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$223+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DUB
May 18 — May 251
Mon 5/18
Mon 5/25
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 April 18, 2026.

This Expedia deal was found by Cheapflights users on 4/13. 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.
Tue 5/128:49 am
BNA
-
DUB
1 stop18h 11m
JetBlue
Tue 5/1911:30 am
DUB
-
BNA
1 stop26h 29m
JetBlue
Deal found 4/13$688
This United Airlines deal was found by Cheapflights users on 4/15. 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 9/84:13 pm
CVG
-
DUB
1 stop12h 32m
United Airlines
Tue 9/159:20 am
DUB
-
CVG
2 stops30h 45m
United Airlines
Deal found 4/15$690
This Cheapflightsfares deal was found by Cheapflights users on 4/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:50 pm
CVG
-
DUB
1 stop12h 30m
British Airways
Fri 11/68:50 am
DUB
-
CVG
1 stop15h 05m
British Airways
Deal found 4/14$694
This United Airlines deal was found by Cheapflights users on 4/16. 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 9/12:11 pm
CVG
-
DUB
2 stops15h 59m
United Airlines
Tue 9/159:20 am
DUB
-
CVG
2 stops30h 45m
United Airlines
Deal found 4/16$695
This United Airlines deal was found by Cheapflights users on 4/13. 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 9/57:50 pm
CVG
-
DUB
1 stop30h 30m
United Airlines
Thu 9/179:50 am
DUB
-
CVG
1 stop32h 33m
United Airlines
Deal found 4/13$696
This Mytrip deal was found by Cheapflights users on 4/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:45 pm
BNA
-
DUB
2 stops31h 35m
Multiple Airlines
Sat 6/209:40 am
DUB
-
BNA
3 stops17h 09m
Multiple Airlines
Deal found 4/14$698
This FlightHub deal was found by Cheapflights users on 4/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:25 am
CVG
-
DUB
2 stops18h 45m
Air Canada
Fri 11/69:00 am
DUB
-
CVG
2 stops32h 53m
Air Canada
Deal found 4/14$698
This American Airlines deal was found by Cheapflights users on 4/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:06 pm
EVV
-
DUB
2 stops14h 29m
American Airlines
Fri 11/611:30 am
DUB
-
EVV
2 stops18h 29m
American Airlines
Deal found 4/14$701
This Flighttix deal was found by Cheapflights users on 4/14. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:10 am
BNA
-
DUB
1 stop15h 50m
JetBlue
Fri 6/510:40 am
DUB
-
BNA
1 stop17h 38m
JetBlue
Deal found 4/14$702
This Air Canada deal was found by Cheapflights users on 4/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/71:55 pm
CVG
-
DUB
1 stop12h 50m
Air Canada
Tue 9/159:20 am
DUB
-
CVG
1 stop16h 10m
Air Canada
Deal found 4/15$702
This KLM deal was found by Cheapflights users on 4/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:30 pm
EVV
-
DUB
1 stop13h 15m
KLM
Fri 11/68:50 am
DUB
-
EVV
2 stops19h 13m
KLM
Deal found 4/16$703
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:55 pm
BNA
-
DUB
2 stops14h 20m
Multiple Airlines
Sat 6/201:15 pm
DUB
-
BNA
1 stop34h 45m
Multiple Airlines
Deal found 4/15$703

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 April 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$690
(United Airlines)

One-way from

$223
(Mytrip)

Popular in

June

Cheapest in

December

Average price

$665
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. 23% potential increase in price ($219 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 18, 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
Quickest round-trip

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Tue 5/5

7:50 pm-10:40 am

1 stop9h 50m

Dublin

Tue 5/12

9:50 am-3:53 pm

1 stop11h 03m

$746

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Sun 5/3

10:05 am-7:20 am

1 stop16h 15m

Dublin

Wed 5/13

9:20 am-9:23 pm

1 stop17h 03m

$746

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 9/7

4:00 pm-7:55 am

1 stop10h 55m

Dublin

Fri 9/11

12:00 pm-10:50 pm

1 stop15h 50m

$750

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 9/23

1:48 pm-7:20 am

1 stop12h 32m

Dublin

Tue 9/29

9:20 am-2:37 pm

2 stops34h 17m

$765

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 10/13

9:00 am-9:45 am

1 stop19h 45m

Dublin

Thu 10/22

9:50 am-4:49 pm

2 stops35h 59m

$770

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Tue 10/13

1:25 pm-2:35 pm

2 stops20h 10m

Dublin

Wed 10/21

12:40 pm-11:16 pm

1 stop15h 36m

$777

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 9/14

10:00 am-7:20 am

1 stop16h 20m

Dublin

Thu 9/24

9:50 am-9:05 pm

2 stops16h 15m

$793

BlountvilleDublin

TRI - DUB

TRIDUB

Blountville Tri Cities TN/VA

Wed 9/30

12:49 pm-8:45 am

1 stop14h 56m

Dublin

Tue 10/13

8:55 am-10:24 pm

2 stops18h 29m

$794

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Fri 5/1

4:03 pm-9:45 am

1 stop12h 42m

Dublin

Tue 5/12

9:50 am-3:53 pm

1 stop11h 03m

$796

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 9/14

4:00 pm-8:45 am

1 stop11h 45m

Dublin

Thu 9/24

10:00 am-9:28 pm

1 stop16h 28m

$797

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

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 9h 50m. Air Canada provides one of the quickest options available for as low as $746. 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), Aer Lingus ($426), and Delta ($452).

  • 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
Maynooth
Castleknock
Leixlip

Browse thousands of different options on Cheapflights for your next trip

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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 April 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$829FlexibilityNo cancel feeOn-time71%
KLMCheapest$483Average$635FlexibilityNo cancel feeOn-time75%
DeltaCheapest$504Average$886FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$508Average$847FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$797Average$1,206FlexibilityNo cancel feeOn-timeN/A

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