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$271+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DUB
May 3 — May 101
Sun 5/3
Sun 5/10
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 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Sun 10/188:55 pm
BNA
-
DUB
2 stops30h 25m
Multiple Airlines
Tue 11/311:30 am
DUB
-
BNA
1 stop13h 00m
Multiple Airlines
Deal found 3/31$657
This Kiwi.com deal was found by Cheapflights users on 4/2. 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.
Sat 6/612:55 pm
BNA
-
DUB
2 stops37h 25m
Multiple Airlines
Tue 6/231:15 pm
DUB
-
BNA
1 stop28h 55m
Multiple Airlines
Deal found 4/2$665
This Gotogate deal was found by Cheapflights users on 4/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:15 am
BNA
-
DUB
1 stop16h 55m
Multiple Airlines
Sun 11/229:00 am
DUB
-
BNA
1 stop16h 50m
Multiple Airlines
Deal found 4/2$671
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:50 pm
BNA
-
DUB
2 stops31h 30m
WestJet
Sun 6/2112:15 pm
DUB
-
BNA
1 stop11h 45m
WestJet
Deal found 3/29$675
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Fri 10/168:55 pm
BNA
-
DUB
2 stops20h 05m
Multiple Airlines
Tue 11/311:30 am
DUB
-
BNA
1 stop13h 00m
Multiple Airlines
Deal found 3/31$677
This Expedia deal was found by Cheapflights users on 4/1. 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.
Wed 4/2912:52 pm
BNA
-
DUB
1 stop13h 28m
JetBlue
Wed 5/610:40 am
DUB
-
BNA
1 stop16h 57m
JetBlue
Deal found 4/1$678
This Air Canada deal was found by Cheapflights users on 4/2. 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.
Fri 10/308:15 am
BNA
-
DUB
1 stop16h 55m
Air Canada
Mon 11/99:00 am
DUB
-
BNA
2 stops40h 31m
Air Canada
Deal found 4/2$682
This Air Canada deal was found by Cheapflights users on 3/31. 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.
Thu 10/156:35 pm
BNA
-
DUB
1 stop31h 40m
Air Canada
Sun 11/19:00 am
DUB
-
BNA
2 stops36h 39m
Air Canada
Deal found 3/31$683
This Kiwi.com deal was found by Cheapflights users on 4/2. 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.
Wed 6/106:50 pm
BNA
-
DUB
1 stop32h 30m
Multiple Airlines
Wed 6/1712:15 pm
DUB
-
BNA
1 stop13h 15m
Multiple Airlines
Deal found 4/2$684
This oojo deal was found by Cheapflights users on 4/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:25 pm
BNA
-
DUB
1 stop11h 40m
British Airways
Sat 11/214:05 pm
DUB
-
BNA
1 stop30h 10m
British Airways
Deal found 4/1$685
This Air Canada deal was found by Cheapflights users on 4/3. 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
2 stops34h 53m
Air Canada
Deal found 4/3$689
This United Airlines deal was found by Cheapflights users on 3/31. 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 8/2510:21 am
CVG
-
DUB
1 stop15h 59m
United Airlines
Tue 9/89:20 am
DUB
-
CVG
2 stops30h 45m
United Airlines
Deal found 3/31$690

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 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$665
(Kiwi.com)

One-way from

$271
(Kiwi.com)

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. 22% potential increase in price ($215 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($32 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 3, 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

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Mon 8/17

1:53 pm-9:45 am

1 stop14h 52m

Dublin

Fri 8/21

9:20 am-4:54 pm

2 stops36h 34m

$723

BlountvilleDublin

TRI - DUB

TRIDUB

Blountville Tri Cities TN/VA

Tue 9/29

12:49 pm-8:45 am

1 stop14h 56m

Dublin

Tue 11/3

8:50 am-10:24 pm

2 stops18h 34m

$741

BlountvilleDublin

TRI - DUB

TRIDUB

Blountville Tri Cities TN/VA

Sun 9/27

10:15 am-8:45 am

1 stop17h 30m

Dublin

Mon 11/2

1:25 pm-10:24 pm

2 stops37h 59m

$741

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Tue 9/1

11:00 am-10:00 am

1 stop18h 00m

Dublin

Fri 9/11

5:55 am-5:10 pm

2 stops16h 15m

$746

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 5/6

2:03 pm-7:30 am

1 stop12h 27m

Dublin

Wed 5/13

9:20 am-9:23 pm

1 stop17h 03m

$746

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 8/26

5:45 am-7:45 am

2 stops21h 00m

Dublin

Wed 9/2

9:20 am-11:57 pm

2 stops19h 37m

$749

BlountvilleDublin

TRI - DUB

TRIDUB

Blountville Tri Cities TN/VA

Mon 9/28

11:00 am-10:40 am

2 stops18h 40m

Dublin

Wed 11/4

1:35 pm-12:14 am

2 stops15h 39m

$749

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 5/6

10:56 am-7:20 am

2 stops15h 24m

Dublin

Tue 5/12

9:50 am-3:53 pm

1 stop11h 03m

$750

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Sun 4/19

2:20 pm-10:45 am

1 stop15h 25m

Dublin

Thu 4/30

5:55 am-3:15 pm

1 stop14h 20m

$753

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Wed 9/2

5:20 am-7:45 am

2 stops21h 25m

Dublin

Wed 9/9

11:35 am-6:56 pm

1 stop12h 21m

$753

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

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 $425). Flying from Kentucky to Dublin in June is currently the most expensive (average of $833). 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 14h 52m. United Airlines provides one of the quickest options available for as low as $723. Kentucky and Dublin are separated by a distance of 3720 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 $425). Flying from Kentucky to Dublin in June is currently the most expensive (average of $833). 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 6 airlines flying from Kentucky to Dublin

Discover the top 6 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 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$816FlexibilityNo cancel feeOn-time71%
KLMCheapest$483Average$635FlexibilityNo cancel feeOn-time75%
Scandinavian AirlinesCheapest$491Average$677FlexibilityNo cancel feeOn-time77%
DeltaCheapest$504Average$883FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$508Average$847FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$797Average$1,178FlexibilityNo cancel feeOn-timeN/A

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