HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dublin

$145+ 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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DUB
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kentucky to Dublin with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 July 23, 2026.

This KAYAK deal was found by Cheapflights users on 7/23. 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 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 9/171:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 7/23$358
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 7/19. 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 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 7/19$365
This KAYAK deal was found by Cheapflights users on 7/18. 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 8/179:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Fri 8/211:20 pm
DUB
-
CVG
1 stop13h 04m
Aer Lingus
Deal found 7/18$370
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 7/19. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Thu 8/271:20 pm
DUB
-
CVG
1 stop13h 04m
Aer Lingus
Deal found 7/19$382
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.
Tue 9/19:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Tue 9/151:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 7/22$388
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.
Tue 9/16:30 am
CVG
-
DUB
1 stop17h 40m
Aer Lingus
Tue 9/81:20 pm
DUB
-
CVG
1 stop31h 33m
Aer Lingus
Deal found 7/22$390
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 KAYAK deal was found by Cheapflights users on 7/19. 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 11/98:00 am
BNA
-
DUB
1 stop15h 10m
Aer Lingus
Wed 11/181:00 pm
DUB
-
BNA
1 stop12h 38m
Aer Lingus
Deal found 7/19$439
This KAYAK deal was found by Cheapflights users on 7/21. 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.
Wed 8/1910:05 am
BNA
-
DUB
1 stop13h 05m
Aer Lingus
Tue 9/11:20 pm
DUB
-
BNA
1 stop25h 53m
Aer Lingus
Deal found 7/21$446
This KAYAK deal was found by Cheapflights users on 7/19. 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 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 7/19$459

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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$358
(KAYAK)

One-way from

$145
(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 Dublin
Search Deals
One-way flight from Kentucky to Dublin
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($248 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 July 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 July 23, 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

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Mon 8/17

9:00 am-5:10 am

1 stop15h 10m

Dublin

Fri 8/21

1:20 pm-9:24 pm

1 stop13h 04m

$370

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

$701

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

$703

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 11/4

6:31 pm-2:05 pm

2 stops14h 34m

Dublin

Wed 11/11

10:20 am-9:46 pm

2 stops16h 26m

$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

$706

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 11/10

5:20 pm-12:10 pm

2 stops13h 50m

Dublin

Mon 11/16

8:40 pm-9:36 pm

2 stops29h 56m

$717

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

$718

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 10/28

4:16 pm-9:55 am

1 stop13h 39m

Dublin

Fri 11/6

9:00 am-9:50 am

2 stops29h 50m

$722
Quickest round-trip

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 11/4

1:47 pm-7:30 am

2 stops12h 43m

Dublin

Wed 11/11

10:40 am-5:01 pm

1 stop11h 21m

$730

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

$732

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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, November is the cheapest month in which you can book a flight from Kentucky to Dublin (average of $536). Flying from Kentucky to Dublin 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.

How much does it cost to fly round-trip from Kentucky to Dublin?

Airfare is below average for this route at the moment.
Kentucky to Dublin flights typically cost between $764 and $984 in October.
The cheapest round-trip price found within the last 5 days was $706 on Finnair (Oct 21-Nov 3).

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 15h 10m. Aer Lingus provides one of the quickest options available for as low as $370. 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 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, November is the cheapest month in which you can book a flight from Kentucky to Dublin (average of $536). Flying from Kentucky to Dublin 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

Traveling to a place near Dublin?

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

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.

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 July 23, 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$849FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$826Average$1,089FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights