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 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 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.

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

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

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.

$406 Cheap Flights from Louisville to Dublin in 2025/26

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6:32 pm - 5:00 pmSDF-DUB

17h 28m2 stops

10:20 am - 11:19 pmDUB-SDF

17h 59m2 stops

$410British Airways

Find Deal

Wed, Jan 14 - Wed, Jan 21

1:50 pm - 7:30 amSDF-DUB

12h 40m1 stop

5:10 am - 7:31 pmDUB-SDF

19h 21m2 stops

$411Lufthansa

Find Deal

Mon, Jan 26 - Mon, Feb 2

6:16 pm - 7:40 pmSDF-DUB

21h 24m2 stops

8:40 pm - 9:25 pmDUB-SDF

28h 45m2 stops

$419British Airways

Find Deal

Mon, Mar 9 - Mon, Mar 16

3:33 pm - 10:15 amSDF-DUB

13h 42m2 stops

11:30 am - 9:16 pmDUB-SDF

14h 46m1 stop

$424American Airlines

Find Deal

Wed, Jan 14 - Wed, Jan 21

7:13 pm - 1:35 pmSDF-DUB

13h 22m2 stops

11:30 am - 12:24 amDUB-SDF

17h 54m2 stops

$428American Airlines

Find Deal

Mon, Feb 9 - Thu, Feb 19

8:55 am - 7:45 amSDF-DUB

17h 50m1 stop

9:45 am - 9:00 pmDUB-SDF

15h 15m1 stop

$433KLM

Find Deal

Sun, Mar 1 - Wed, Mar 11

7:20 pm - 3:20 pmSDF-DUB

15h 00m2 stops

10:55 am - 11:19 pmDUB-SDF

17h 24m2 stops

$434British Airways

Find Deal

Mon, Jan 12 - Tue, Jan 27

7:13 pm - 5:25 pmSDF-DUB

17h 12m2 stops

8:40 pm - 6:39 pmDUB-SDF

26h 59m2 stops

$435British Airways

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Thu, Jan 15 - Thu, Jan 22

5:53 pm - 7:45 amSDF-DUB

9h 52m1 stop

10:45 am - 9:28 amDUB-SDF

26h 43m2 stops

$438Delta

Find Deal

Tue, Mar 17 - Tue, Mar 24

5:49 pm - 7:45 amSDF-DUB

32h 56m1 stop

9:45 am - 9:00 pmDUB-SDF

15h 15m1 stop

$439KLM

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Sat, Feb 28 - Wed, Mar 11

Lufthansa flights from Louisville to Dublin

Our best Lufthansa deals on Louisville to Dublin flight tickets

Lufthansa

Jan 26

SDF1:50 pmLouisville Intl

12h 40m

1 stop

DUB7:30 amDublin

Feb 2

DUB5:10 amDublin

19h 21m

2 stops

SDF7:31 pmLouisville Intl

$411

Find similar

Lufthansa

Dec 3

SDF1:38 pmLouisville Intl

12h 52m

1 stop

DUB7:30 amDublin

Dec 8

DUB10:40 amDublin

11h 36m

1 stop

SDF5:16 pmLouisville Intl

$432

Find similar

Lufthansa

Feb 9

SDF1:50 pmLouisville Intl

12h 40m

1 stop

DUB7:30 amDublin

Feb 19

DUB5:00 amDublin

19h 25m

2 stops

SDF7:25 pmLouisville Intl

$468

Find similar

Air Canada flights from Louisville to Dublin

Our best Air Canada deals on Louisville to Dublin flight tickets

Air Canada

Jan 23

SDF9:50 amLouisville Intl

16h 20m

2 stops

DUB7:10 amDublin

Jan 26

DUB9:00 amDublin

32h 59m

2 stops

SDF12:59 pmLouisville Intl

$462

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Air Canada

Jan 12

SDF11:10 amLouisville Intl

18h 05m

3 stops

DUB10:15 amDublin

Jan 27

DUB10:00 amDublin

17h 30m

3 stops

SDF10:30 pmLouisville Intl

$686

Find similar

Air Canada

Mar 9

SDF1:58 pmLouisville Intl

19h 37m

3 stops

DUB1:35 pmDublin

Mar 16

DUB8:45 amDublin

19h 14m

3 stops

SDF11:59 pmLouisville Intl

$693

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Fly to

Route

Depart

Return

Price

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 1/14

6:32 pm-5:00 pm

2 stops17h 28m

Dublin

Wed 1/21

10:20 am-11:19 pm

2 stops17h 59m

$410

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 1/26

1:50 pm-7:30 am

1 stop12h 40m

Dublin

Mon 2/2

5:10 am-7:31 pm

2 stops19h 21m

$411

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

6:16 pm-7:40 pm

2 stops21h 24m

Dublin

Mon 3/16

8:40 pm-9:25 pm

2 stops28h 45m

$419

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 1/14

3:33 pm-10:15 am

2 stops13h 42m

Dublin

Wed 1/21

11:30 am-9:16 pm

1 stop14h 46m

$424

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 2/9

7:13 pm-1:35 pm

2 stops13h 22m

Dublin

Thu 2/19

11:30 am-12:24 am

2 stops17h 54m

$428

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 3/1

8:55 am-7:45 am

1 stop17h 50m

Dublin

Wed 3/11

9:45 am-9:00 pm

1 stop15h 15m

$433

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 1/12

7:20 pm-3:20 pm

2 stops15h 00m

Dublin

Tue 1/27

10:55 am-11:19 pm

2 stops17h 24m

$434

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Thu 1/15

7:13 pm-5:25 pm

2 stops17h 12m

Dublin

Thu 1/22

8:40 pm-6:39 pm

2 stops26h 59m

$435

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 3/17

5:53 pm-7:45 am

1 stop9h 52m

Dublin

Tue 3/24

10:45 am-9:28 am

2 stops26h 43m

$438

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sat 2/28

5:49 pm-7:45 am

1 stop32h 56m

Dublin

Wed 3/11

9:45 am-9:00 pm

1 stop15h 15m

$439

Flights are sorted by cheapest round-trip flights first.

Sorted 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 $531. 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 $811 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 $661 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	12h 40m
Direct flights	None

The fastest flight from Louisville to Dublin takes 12h 40m

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 9h 52m.
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 (6%).

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 1,426 reviews	Search KLM flights
Scandinavian Airlines	PriceFrom $491	Free Cancellation	Rating 7.4 1,591 reviews	Search Scandinavian Airlines flights
Delta	PriceFrom $504	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
American Airlines	PriceFrom $536	Free Cancellation	Rating 7.2 11,044 reviews	Search American Airlines flights
United Airlines	PriceFrom $541	Free Cancellation	Rating 7.4 9,063 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $752	Free Cancellation	Rating 7.2 1,384 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.

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Cheap flights from Louisville to Dublin from $410

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Dublin departing on 1/14. 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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Lufthansa flights from Louisville to Dublin

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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

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 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