lingus
Tue 9/151:20 pm
DUB
-
BNA
1 stop26h 14m
Aer Lingus
Deal found 5/19$417
This KAYAK deal was found by Cheapflights users on 5/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:15 am
BNA
-
DUB
1 stop15h 00m
Aer Lingus
Wed 12/91:00 pm
DUB
-
BNA
1 stop12h 50m
Aer Lingus
Deal found 5/18$429

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 May 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(KAYAK)

One-way from

$286
(Kiwi.com)

Popular in

June

Cheapest in

December

Average price

$874
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. 24% potential increase in price ($242 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 22, 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

EvansvilleDublin

EVV - DUB

EVVDUB

Evansville Dress Regional

Tue 10/20

1:30 pm-8:45 am

1 stop13h 15m

Dublin

Fri 11/6

9:45 am-10:03 pm

1 stop18h 18m

$706

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Thu 11/5

6:51 pm-5:25 pm

2 stops17h 34m

Dublin

Thu 11/12

1:10 pm-11:38 pm

2 stops15h 28m

$767

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 9/1

7:08 pm-5:15 pm

2 stops17h 07m

Dublin

Tue 9/8

12:40 pm-10:17 pm

1 stop14h 37m

$767
Quickest round-trip

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 11/4

4:00 pm-7:55 am

1 stop10h 55m

Dublin

Wed 11/11

1:25 pm-12:02 am

2 stops15h 37m

$772

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Tue 10/13

1:25 pm-6:50 pm

2 stops24h 25m

Dublin

Wed 10/21

12:40 pm-11:16 pm

1 stop15h 36m

$776

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 9/6

5:45 pm-9:45 am

1 stop11h 00m

Dublin

Wed 9/9

9:20 am-10:28 pm

2 stops18h 08m

$776

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Wed 9/9

3:45 pm-8:45 am

1 stop12h 00m

Dublin

Fri 9/18

5:55 am-11:55 pm

2 stops23h 00m

$777

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 9/8

3:24 pm-8:45 am

1 stop12h 21m

Dublin

Thu 9/17

11:00 am-11:59 pm

1 stop17h 59m

$780

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 9/1

1:13 pm-7:30 am

1 stop13h 17m

Dublin

Fri 9/11

9:20 am-1:11 pm

2 stops32h 51m

$783

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Tue 9/1

9:52 am-7:30 am

2 stops16h 38m

Dublin

Fri 9/11

11:35 am-8:28 pm

1 stop13h 53m

$784

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/22

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 $411). Flying from Kentucky to Ireland in June is currently the most expensive (average of $689). 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.

How far ahead should I book a flight from Kentucky to Ireland?

The price you pay for your flight from Kentucky to Ireland may vary depending on when you book. For the best chance of a lower fare, look to book 17 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 13h 15m. KLM provides one of the quickest options available for as low as $706. There are 3834 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 Delta from $322 and Aer Lingus from $426 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 $411). Flying from Kentucky to Ireland in June is currently the most expensive (average of $689). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kentucky to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Heathrow flights
John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
Newark to Charles de Gaulle flights
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Newark to Barcelona-El Prat flights
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John F Kennedy Intl to Barcelona-El Prat flights
Boston to Gatwick flights
Dallas/Fort Worth to Heathrow flights
John F Kennedy Intl to Athens flights
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O'Hare Intl to Heathrow flights
Seattle to Heathrow flights
Los Angeles to Charles de Gaulle flights
John F Kennedy Intl to Frederic Chopin flights
Miami to Madrid flights
Boston to Charles de Gaulle flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
Newark to Malpensa flights
Newark to Stansted flights
Dulles Intl to Charles de Gaulle flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
Boston to Leonardo da Vinci/Fiumicino flights
Newark to Luton flights
John F Kennedy Intl to Malpensa 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 May 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$798FlexibilityNo cancel feeOn-time71%
DeltaCheapest$483Average$886FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$484Average$636FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$508Average$923FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$826Average$1,084FlexibilityNo cancel feeOn-timeN/A

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