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Ireland

$246+ 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DUB
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This Ovago deal was found by Cheapflights users on 1/27. 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.
Tue 3/109:50 pm
CVG
-
DUB
1 stop15h 10m
British Airways
Tue 3/178:50 am
DUB
-
CVG
1 stop15h 05m
British Airways
Deal found 1/27$450
This Ovago deal was found by Cheapflights users on 1/28. 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.
Tue 2/248:50 pm
CVG
-
DUB
1 stop15h 10m
British Airways
Mon 3/25:55 pm
DUB
-
CVG
1 stop30h 00m
British Airways
Deal found 1/28$453
This Expedia deal was found by Cheapflights users on 1/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/292:00 pm
LEX
-
DUB
2 stops36h 10m
Air Canada
Wed 2/49:00 am
DUB
-
LEX
2 stops36h 48m
Air Canada
Deal found 1/29$454
This KAYAK deal was found by Cheapflights users on 1/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/151:24 pm
CVG
-
DUB
2 stops17h 51m
British Airways
Sat 2/215:55 pm
DUB
-
CVG
1 stop30h 00m
British Airways
Deal found 1/27$454
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Thu 1/2910:30 am
LEX
-
DUB
1 stop16h 40m
United Airlines
Wed 2/49:00 am
DUB
-
LEX
2 stops33h 25m
United Airlines
Deal found 1/29$458
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Thu 1/296:12 pm
SDF
-
DUB
1 stop32h 58m
United Airlines
Wed 2/49:00 am
DUB
-
SDF
2 stops33h 05m
United Airlines
Deal found 1/29$458
This United Airlines deal was found by Cheapflights users on 1/28. 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 2/252:55 pm
CVG
-
DUB
1 stop14h 25m
United Airlines
Sun 3/19:00 am
DUB
-
CVG
2 stops40h 18m
United Airlines
Deal found 1/28$458
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/19:00 am
SDF
-
DUB
2 stops20h 20m
United Airlines
Wed 3/118:00 am
DUB
-
SDF
2 stops36h 46m
United Airlines
Deal found 1/27$462
This United Airlines deal was found by Cheapflights users on 1/28. 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 3/317:00 am
TYS
-
DUB
1 stop21h 45m
United Airlines
Tue 4/149:50 am
DUB
-
TYS
2 stops53h 18m
United Airlines
Deal found 1/28$462
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Sat 2/2810:35 am
LEX
-
DUB
2 stops15h 55m
United Airlines
Mon 3/98:00 am
DUB
-
LEX
2 stops36h 55m
United Airlines
Deal found 1/28$463
This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/69:00 am
CVG
-
DUB
2 stops17h 20m
United Airlines
Wed 5/139:20 am
DUB
-
CVG
2 stops34h 58m
United Airlines
Deal found 1/26$466
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:49 am
TYS
-
DUB
2 stops15h 31m
United Airlines
Fri 5/19:20 am
DUB
-
TYS
2 stops36h 51m
United Airlines
Deal found 1/27$467

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$450
(Ovago)

One-way from

$246
(Kiwi.com)

Popular in

June

Cheapest in

December

Average price

$679
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. 25% potential increase in price ($265 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 29, 2026.
Use the filters below to find and compare flights from Kentucky to Ireland that are best for you.

Fly from

Kentucky

Fly to

Ireland

Route

Depart

Return

Price

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Tue 3/3

2:03 pm-8:10 am

1 stop13h 07m

Dublin

Mon 3/9

8:00 am-1:15 pm

2 stops33h 15m

$458

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Mon 3/2

7:00 am-8:10 am

1 stop20h 10m

Dublin

Mon 3/9

8:00 am-1:15 pm

2 stops33h 15m

$458

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Sat 2/28

10:35 am-8:10 am

1 stop16h 35m

Dublin

Mon 3/9

8:00 am-1:15 pm

2 stops33h 15m

$458

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 3/1

9:00 am-8:10 am

1 stop18h 10m

Dublin

Wed 3/11

8:00 am-4:46 pm

2 stops36h 46m

$458

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 2/25

2:55 pm-10:20 am

1 stop14h 25m

Dublin

Sun 3/1

9:00 am-8:18 pm

2 stops40h 18m

$458

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 4/22

9:40 am-7:20 am

1 stop16h 40m

Dublin

Fri 5/1

9:50 am-5:11 pm

2 stops36h 21m

$462

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 3/31

7:00 am-9:45 am

1 stop21h 45m

Dublin

Tue 4/14

9:50 am-10:08 am

2 stops53h 18m

$462

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 3/31

9:40 am-8:15 am

2 stops17h 35m

Dublin

Tue 4/14

9:50 am-11:03 pm

2 stops42h 13m

$471

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 5/6

9:20 pm-2:35 pm

1 stop12h 15m

Dublin

Wed 5/13

8:35 am-7:14 pm

2 stops15h 39m

$475

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 2/9

7:13 pm-1:35 pm

2 stops13h 22m

Dublin

Thu 2/19

11:30 am-9:13 pm

1 stop14h 43m

$476

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 60 results
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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 $423). Flying from Kentucky to Ireland in June is currently the most expensive (average of $883). 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 15m. United Airlines provides one of the quickest options available for as low as $475. There are 3674 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 $386 and United Airlines from $412 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 $423). Flying from Kentucky to Ireland in June is currently the most expensive (average of $883). 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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Newark to Heathrow flights
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San Francisco to Heathrow flights
John F Kennedy Intl to Dublin flights
Dallas/Fort Worth to Heathrow flights
Miami to Madrid flights
Newark to Malpensa flights
John F Kennedy Intl to Malpensa flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
Boston to Charles de Gaulle flights
John F Kennedy Intl to Stansted flights
John F Kennedy Intl to Istanbul flights
LaGuardia to Gatwick flights
Los Angeles to Charles de Gaulle flights
John F Kennedy Intl to Athens flights
Dulles Intl to Charles de Gaulle flights
John F Kennedy Intl to Barcelona-El Prat flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
Seattle to Heathrow flights
O'Hare Intl to Charles de Gaulle flights
John F Kennedy Intl to Amsterdam flights
Baltimore to Heathrow flights
Boston to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
San Francisco to Charles de Gaulle flights
John F Kennedy Intl to Frederic Chopin flights
Newark to Lisbon flights
Newark to Amsterdam flights
Dallas/Fort Worth to Leonardo da Vinci/Fiumicino 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$846FlexibilityNo cancel feeOn-time71%
KLMCheapest$483Average$863FlexibilityNo cancel feeOn-time75%
DeltaCheapest$504Average$882FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$508Average$936FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$826Average$1,146FlexibilityNo cancel feeOn-timeN/A

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