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$163+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DUB
Aug 11 — Aug 181
Tue 8/11
Tue 8/18
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 July 12, 2026.

This BusinessClass deal was found by Cheapflights users on 7/6. 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.
Sat 9/1210:25 am
BNA
-
DUB
1 stop12h 45m
Aer Lingus
Sat 9/191:20 pm
DUB
-
BNA
1 stop26h 14m
Aer Lingus
Deal found 7/6$347
This KAYAK deal was found by Cheapflights users on 7/11. 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 8/1010:10 am
BNA
-
DUB
1 stop13h 00m
Aer Lingus
Tue 8/251:20 pm
DUB
-
BNA
1 stop25h 53m
Aer Lingus
Deal found 7/11$354
This BusinessClass deal was found by Cheapflights users on 7/7. 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
Tue 8/251:20 pm
DUB
-
CVG
1 stop13h 04m
Aer Lingus
Deal found 7/7$358
This Gurufare deal was found by Cheapflights users on 7/7. 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 8/169:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Wed 8/261:20 pm
DUB
-
CVG
1 stop13h 04m
Aer Lingus
Deal found 7/7$366
This BusinessClass deal was found by Cheapflights users on 7/7. 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 8/109:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Wed 8/191:20 pm
DUB
-
CVG
1 stop31h 19m
Aer Lingus
Deal found 7/7$388
This KAYAK deal was found by Cheapflights users on 7/10. 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 7/10$395
This Ovago deal was found by Cheapflights users on 7/9. 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 9/16:30 am
CVG
-
DUB
1 stop17h 40m
Aer Lingus
Tue 9/151:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 7/9$425
This Gurufare deal was found by Cheapflights users on 7/10. 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
Tue 9/151:20 pm
DUB
-
CVG
1 stop31h 33m
Aer Lingus
Deal found 7/10$426
This BusinessClass deal was found by Cheapflights users on 7/7. 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 9/19:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Sat 9/191:20 pm
DUB
-
CVG
1 stop13h 03m
Aer Lingus
Deal found 7/7$438
This BusinessClass deal was found by Cheapflights users on 7/6. 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 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 7/6$441
This Ovago deal was found by Cheapflights users on 7/8. 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.
Fri 8/219:00 am
CVG
-
DUB
1 stop15h 10m
Aer Lingus
Fri 8/281:20 pm
DUB
-
CVG
1 stop28h 54m
Aer Lingus
Deal found 7/8$445
This KAYAK deal was found by Cheapflights users on 7/8. 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 10/2410:25 am
BNA
-
DUB
1 stop13h 45m
Aer Lingus
Sat 11/71:00 pm
DUB
-
BNA
1 stop12h 38m
Aer Lingus
Deal found 7/8$449

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 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$354
(KAYAK)

One-way from

$163
(BusinessClass)

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. 5% potential price decrease ($37 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 12, 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

NashvilleDublin

BNA - DUB

BNADUB

Nashville Intl

Sat 9/12

6:02 am-9:45 am

1 stop21h 43m

Dublin

Sat 9/19

9:20 am-9:34 am

1 stop30h 14m

$679

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 11/4

5:00 pm-9:55 am

1 stop11h 55m

Dublin

Thu 12/10

9:00 am-6:00 pm

1 stop14h 00m

$687

NashvilleDublin

BNA - DUB

BNADUB

Nashville Intl

Fri 9/11

2:58 pm-11:10 am

2 stops14h 12m

Dublin

Sat 9/19

9:20 am-5:32 pm

2 stops14h 12m

$711

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 10/14

11:48 am-11:10 am

1 stop18h 22m

Dublin

Thu 10/29

8:00 am-6:00 pm

1 stop14h 00m

$722

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Sat 11/14

6:15 pm-8:10 am

1 stop32h 55m

Dublin

Mon 11/23

9:00 am-11:45 am

2 stops31h 45m

$729

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 10/21

9:25 pm-6:00 pm

1 stop15h 35m

Dublin

Wed 10/28

8:40 pm-9:20 pm

2 stops28h 40m

$731

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

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Mon 9/21

5:57 pm-9:45 am

1 stop10h 48m

Dublin

Fri 10/2

9:20 am-8:28 pm

2 stops40h 08m

$733

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 10/4

5:45 am-7:20 am

1 stop20h 35m

Dublin

Fri 10/16

9:20 am-9:00 pm

2 stops40h 40m

$733

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 10/21

6:14 pm-3:25 pm

2 stops16h 11m

Dublin

Wed 10/28

5:45 am-11:16 pm

2 stops21h 31m

$736

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Showing 1-10 of 60 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?

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 13h 50m. United Airlines provides one of the quickest options available for as low as $795. Kentucky and Dublin are separated by a distance of 3757 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 Knoxville McGhee Tyson - 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 July 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$851FlexibilityNo cancel feeOn-time71%
KLMCheapest$483Average$636FlexibilityNo cancel feeOn-time75%
DeltaCheapest$483Average$898FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$508Average$861FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$826Average$1,089FlexibilityNo cancel feeOn-timeN/A

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