What airlines fly to Dublin?

United Airlines, Aer Lingus and American Airlines 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 32% of people opting to fly with this airline when traveling to Dublin. Keep in mind that there are 8 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: 10h 20m.

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

Aer Lingus is the most popular carrier operating from Louisville Intl to Dublin

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

Philadelphia (PHL) has the shortest average layover time for this route: 1h 47m.

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

Flights via Chicago (ORD) offer the lowest average round-trip price of $953.

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

Chicago (ORD) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

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 September 2026, there are 5 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.

$350 Cheap Flights from Louisville to Dublin in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisville to Dublin

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:24 pm - 7:45 amSDF Louisville Intl-DUB Dublin

11h 21m1 stop Atlanta Hartsfield-Jackson

9:40 am - 8:51 pmDUB Dublin-SDF Louisville Intl

15h 11m1 stop Atlanta Hartsfield-Jackson

$618Delta

Tue, Mar 9 - Tue, Mar 23

3:24 pm - 7:45 amSDF Louisville Intl-DUB Dublin

11h 21m1 stop Atlanta Hartsfield-Jackson

9:40 am - 7:01 pmDUB Dublin-SDF Louisville Intl

13h 21m1 stop Atlanta Hartsfield-Jackson

$618Delta

Tue, Mar 9 - Wed, Mar 24

12:53 pm - 8:45 amSDF Louisville Intl-DUB Dublin

14h 52m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

10:45 am - 8:51 pmDUB Dublin-SDF Louisville Intl

15h 06m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$622KLM

Mon, Feb 8 - Tue, Feb 16

12:53 pm - 8:45 amSDF Louisville Intl-DUB Dublin

14h 52m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

10:45 am - 10:35 pmDUB Dublin-SDF Louisville Intl

16h 50m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$622KLM

Mon, Feb 8 - Wed, Feb 17

12:53 pm - 8:45 amSDF Louisville Intl-DUB Dublin

14h 52m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

10:45 am - 10:35 pmDUB Dublin-SDF Louisville Intl

16h 50m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$622Air France

Wed, Feb 10 - Tue, Feb 16

12:53 pm - 8:45 amSDF Louisville Intl-DUB Dublin

14h 52m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

9:40 am - 10:35 pmDUB Dublin-SDF Louisville Intl

17h 55m1 stop Atlanta Hartsfield-Jackson

$622Air France

Mon, Feb 8 - Wed, Feb 17

5:25 am - 8:10 amSDF Louisville Intl-DUB Dublin

21h 45m1 stop Chicago O'Hare Intl

8:00 am - 5:30 pmDUB Dublin-SDF Louisville Intl

37h 30m2 stops Toronto Pearson Intl Newark

$680United Airlines

Wed, Mar 10 - Mon, Mar 22

5:25 am - 8:10 amSDF Louisville Intl-DUB Dublin

21h 45m1 stop Chicago O'Hare Intl

8:00 am - 5:30 pmDUB Dublin-SDF Louisville Intl

37h 30m2 stops Toronto Pearson Intl Newark

$680United Airlines

Tue, Mar 9 - Thu, Mar 18

11:16 am - 8:30 amSDF Louisville Intl-DUB Dublin

16h 14m1 stop Philadelphia

11:30 am - 9:17 pmDUB Dublin-SDF Louisville Intl

14h 47m1 stop Philadelphia

$711American Airlines

Wed, Feb 17 - Wed, Feb 24

11:16 am - 8:30 amSDF Louisville Intl-DUB Dublin

16h 14m1 stop Philadelphia

11:30 am - 9:53 pmDUB Dublin-SDF Louisville Intl

15h 23m2 stops Philadelphia Charlotte Douglas

$715American Airlines

Wed, Feb 17 - Wed, Feb 24

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Delta flights from Louisville to Dublin

Our best Delta deals on Louisville to Dublin flight tickets

Delta

Mar 9

SDF3:24 pmLouisville Intl

11h 21m

1 stop

DUB7:45 amDublin

Mar 23

DUB9:40 amDublin

15h 11m

1 stop

SDF8:51 pmLouisville Intl

$618

Delta

Nov 5

SDF1:59 pmLouisville Intl

12h 46m

1 stop

DUB7:45 amDublin

Nov 13

DUB9:40 amDublin

16h 14m

1 stop

SDF8:54 pmLouisville Intl

$663

Delta

Nov 5

SDF10:39 amLouisville Intl

17h 06m

2 stops

DUB8:45 amDublin

Nov 13

DUB10:45 amDublin

17h 08m

2 stops

SDF10:53 pmLouisville Intl

$667

United Airlines flights from Louisville to Dublin

Our best United Airlines deals on Louisville to Dublin flight tickets

United Airlines

Mar 9

SDF5:25 amLouisville Intl

21h 45m

1 stop

DUB8:10 amDublin

Mar 19

DUB8:00 amDublin

37h 30m

2 stops

SDF5:30 pmLouisville Intl

$680

United Airlines

Feb 6

SDF10:15 amLouisville Intl

16h 55m

1 stop

DUB8:10 amDublin

Feb 15

DUB9:00 amDublin

36h 54m

2 stops

SDF4:54 pmLouisville Intl

$684

United Airlines

Feb 6

SDF2:20 pmLouisville Intl

12h 10m

2 stops

DUB7:30 amDublin

Feb 13

DUB9:00 amDublin

36h 54m

2 stops

SDF4:54 pmLouisville Intl

$689

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Tue 3/9

3:24 pm-7:45 am

1 stop11h 21m

Dublin

Tue 3/23

9:40 am-8:51 pm

1 stop15h 11m

$618

Quickest round-trip

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Tue 3/9

3:24 pm-7:45 am

1 stop11h 21m

Dublin

Wed 3/24

9:40 am-7:01 pm

1 stop13h 21m

$618

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Mon 2/8

12:53 pm-8:45 am

2 stops14h 52m

Dublin

Tue 2/16

10:45 am-8:51 pm

2 stops15h 06m

$622

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Mon 2/8

12:53 pm-8:45 am

2 stops14h 52m

Dublin

Wed 2/17

10:45 am-10:35 pm

2 stops16h 50m

$622

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Wed 2/10

12:53 pm-8:45 am

2 stops14h 52m

Dublin

Tue 2/16

10:45 am-10:35 pm

2 stops16h 50m

$622

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Mon 2/8

12:53 pm-8:45 am

2 stops14h 52m

Dublin

Wed 2/17

9:40 am-10:35 pm

1 stop17h 55m

$622

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Wed 3/10

5:25 am-8:10 am

1 stop21h 45m

Dublin

Mon 3/22

8:00 am-5:30 pm

2 stops37h 30m

$680

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Tue 3/9

5:25 am-8:10 am

1 stop21h 45m

Dublin

Thu 3/18

8:00 am-5:30 pm

2 stops37h 30m

$680

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Wed 2/17

11:16 am-8:30 am

1 stop16h 14m

Dublin

Wed 2/24

11:30 am-9:17 pm

1 stop14h 47m

$711

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Wed 2/17

11:16 am-8:30 am

1 stop16h 14m

Dublin

Wed 2/24

11:30 am-9:53 pm

2 stops15h 23m

$715

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 typical price of a round-trip flight between Louisville and Dublin?

Prices are currently low for flights on this route.

Typical prices usually range from $846 to $1,014.
The lowest price recently found on this route was $618.

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 $483.

Can stopping save me money on Louisville to Dublin flights?

You could potentially save up to 1% 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

Best Price Found	$350
Fastest flight time	12h 02m
Direct flights	None

The best one-way flight to Dublin from Louisville in the past 72 hours is $350. The best round-trip flight deal from Louisville to Dublin found on momondo in the last 72 hours is $618.

The fastest flight from Louisville to Dublin takes 12h 02m

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

Search flight deals

Frequently asked questions about flying from Louisville to Dublin

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 12h 02m.
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 September 2026, there are 5 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 (36% of total bookings). The next most popular airlines are American Airlines (33%), Aer Lingus (13%), and Delta (13%).

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 7.8 1,576 reviews	Search KLM flights
Delta	PriceFrom $483	Free Cancellation	Rating 7.8 8,553 reviews	Search Delta flights
American Airlines	PriceFrom $488	Free Cancellation	Rating 7.1 12,045 reviews	Search American Airlines flights
United Airlines	PriceFrom $520	Free Cancellation	Rating 7.4 10,194 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $963	Free Cancellation	Rating 7.3 1,755 reviews	Search Aer Lingus flights

Kilkenny

Swords

Athlone

Kildare

Malahide

Mullingar

Portmarnock

Wicklow

Leixlip

Bray

Carlingford

Dundalk

Naas

Arklow

Slane

Castleknock

Drogheda

Gorey

Cavan

Maynooth

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

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Cheap flights from Louisville to Dublin from $350

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 12/2. 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

United Airlines flights from Louisville to Dublin

Our best United Airlines deals on Louisville to Dublin flight tickets

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How to get the cheapest flight ticket from Louisville to Dublin

What is the typical price of a round-trip flight between Louisville and Dublin?

What is the cheapest month to fly to Dublin?

Can stopping save me money on Louisville to Dublin flights?

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

What airlines fly to Dublin?

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

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

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

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

When to book flights from Louisville to Dublin

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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?

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

Fly your favorite airline to Dublin

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Dublin

List of cabin classes available on flights landing in Dublin. Availability may vary depending on flight origin and airline.

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