Which layover airport offers the lowest fares from Louisville to Dublin?

Flights via Charlotte (CLT) offer the lowest average round-trip price of $856.

Which layover airport has the shortest travel time from Louisville to Dublin?

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 9h 50m.

What airlines fly to Dublin?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Dublin from Louisville according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Dublin. Keep in mind that there are 9 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Louisville and Dublin?

Philadelphia (PHL) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Louisville to Dublin?

Philadelphia (PHL) has the shortest average layover time for this route: 1h 18m.

What is the cheapest airline that flies from Louisville Intl to Dublin?

Lufthansa is the most popular carrier operating from Louisville Intl to Dublin

When did momondo last update prices for flights from Louisville Intl Airport to Dublin Airport?

Prices for flights from Louisville Intl Airport to Dublin Airport were last updated today.

How many operators does momondo search for flights from Louisville Intl Airport to Dublin Airport?

As of December 2025, there are 6 operators available to choose from for flights from Louisville Intl Airport to Dublin Airport.

How old do you have to be to fly from Louisville Intl Airport to Dublin Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Dublin Airport.

What documentation or ID do you need to fly to Dublin Airport?

The necessary travel and health documents for your Dublin Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$405 Cheap Flights from Louisville to Dublin in 2025/26

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Find the cheapest flights from Louisville to Dublin

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6:12 pm - 8:10 am

SDF

DUB

32h 58m1 stop

9:00 am - 8:28 pm

DUB

SDF

40h 28m2 stops

$452Multiple Airlines

Mon, Jan 26 - Mon, Feb 2

1:50 pm - 7:30 am

SDF

DUB

12h 40m1 stop

9:00 am - 12:59 pm

DUB

SDF

32h 59m2 stops

$455United Airlines

Fri, Jan 23 - Mon, Jan 26

8:29 am - 8:10 am

SDF

DUB

18h 41m1 stop

9:00 am - 1:24 pm

DUB

SDF

33h 24m2 stops

$456United Airlines

Fri, Jan 23 - Mon, Jan 26

2:05 pm - 7:30 am

SDF

DUB

12h 25m2 stops

9:00 am - 1:24 pm

DUB

SDF

33h 24m2 stops

$460United Airlines

Fri, Jan 23 - Mon, Jan 26

7:13 pm - 3:20 pm

SDF

DUB

15h 07m2 stops

8:40 pm - 6:39 pm

DUB

SDF

26h 59m2 stops

$461British Airways

Mon, Jan 26 - Mon, Feb 2

5:35 am - 7:10 am

SDF

DUB

20h 35m2 stops

9:00 am - 5:37 pm

DUB

SDF

37h 37m2 stops

$462Air Canada

Fri, Jan 9 - Wed, Jan 21

6:16 pm - 2:20 pm

SDF

DUB

15h 04m2 stops

8:40 pm - 8:27 pm

DUB

SDF

28h 47m2 stops

$465British Airways

Fri, Feb 27 - Sat, Mar 7

1:30 pm - 9:50 am

SDF

DUB

16h 20m2 stops

8:40 pm - 9:11 pm

DUB

SDF

28h 31m2 stops

$467British Airways

Mon, Mar 9 - Mon, Mar 16

1:58 pm - 8:10 am

SDF

DUB

14h 12m1 stop

9:10 am - 11:59 pm

DUB

SDF

18h 49m2 stops

$469Lufthansa

Mon, Mar 9 - Mon, Mar 16

1:50 pm - 7:30 am

SDF

DUB

12h 40m1 stop

9:25 am - 8:20 pm

DUB

SDF

15h 55m2 stops

$470Lufthansa

Mon, Feb 9 - Fri, Feb 20

Delta flights from Louisville to Dublin

Our best Delta deals on Louisville to Dublin flight tickets

Delta

Mar 19

SDF5:53 pmLouisville Intl

9h 52m

1 stop

DUB7:45 amDublin

Mar 25

DUB1:25 pmDublin

26h 43m

2 stops

SDF12:08 pmLouisville Intl

$482

Find similar

Delta

Mar 17

SDF7:45 amLouisville Intl

20h 00m

2 stops

DUB7:45 amDublin

Mar 24

DUB1:25 pmDublin

24h 03m

2 stops

SDF9:28 amLouisville Intl

$486

Find similar

Delta

Mar 19

SDF8:15 amLouisville Intl

21h 05m

2 stops

DUB9:20 amDublin

Mar 26

DUB11:30 amDublin

16h 27m

2 stops

SDF11:57 pmLouisville Intl

$488

Find similar

Scandinavian Airlines flights from Louisville to Dublin

Our best Scandinavian Airlines deals on Louisville to Dublin flight tickets

Scandinavian Airlines

Mar 23

SDF5:53 pmLouisville Intl

37h 52m

2 stops

DUB11:45 amDublin

Mar 30

DUB12:40 pmDublin

40h 17m

2 stops

SDF11:57 pmLouisville Intl

$528

Find similar

Scandinavian Airlines

Dec 14

SDF3:16 pmLouisville Intl

39h 29m

2 stops

DUB11:45 amDublin

Dec 20

DUB7:05 pmDublin

33h 51m

2 stops

SDF11:56 pmLouisville Intl

$1,129

Find similar

Scandinavian Airlines

Dec 14

SDF3:16 pmLouisville Intl

39h 29m

2 stops

DUB11:45 amDublin

Dec 18

DUB7:05 pmDublin

33h 56m

2 stops

SDF12:01 amLouisville Intl

$2,471

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 1/26

6:12 pm-8:10 am

1 stop32h 58m

Dublin

Mon 2/2

9:00 am-8:28 pm

2 stops40h 28m

$452

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Fri 1/23

1:50 pm-7:30 am

1 stop12h 40m

Dublin

Mon 1/26

9:00 am-12:59 pm

2 stops32h 59m

$455

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Fri 1/23

8:29 am-8:10 am

1 stop18h 41m

Dublin

Mon 1/26

9:00 am-1:24 pm

2 stops33h 24m

$456

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Fri 1/23

2:05 pm-7:30 am

2 stops12h 25m

Dublin

Mon 1/26

9:00 am-1:24 pm

2 stops33h 24m

$460

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 1/26

7:13 pm-3:20 pm

2 stops15h 07m

Dublin

Mon 2/2

8:40 pm-6:39 pm

2 stops26h 59m

$461

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Fri 1/9

5:35 am-7:10 am

2 stops20h 35m

Dublin

Wed 1/21

9:00 am-5:37 pm

2 stops37h 37m

$462

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Fri 2/27

6:16 pm-2:20 pm

2 stops15h 04m

Dublin

Sat 3/7

8:40 pm-8:27 pm

2 stops28h 47m

$465

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

1:30 pm-9:50 am

2 stops16h 20m

Dublin

Mon 3/16

8:40 pm-9:11 pm

2 stops28h 31m

$467

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

1:58 pm-8:10 am

1 stop14h 12m

Dublin

Mon 3/16

9:10 am-11:59 pm

2 stops18h 49m

$469

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 2/9

1:50 pm-7:30 am

1 stop12h 40m

Dublin

Fri 2/20

9:25 am-8:20 pm

2 stops15h 55m

$470

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville to Dublin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Dublin?

In general, December is the cheapest month to fly from Louisville to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $483. If you’re not able to fly to Dublin in December, then November is your next best option. Flight prices from Louisville to Dublin during November average around $533.

What is the cheapest day to depart on your flight to Dublin?

The cheapest day to depart from Louisville to Dublin is on a Monday. Travelers who choose to depart for Dublin on a Monday will often find tickets for as low as $840. Flights from Louisville to Dublin on a Thursday will generally be more expensive and average around $1,075. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Dublin?

At noon is the cheapest time of day to fly from Louisville to Dublin when you can find flight prices for as low as $858. Flying to Dublin at noon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $1,010.

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $817 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Louisville for as low as $654 on momondo.

Can stopping save me money on Louisville to Dublin flights?

You could potentially save up to 2% on your flight if you consider stops on a Louisville to Dublin flight.

When to book flights from Louisville to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Dublin according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Louisville to Dublin (SDF to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Dublin

Fastest flight time	11h 45m
Direct flights	None

The fastest flight from Louisville to Dublin takes 11h 45m

There are no direct flights from Louisville to Dublin. There are no popular flight routes from Louisville to Dublin.

Search flight deals

How far is Louisville Intl to Dublin by plane?
Louisville Intl and Dublin are 3755.9 mi apart from one another. A reasonable flight in good conditions will take 11h 45m.
When did momondo last update prices for flights from Louisville Intl Airport to Dublin Airport?
Prices for flights from Louisville Intl Airport to Dublin Airport were last updated today.
How many operators does momondo search for flights from Louisville Intl Airport to Dublin Airport?
As of December 2025, there are 6 operators available to choose from for flights from Louisville Intl Airport to Dublin Airport.
How old do you have to be to fly from Louisville Intl Airport to Dublin Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Dublin Airport.
What documentation or ID do you need to fly to Dublin Airport?
The necessary travel and health documents for your Dublin Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Louisville to Dublin?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Louisville to Dublin is United Airlines (38% of total bookings). The next most popular airlines are American Airlines (32%), Delta (15%), and KLM (7%).

Best airlines flying from Louisville to Dublin

Compare and see reviews for airlines that fly from Louisville to Dublin with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $483	Free Cancellation	Rating 7.7 1,432 reviews	Search KLM flights
Scandinavian Airlines	PriceFrom $491	Free Cancellation	Rating 7.4 1,605 reviews	Search Scandinavian Airlines flights
Delta	PriceFrom $504	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
American Airlines	PriceFrom $536	Free Cancellation	Rating 7.2 11,049 reviews	Search American Airlines flights
United Airlines	PriceFrom $541	Free Cancellation	Rating 7.4 9,094 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $752	Free Cancellation	Rating 7.2 1,394 reviews	Search Aer Lingus flights

Kilkenny

Athlone

Swords

Dundalk

Malahide

Maynooth

Bray

Kildare

Mullingar

Drogheda

Naas

Arklow

Cavan

Castleknock

Wicklow

Leixlip

Thurles

Slane

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Dublin?

Finding the right flight to Dublin from Louisville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Dublin quick and easy, saving you time and money.

Can I find flights from Louisville to Dublin with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Dublin from Louisville with this policy.

How can momondo help me find flights from Louisville to Dublin?

momondo provides multiple filters to help you find the best flight to Dublin from Louisville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Louisville to Dublin right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Dublin from Louisville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Dublin trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

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Cheap flights from Louisville to Dublin from $405

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Dublin departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Louisville to Dublin

Our best Delta deals on Louisville to Dublin flight tickets

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Our best Scandinavian Airlines deals on Louisville to Dublin flight tickets

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See travel insights to Dublin from

How to get the cheapest flight ticket from Louisville to Dublin

What is the cheapest month to fly to Dublin?

What is the cheapest day to depart on your flight to Dublin?

What is the cheapest time of day to depart on your flight to Dublin?

At noon is the cheapest time of day to fly from Louisville to Dublin when you can find flight prices for as low as $858. Flying to Dublin at noon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $1,010.

How far in advance should I book a flight to Dublin?

Can stopping save me money on Louisville to Dublin flights?

You could potentially save up to 2% on your flight if you consider stops on a Louisville to Dublin flight.

What is the cheapest airline that flies from Louisville Intl to Dublin?

Lufthansa is the most popular carrier operating from Louisville Intl to Dublin

What airlines fly to Dublin?

Which airport is the most popular layover for flights between Louisville and Dublin?

Philadelphia (PHL) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Louisville to Dublin?

Flights via Charlotte (CLT) offer the lowest average round-trip price of $856.

Which layover airport has the shortest travel time from Louisville to Dublin?

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 9h 50m.

Which layover airport has the shortest connection time from Louisville to Dublin?

Philadelphia (PHL) has the shortest average layover time for this route: 1h 18m.

When to book flights from Louisville to Dublin

Cheap Louisville to Dublin (SDF to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Dublin

Fastest flight time

Direct flights

How far is Louisville Intl to Dublin by plane?

When did momondo last update prices for flights from Louisville Intl Airport to Dublin Airport?

How many operators does momondo search for flights from Louisville Intl Airport to Dublin Airport?

How old do you have to be to fly from Louisville Intl Airport to Dublin Airport?

What documentation or ID do you need to fly to Dublin Airport?

What is the most popular airline from Louisville to Dublin?

Best airlines flying from Louisville to Dublin

Compare and see reviews for airlines that fly from Louisville to Dublin with momondo

Traveling to a place near Dublin?

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Dublin?

Can I find flights from Louisville to Dublin with flexible booking policies on momondo?

How can momondo help me find flights from Louisville to Dublin?

I’m not ready to book a flight from Louisville to Dublin right now. Can momondo alert me if prices change?

An easier way to manage your Dublin trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Airports servicing Ireland