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$230+ 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DUB
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
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 January 27, 2026.

This Ovago deal was found by Cheapflights users on 1/27. 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 3/109:50 pm
CVG
-
DUB
1 stop15h 10m
British Airways
Tue 3/178:50 am
DUB
-
CVG
1 stop15h 05m
British Airways
Deal found 1/27$450
This KAYAK deal was found by Cheapflights users on 1/26. 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 2/248:50 pm
CVG
-
DUB
1 stop17h 50m
British Airways
Mon 3/23:10 pm
DUB
-
CVG
1 stop32h 45m
British Airways
Deal found 1/26$451
This KAYAK deal was found by Cheapflights users on 1/27. 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.
Sun 2/151:24 pm
CVG
-
DUB
2 stops17h 51m
British Airways
Sat 2/215:55 pm
DUB
-
CVG
1 stop30h 00m
British Airways
Deal found 1/27$454
This KAYAK deal was found by Cheapflights users on 1/26. 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 2/248:50 pm
CVG
-
DUB
1 stop15h 10m
British Airways
Tue 3/310:55 am
DUB
-
CVG
1 stop13h 00m
British Airways
Deal found 1/26$457
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/12:00 pm
LEX
-
DUB
1 stop13h 10m
United Airlines
Sun 2/89:00 am
DUB
-
LEX
2 stops42h 40m
United Airlines
Deal found 1/25$458
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Sun 3/19:00 am
SDF
-
DUB
1 stop18h 10m
United Airlines
Wed 3/118:00 am
DUB
-
SDF
2 stops36h 46m
United Airlines
Deal found 1/27$458
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/284:11 pm
CVG
-
DUB
1 stop10h 59m
United Airlines
Wed 2/49:00 am
DUB
-
CVG
2 stops33h 21m
United Airlines
Deal found 1/25$458
This Air Canada deal was found by Cheapflights users on 1/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:40 pm
CVG
-
DUB
1 stop31h 30m
Air Canada
Mon 3/98:00 am
DUB
-
CVG
2 stops42h 15m
Air Canada
Deal found 1/26$461
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 4/222:25 pm
TYS
-
DUB
1 stop11h 55m
United Airlines
Fri 5/19:20 am
DUB
-
TYS
2 stops36h 51m
United Airlines
Deal found 1/27$462
This Ovago deal was found by Cheapflights users on 1/25. 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.
Mon 4/209:10 pm
CVG
-
DUB
1 stop12h 20m
British Airways
Tue 4/2810:30 am
DUB
-
CVG
1 stop12h 35m
British Airways
Deal found 1/25$462
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/262:10 pm
SDF
-
DUB
2 stops36h 00m
United Airlines
Mon 2/29:00 am
DUB
-
SDF
2 stops39h 43m
United Airlines
Deal found 1/25$466
This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/69:00 am
CVG
-
DUB
2 stops17h 20m
United Airlines
Wed 5/139:20 am
DUB
-
CVG
2 stops34h 58m
United Airlines
Deal found 1/26$466

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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$450
(Ovago)

One-way from

$230
(Kiwi.com)

Popular in

June

Cheapest in

December

Average price

$679
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. 25% potential increase in price ($265 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 27, 2026.
Use the filters below to find and compare flights from Kentucky to Dublin that are best for you.

Fly from

Kentucky

Fly to

Dublin

Route

Depart

Return

Price

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Wed 2/25

2:03 pm-8:10 am

1 stop13h 07m

Dublin

Sun 3/1

9:00 am-4:48 pm

2 stops36h 48m

$458

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Thu 2/26

5:35 am-8:10 am

1 stop21h 35m

Dublin

Mon 3/2

9:00 am-5:19 pm

2 stops37h 19m

$458

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 3/1

9:00 am-8:10 am

1 stop18h 10m

Dublin

Wed 3/11

8:00 am-4:46 pm

2 stops36h 46m

$458

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

2:35 pm-10:20 am

1 stop15h 45m

Dublin

Mon 3/16

8:00 am-2:47 pm

2 stops34h 47m

$458

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Thu 2/26

7:00 am-8:10 am

1 stop20h 10m

Dublin

Mon 3/2

9:00 am-4:10 pm

2 stops36h 10m

$458

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 4/22

9:40 am-7:20 am

1 stop16h 40m

Dublin

Fri 5/1

9:20 am-5:11 pm

2 stops36h 51m

$462

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 3/31

10:49 am-9:45 am

1 stop17h 56m

Dublin

Tue 4/14

9:50 am-4:52 pm

2 stops36h 02m

$462

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Sun 2/1

7:00 am-7:30 am

2 stops19h 30m

Dublin

Sun 2/8

9:00 am-4:43 pm

2 stops36h 43m

$462

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 2/24

6:12 pm-5:00 pm

2 stops17h 48m

Dublin

Tue 3/3

10:55 am-9:26 pm

2 stops15h 31m

$467

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Thu 2/26

8:35 am-8:10 am

1 stop18h 35m

Dublin

Mon 3/9

8:00 am-6:00 pm

1 stop14h 00m

$471

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 60 results
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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 $423). Flying from Kentucky to Dublin in June is currently the most expensive (average of $883). 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.

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 07m. United Airlines provides one of the quickest options available for as low as $458. 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 ($386), and United Airlines ($412).

  • 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 $423). Flying from Kentucky to Dublin in June is currently the most expensive (average of $883). 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

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Alternative routes for Kentucky to Dublin

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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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$888FlexibilityNo cancel feeOn-time71%
KLMCheapest$483Average$863FlexibilityNo cancel feeOn-time75%
DeltaCheapest$504Average$882FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$508Average$901FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$826Average$1,146FlexibilityNo cancel feeOn-timeN/A

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