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$169+ Cheap flights from Kentucky to Dublin (DUB)

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DUB
Jun 26 — Jul 31
Fri 6/26
Fri 7/3
1 adult, Economy
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Cheap flight deals from Kentucky to Dublin

Cheapest flights from Kentucky to Dublin
Explore the most affordable flight options available from Kentucky to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 27, 2026.

This KAYAK deal was found by Cheapflights users on 5/26. 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.
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 5/26$365
This Ovago deal was found by Cheapflights users on 5/24. 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.
Sun 9/69:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Thu 9/171:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 5/24$366
This Ovago deal was found by Cheapflights users on 5/25. 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 9/99:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Fri 9/181:20 pm
DUB
-
CVG
1 stop29h 03m
Aer Lingus
Deal found 5/25$402
This KAYAK deal was found by Cheapflights users on 5/26. 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.
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 5/26$415
This Ovago deal was found by Cheapflights users on 5/24. 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.
Thu 9/39:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Fri 9/181:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 5/24$416
This Gurufare deal was found by Cheapflights users on 5/23. 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 Gurufare 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
Sat 9/121:20 pm
DUB
-
CVG
1 stop29h 03m
Aer Lingus
Deal found 5/23$417
This KAYAK deal was found by Cheapflights users on 5/26. 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 10/278:15 am
BNA
-
DUB
1 stop15h 55m
Aer Lingus
Thu 11/51:00 pm
DUB
-
BNA
1 stop12h 50m
Aer Lingus
Deal found 5/26$449
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:15 am
BNA
-
DUB
1 stop15h 00m
Aer Lingus
Wed 1/271:00 pm
DUB
-
BNA
1 stop12h 50m
Aer Lingus
Deal found 5/21$450
This KAYAK deal was found by Cheapflights users on 5/26. 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 9/110:05 am
BNA
-
DUB
1 stop13h 05m
Aer Lingus
Tue 9/151:20 pm
DUB
-
BNA
1 stop26h 14m
Aer Lingus
Deal found 5/26$453
This KAYAK deal was found by Cheapflights users on 5/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:15 am
BNA
-
DUB
1 stop15h 55m
Multiple Airlines
Thu 11/51:00 pm
DUB
-
BNA
1 stop32h 20m
Multiple Airlines
Deal found 5/24$455
This KAYAK deal was found by Cheapflights users on 5/26. 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.
Thu 9/36:30 am
CVG
-
DUB
1 stop17h 40m
Aer Lingus
Sun 9/131:20 pm
DUB
-
CVG
1 stop31h 33m
Aer Lingus
Deal found 5/26$465
This KAYAK deal was found by Cheapflights users on 5/26. 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.
Thu 9/36:30 am
CVG
-
DUB
1 stop17h 40m
Aer Lingus
Sat 9/121:20 pm
DUB
-
CVG
1 stop31h 33m
Aer Lingus
Deal found 5/26$474

Find flight deals from Kentucky to Dublin

Keep the following information in mind while searching for Kentucky to Dublin flight deals. Data was last updated May 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$365
(KAYAK)

One-way from

$169
(KAYAK)

Popular in

June

Cheapest in

December

Average price

$891
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 Dublin
Search Deals
One-way flight from Kentucky to Dublin
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($243 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% 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 Dublin 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 27, 2026.
Use the filters below to find and compare flights from Kentucky to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PaducahDublin

PAH - DUB

PAHDUB

Paducah Barkley Regional

Tue 9/1

5:00 am-9:45 am

1 stop22h 45m

Dublin

Tue 9/15

9:20 am-1:10 pm

2 stops33h 50m

$714

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Tue 9/8

6:00 am-7:30 am

1 stop20h 30m

Dublin

Thu 9/17

9:20 am-11:06 am

2 stops30h 46m

$718

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Mon 9/7

7:02 pm-2:30 pm

2 stops14h 28m

Dublin

Thu 9/17

10:30 am-11:59 pm

2 stops18h 29m

$721

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 9/2

9:25 pm-2:35 pm

1 stop12h 10m

Dublin

Tue 9/15

3:15 pm-7:40 pm

1 stop33h 25m

$726

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Tue 9/1

3:43 pm-5:15 pm

2 stops20h 32m

Dublin

Fri 9/11

9:40 am-10:49 pm

2 stops18h 09m

$728

EvansvilleDublin

EVV - DUB

EVVDUB

Evansville Dress Regional

Tue 10/20

6:00 am-8:45 am

1 stop20h 45m

Dublin

Fri 11/6

9:45 am-10:03 pm

1 stop18h 18m

$734

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Tue 9/1

7:02 pm-2:35 pm

2 stops14h 33m

Dublin

Fri 9/11

10:30 am-10:50 pm

2 stops17h 20m

$751

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Tue 9/8

4:40 pm-8:45 am

1 stop11h 05m

Dublin

Thu 9/17

3:00 pm-12:23 am

2 stops14h 23m

$754

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Thu 11/5

6:51 pm-2:50 pm

2 stops14h 59m

Dublin

Thu 11/12

10:30 am-11:38 pm

2 stops18h 08m

$767

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Thu 11/5

2:11 pm-5:25 pm

2 stops22h 14m

Dublin

Thu 11/12

1:00 pm-9:54 pm

1 stop13h 54m

$769

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/25

Showing 1-10 of 53 resultsSorted by cheapest first
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Best time to book a flight from Kentucky to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin 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 Dublin

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

Currently, December is the cheapest month in which you can book a flight from Kentucky to Dublin (average of $411). Flying from Kentucky to Dublin 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 much does it cost to fly round-trip from Kentucky to Dublin?

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

The best time to book flights from Kentucky to Dublin is 10 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

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

  • What airport do you fly into for flights to Dublin from Kentucky?

    Most people fly into Dublin (DUB) if they book a flight to Dublin from Kentucky. Dublin is conveniently located just 5.7 mi from Dublin’s city center.

  • How long is the flight from Kentucky to Dublin?

    A quick flight from Kentucky to Dublin can take about 12h 10m. United Airlines provides one of the quickest options available for as low as $726. Kentucky and Dublin are separated by a distance of 3674 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Kentucky to Dublin are American Airlines ($294), Delta ($322), and Aer Lingus ($426).

  • What are the most popular routes from Kentucky to Dublin?

    The most popular flight routes from Kentucky to Dublin are Nashville Intl - Dublin, Cincinnati Cinci./N. Kentucky - Dublin and Louisville Intl - Dublin.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Kentucky to Dublin (average of $411). Flying from Kentucky to Dublin 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

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Castleknock

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Top 5 airlines flying from Kentucky to Dublin

Discover the top 5 airlines that operate flights from Kentucky to Dublin. 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$854FlexibilityNo cancel feeOn-time71%
DeltaCheapest$483Average$886FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$484Average$636FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$508Average$849FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$826Average$1,084FlexibilityNo cancel feeOn-timeN/A

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