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

Delta, United Airlines, and Air France are the most popular carriers operating from Louisville Intl to Dublin

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

Chicago (ORD) has the shortest average layover time for this route: 1h 13m.

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

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

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 34% 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 offers the lowest fares from Louisville to Dublin?

Flights via Chicago (ORD) offer the lowest average round-trip price of $1,039.

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.

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 August 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.

$312 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:00 am - 8:10 amSDF Louisville Intl-DUB Dublin

16h 10m1 stop Chicago O'Hare Intl

9:00 am - 1:02 pmDUB Dublin-SDF Louisville Intl

33h 02m2 stops Toronto Pearson Intl Newark

$718United Airlines

Mon, Jan 25 - Thu, Jan 28

2:53 pm - 9:35 amSDF Louisville Intl-DUB Dublin

13h 42m1 stop Charlotte Douglas

12:40 pm - 9:25 pmDUB Dublin-SDF Louisville Intl

13h 45m1 stop Dallas/Fort Worth

$731American Airlines

Mon, Sep 21 - Tue, Oct 6

6:15 pm - 9:45 amSDF Louisville Intl-DUB Dublin

10h 30m1 stop Chicago O'Hare Intl

9:50 am - 5:40 pmDUB Dublin-SDF Louisville Intl

36h 50m2 stops Toronto Pearson Intl Newark

$733United Airlines

Wed, Sep 23 - Tue, Oct 6

1:50 pm - 7:45 amSDF Louisville Intl-DUB Dublin

12h 55m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

9:50 am - 12:39 pmDUB Dublin-SDF Louisville Intl

31h 49m2 stops Toronto Pearson Intl Newark

$737Air Canada

Wed, Sep 23 - Tue, Oct 6

2:53 pm - 9:35 amSDF Louisville Intl-DUB Dublin

13h 42m1 stop Charlotte Douglas

11:45 am - 11:17 pmDUB Dublin-SDF Louisville Intl

16h 32m1 stop Charlotte Douglas

$740American Airlines

Wed, Sep 23 - Tue, Oct 6

10:25 am - 8:15 amSDF Louisville Intl-DUB Dublin

16h 50m2 stops Chicago O'Hare Intl Toronto Pearson Intl

9:20 am - 5:40 pmDUB Dublin-SDF Louisville Intl

37h 20m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$742Air Canada

Tue, Oct 6 - Fri, Oct 16

4:29 pm - 7:55 amSDF Louisville Intl-DUB Dublin

10h 26m1 stop Minneapolis St Paul

11:00 am - 7:10 pmDUB Dublin-SDF Louisville Intl

13h 10m1 stop Atlanta Hartsfield-Jackson

$760Delta

Mon, Oct 5 - Thu, Oct 15

5:50 pm - 9:15 amSDF Louisville Intl-DUB Dublin

10h 25m1 stop Detroit Metropolitan Wayne County

11:00 am - 7:10 pmDUB Dublin-SDF Louisville Intl

13h 10m1 stop Atlanta Hartsfield-Jackson

$760Delta

Mon, Oct 5 - Fri, Oct 16

4:30 pm - 7:55 amSDF Louisville Intl-DUB Dublin

10h 25m1 stop Minneapolis St Paul

12:00 pm - 11:43 pmDUB Dublin-SDF Louisville Intl

16h 43m1 stop Minneapolis St Paul

$809KLM

Mon, Sep 7 - Tue, Sep 15

10:32 am - 10:00 amSDF Louisville Intl-DUB Dublin

18h 28m1 stop Detroit Metropolitan Wayne County

5:55 am - 3:49 pmDUB Dublin-SDF Louisville Intl

14h 54m2 stops Amsterdam Schiphol Minneapolis St Paul

$856KLM

Tue, Sep 8 - Mon, Sep 14

Cheap last minute flights

Enter your travel dates to find the best prices.

11:10 am - 9:35 amSDF Louisville Intl-DUB Dublin

17h 25m1 stop Charlotte Douglas

9:30 am - 6:00 pmDUB Dublin-SDF Louisville Intl

13h 30m1 stop Chicago O'Hare Intl

$871American Airlines

Wed, Aug 12 - Wed, Aug 19

10:23 am - 7:45 amSDF Louisville Intl-DUB Dublin

16h 22m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

9:50 am - 7:15 pmDUB Dublin-SDF Louisville Intl

38h 25m2 stops Montreal Pierre Elliott Trudeau Intl Washington, D.C. Dulles Intl

$873Air Canada

Wed, Aug 12 - Thu, Aug 20

2:36 pm - 9:35 amSDF Louisville Intl-DUB Dublin

13h 59m1 stop Charlotte Douglas

11:45 am - 9:38 pmDUB Dublin-SDF Louisville Intl

14h 53m2 stops Charlotte Douglas Washington, D.C. Reagan-National

$876American Airlines

Wed, Aug 12 - Wed, Aug 19

10:23 am - 7:45 amSDF Louisville Intl-DUB Dublin

16h 22m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

9:20 am - 4:38 pmDUB Dublin-SDF Louisville Intl

36h 18m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$878Air Canada

Wed, Aug 12 - Wed, Aug 19

1:50 pm - 9:45 amSDF Louisville Intl-DUB Dublin

14h 55m1 stop Chicago O'Hare Intl

9:20 am - 7:17 pmDUB Dublin-SDF Louisville Intl

14h 57m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$888United Airlines

Tue, Aug 11 - Thu, Aug 20

10:05 am - 7:20 amSDF Louisville Intl-DUB Dublin

16h 15m1 stop Washington, D.C. Dulles Intl

9:20 am - 7:17 pmDUB Dublin-SDF Louisville Intl

14h 57m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$888United Airlines

Wed, Aug 12 - Thu, Aug 20

5:25 pm - 10:00 amSDF Louisville Intl-DUB Dublin

11h 35m1 stop Detroit Metropolitan Wayne County

1:25 pm - 12:34 amDUB Dublin-SDF Louisville Intl

16h 09m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$898Delta

Wed, Aug 12 - Fri, Aug 21

3:25 pm - 8:45 amSDF Louisville Intl-DUB Dublin

12h 20m1 stop Atlanta Hartsfield-Jackson

5:55 am - 5:00 pmDUB Dublin-SDF Louisville Intl

16h 05m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$898Delta

Tue, Aug 11 - Fri, Aug 21

2:34 pm - 10:00 amSDF Louisville Intl-DUB Dublin

14h 26m1 stop Detroit Metropolitan Wayne County

5:55 am - 3:50 pmDUB Dublin-SDF Louisville Intl

14h 55m2 stops Amsterdam Schiphol Minneapolis St Paul

$898KLM

Tue, Aug 11 - Wed, Aug 19

3:25 pm - 8:45 amSDF Louisville Intl-DUB Dublin

12h 20m1 stop Atlanta Hartsfield-Jackson

12:00 pm - 11:56 pmDUB Dublin-SDF Louisville Intl

16h 56m1 stop Minneapolis St Paul

$951KLM

Thu, Aug 13 - Thu, Aug 20

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United Airlines flights from Louisville to Dublin

Our best United Airlines deals on Louisville to Dublin flight tickets

United Airlines

Jan 25

SDF11:00 amLouisville Intl

16h 10m

1 stop

DUB8:10 amDublin

Jan 28

DUB9:00 amDublin

33h 02m

2 stops

SDF1:02 pmLouisville Intl

$718

United Airlines

Sep 23

SDF6:15 pmLouisville Intl

10h 30m

1 stop

DUB9:45 amDublin

Oct 6

DUB9:50 amDublin

36h 50m

2 stops

SDF5:40 pmLouisville Intl

$733

United Airlines

Sep 23

SDF6:15 pmLouisville Intl

10h 30m

1 stop

DUB9:45 amDublin

Oct 6

DUB9:50 amDublin

36h 50m

2 stops

SDF5:40 pmLouisville Intl

$734

American Airlines flights from Louisville to Dublin

Our best American Airlines deals on Louisville to Dublin flight tickets

American Airlines

Sep 21

SDF2:53 pmLouisville Intl

13h 42m

1 stop

DUB9:35 amDublin

Oct 6

DUB12:40 pmDublin

13h 45m

1 stop

SDF9:25 pmLouisville Intl

$731

American Airlines

Sep 23

SDF2:53 pmLouisville Intl

13h 42m

1 stop

DUB9:35 amDublin

Oct 6

DUB11:45 amDublin

16h 32m

1 stop

SDF11:17 pmLouisville Intl

$740

American Airlines

Jan 3

SDF6:45 amLouisville Intl

20h 45m

1 stop

DUB8:30 amDublin

Jan 17

DUB11:30 amDublin

14h 46m

1 stop

SDF9:16 pmLouisville Intl

$761

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Mon 1/25

11:00 am-8:10 am

1 stop16h 10m

Dublin

Thu 1/28

9:00 am-1:02 pm

2 stops33h 02m

$718

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Mon 9/21

2:53 pm-9:35 am

1 stop13h 42m

Dublin

Tue 10/6

12:40 pm-9:25 pm

1 stop13h 45m

$731

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Wed 9/23

6:15 pm-9:45 am

1 stop10h 30m

Dublin

Tue 10/6

9:50 am-5:40 pm

2 stops36h 50m

$733

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Wed 9/23

1:50 pm-7:45 am

2 stops12h 55m

Dublin

Tue 10/6

9:50 am-12:39 pm

2 stops31h 49m

$737

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Wed 9/23

2:53 pm-9:35 am

1 stop13h 42m

Dublin

Tue 10/6

11:45 am-11:17 pm

1 stop16h 32m

$740

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Tue 10/6

10:25 am-8:15 am

2 stops16h 50m

Dublin

Fri 10/16

9:20 am-5:40 pm

2 stops37h 20m

$742

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Mon 10/5

4:29 pm-7:55 am

1 stop10h 26m

Dublin

Thu 10/15

11:00 am-7:10 pm

1 stop13h 10m

$760

Quickest round-trip

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Mon 10/5

5:50 pm-9:15 am

1 stop10h 25m

Dublin

Fri 10/16

11:00 am-7:10 pm

1 stop13h 10m

$760

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Mon 9/7

4:30 pm-7:55 am

1 stop10h 25m

Dublin

Tue 9/15

12:00 pm-11:43 pm

1 stop16h 43m

$809

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Tue 9/8

10:32 am-10:00 am

1 stop18h 28m

Dublin

Mon 9/14

5:55 am-3:49 pm

2 stops14h 54m

$856

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 typical for flights on this route.

Typical prices usually range from $632 to $836.
The lowest price recently found on this route was $718.

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 40% 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	10h 30m
Direct flights	None

The fastest flight from Louisville to Dublin takes 10h 30m

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 10h 30m.
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 August 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 (37% of total bookings). The next most popular airlines are American Airlines (30%), Aer Lingus (15%), and Delta (12%).

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 1,555 reviews	Search KLM flights
Delta	PriceFrom $483	Free Cancellation	Rating 7.8 8,505 reviews	Search Delta flights
American Airlines	PriceFrom $488	Free Cancellation	Rating 7.1 11,900 reviews	Search American Airlines flights
United Airlines	PriceFrom $520	Free Cancellation	Rating 7.4 10,101 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $963	Free Cancellation	Rating 7.3 1,693 reviews	Search Aer Lingus flights

Kilkenny

Swords

Athlone

Malahide

Kildare

Mullingar

Wicklow

Bray

Portmarnock

Leixlip

Dundalk

Carlingford

Drogheda

Arklow

Naas

Castleknock

Cavan

Slane

Maynooth

Thurles

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 $312

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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United Airlines flights from Louisville to Dublin

Our best United Airlines deals on Louisville to Dublin flight tickets

American Airlines flights from Louisville to Dublin

Our best American 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 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

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.

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo

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