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 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.

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 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.

What airlines fly to Dublin?

Aer Lingus, United Airlines and American Airlines are the top three most popular airlines that fly to Dublin from Louisville according to our data. Aer Lingus 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.

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

British Airways and United Airlines are the most popular carriers 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 October 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.

$319 Cheap Flights from Louisville to Dublin in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisville to Dublin

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:45 am - 7:30 amSDF Louisville Intl-DUB Dublin

17h 45m1 stop Newark

9:00 am - 6:04 pmDUB Dublin-SDF Louisville Intl

38h 04m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$691United Airlines

Sun, Feb 7 - Thu, Feb 11

6:30 am - 7:30 amSDF Louisville Intl-DUB Dublin

21h 00m1 stop Newark

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

37h 30m2 stops Toronto Pearson Intl Newark

$692United Airlines

Sun, Mar 14 - Thu, Mar 18

9:00 am - 6:10 amSDF Louisville Intl-DUB Dublin

41h 10m2 stops Chicago O'Hare Intl Toronto Pearson Intl

8:00 am - 11:55 pmDUB Dublin-SDF Louisville Intl

43h 55m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$699Air Canada

Sun, Mar 14 - Wed, Mar 17

9:00 am - 6:10 amSDF Louisville Intl-DUB Dublin

41h 10m2 stops Chicago O'Hare Intl Toronto Pearson Intl

8:00 am - 11:15 pmDUB Dublin-SDF Louisville Intl

43h 15m2 stops Toronto Pearson Intl Newark

$699Air Canada

Sun, Mar 14 - Thu, Mar 18

7:30 pm - 7:45 amSDF Louisville Intl-DUB Dublin

32h 15m1 stop Atlanta Hartsfield-Jackson

9:40 am - 10:55 pmDUB Dublin-SDF Louisville Intl

17h 15m1 stop Minneapolis St Paul

$723Delta

Mon, Mar 15 - Thu, Mar 18

7:30 pm - 7:45 amSDF Louisville Intl-DUB Dublin

32h 15m1 stop Atlanta Hartsfield-Jackson

11:55 am - 10:25 amDUB Dublin-SDF Louisville Intl

26h 30m2 stops Boston Logan Intl Atlanta Hartsfield-Jackson

$727Delta

Mon, Mar 15 - Fri, Mar 19

7:47 am - 8:40 amSDF Louisville Intl-DUB Dublin

19h 53m1 stop Philadelphia

11:30 am - 10:30 pmDUB Dublin-SDF Louisville Intl

16h 00m1 stop Philadelphia

$729American Airlines

Sun, Nov 8 - Tue, Nov 24

7:47 am - 8:40 amSDF Louisville Intl-DUB Dublin

19h 53m1 stop Philadelphia

11:30 am - 11:14 pmDUB Dublin-SDF Louisville Intl

16h 44m2 stops Philadelphia Charlotte Douglas

$734American Airlines

Sun, Nov 8 - Tue, Nov 24

10:47 am - 9:30 amSDF Louisville Intl-DUB Dublin

17h 43m1 stop Chicago O'Hare Intl

4:40 pm - 9:29 amDUB Dublin-SDF Louisville Intl

21h 49m1 stop Chicago O'Hare Intl

$988Aer Lingus

Sat, Dec 26 - Mon, Jan 11

7:15 am - 5:15 amSDF Louisville Intl-DUB Dublin

18h 00m1 stop Philadelphia

3:50 pm - 10:38 amDUB Dublin-SDF Louisville Intl

22h 48m1 stop Chicago O'Hare Intl

$1,022Aer Lingus

Sun, Oct 25 - Sat, Oct 31

Cheap last minute flights

Enter your travel dates to find the best prices.

2:12 pm - 7:20 amSDF Louisville Intl-DUB Dublin

12h 08m1 stop Washington, D.C. Dulles Intl

12:30 pm - 7:24 pmDUB Dublin-SDF Louisville Intl

11h 54m1 stop Washington, D.C. Dulles Intl

$1,172United Airlines

Fri, Oct 16 - Sat, Oct 24

11:15 am - 7:30 amSDF Louisville Intl-DUB Dublin

15h 15m1 stop Newark

8:50 am - 2:39 pmDUB Dublin-SDF Louisville Intl

10h 49m1 stop Washington, D.C. Dulles Intl

$1,172United Airlines

Fri, Oct 16 - Sat, Oct 24

11:15 am - 7:20 amSDF Louisville Intl-DUB Dublin

15h 05m2 stops Newark Washington, D.C. Dulles Intl

8:50 am - 7:11 pmDUB Dublin-SDF Louisville Intl

15h 21m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$1,176United Airlines

Fri, Oct 16 - Sat, Oct 24

10:25 am - 7:30 amSDF Louisville Intl-DUB Dublin

16h 05m2 stops Chicago O'Hare Intl Newark

12:30 pm - 11:59 pmDUB Dublin-SDF Louisville Intl

16h 29m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$1,176United Airlines

Fri, Oct 16 - Sat, Oct 24

10:25 am - 7:20 amSDF Louisville Intl-DUB Dublin

15h 55m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

12:30 pm - 11:59 pmDUB Dublin-SDF Louisville Intl

16h 29m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$1,176United Airlines

Fri, Oct 16 - Sat, Oct 24

9:04 am - 7:20 amSDF Louisville Intl-DUB Dublin

17h 16m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

12:30 pm - 11:27 pmDUB Dublin-SDF Louisville Intl

15h 57m2 stops Washington, D.C. Dulles Intl Newark

$1,176United Airlines

Fri, Oct 16 - Sat, Oct 24

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

14h 55m1 stop Chicago O'Hare Intl

8:50 am - 8:31 pmDUB Dublin-SDF Louisville Intl

16h 41m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$1,176United Airlines

Fri, Oct 16 - Sat, Oct 24

1:25 pm - 7:30 amSDF Louisville Intl-DUB Dublin

13h 05m1 stop Newark

12:30 pm - 11:27 pmDUB Dublin-SDF Louisville Intl

15h 57m2 stops Washington, D.C. Dulles Intl Newark

$1,176United Airlines

Fri, Oct 16 - Sat, Oct 24

6:16 pm - 9:45 amSDF Louisville Intl-DUB Dublin

10h 29m1 stop Chicago O'Hare Intl

12:30 pm - 10:34 amDUB Dublin-SDF Louisville Intl

27h 04m1 stop Washington, D.C. Dulles Intl

$1,219Lufthansa

Fri, Oct 16 - Sat, Oct 24

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Delta flights from Louisville to Dublin

Our best Delta deals on Louisville to Dublin flight tickets

Delta

Mar 15

SDF7:30 pmLouisville Intl

32h 15m

1 stop

DUB7:45 amDublin

Mar 18

DUB9:40 amDublin

17h 15m

1 stop

SDF10:55 pmLouisville Intl

$723

Delta

Mar 15

SDF7:30 pmLouisville Intl

32h 15m

1 stop

DUB7:45 amDublin

Mar 19

DUB11:55 amDublin

26h 30m

2 stops

SDF10:25 amLouisville Intl

$727

Delta

Mar 15

SDF7:30 pmLouisville Intl

32h 15m

1 stop

DUB7:45 amDublin

Mar 19

DUB11:55 amDublin

28h 23m

1 stop

SDF12:18 pmLouisville Intl

$728

United Airlines flights from Louisville to Dublin

Our best United Airlines deals on Louisville to Dublin flight tickets

United Airlines

Feb 7

SDF8:45 amLouisville Intl

17h 45m

1 stop

DUB7:30 amDublin

Feb 11

DUB9:00 amDublin

38h 04m

2 stops

SDF6:04 pmLouisville Intl

$691

United Airlines

Mar 14

SDF6:30 amLouisville Intl

21h 00m

1 stop

DUB7:30 amDublin

Mar 18

DUB8:00 amDublin

37h 30m

2 stops

SDF5:30 pmLouisville Intl

$692

United Airlines

Feb 7

SDF10:20 amLouisville Intl

16h 10m

2 stops

DUB7:30 amDublin

Feb 11

DUB9:00 amDublin

38h 04m

2 stops

SDF6:04 pmLouisville Intl

$695

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sun 2/7

8:45 am-7:30 am

1 stop17h 45m

Dublin

Thu 2/11

9:00 am-6:04 pm

2 stops38h 04m

$691

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sun 3/14

6:30 am-7:30 am

1 stop21h 00m

Dublin

Thu 3/18

8:00 am-5:30 pm

2 stops37h 30m

$692

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sun 3/14

9:00 am-6:10 am

2 stops41h 10m

Dublin

Wed 3/17

8:00 am-11:55 pm

2 stops43h 55m

$699

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sun 3/14

9:00 am-6:10 am

2 stops41h 10m

Dublin

Thu 3/18

8:00 am-11:15 pm

2 stops43h 15m

$699

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Mon 3/15

7:30 pm-7:45 am

1 stop32h 15m

Dublin

Thu 3/18

9:40 am-10:55 pm

1 stop17h 15m

$723

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Mon 3/15

7:30 pm-7:45 am

1 stop32h 15m

Dublin

Fri 3/19

11:55 am-10:25 am

2 stops26h 30m

$727

Quickest round-trip

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sun 11/8

7:47 am-8:40 am

1 stop19h 53m

Dublin

Tue 11/24

11:30 am-10:30 pm

1 stop16h 00m

$729

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sun 11/8

7:47 am-8:40 am

1 stop19h 53m

Dublin

Tue 11/24

11:30 am-11:14 pm

2 stops16h 44m

$734

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sat 12/26

10:47 am-9:30 am

1 stop17h 43m

Dublin

Mon 1/11

4:40 pm-9:29 am

1 stop21h 49m

$988

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sun 10/25

7:15 am-5:15 am

1 stop18h 00m

Dublin

Sat 10/31

3:50 pm-10:38 am

1 stop22h 48m

$1,022

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 $710 to $891.
The lowest price recently found on this route was $691.

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 February is your next best option. Flight prices from Louisville to Dublin during February average around $517.

Can stopping save me money on Louisville to Dublin flights?

You could potentially save up to 9% 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	$319
Fastest flight time	12h 45m
Direct flights	None

The best one-way flight to Dublin from Louisville in the past 72 hours is $319. The best round-trip flight deal from Louisville to Dublin found on momondo in the last 72 hours is $691.

The fastest flight from Louisville to Dublin takes 12h 45m

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 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 October 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 American Airlines (33% of total bookings). The next most popular airlines are United Airlines (32%), Aer Lingus (15%), and Delta (15%).

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 1,587 reviews	Search KLM flights
Delta	PriceFrom $483	Free Cancellation	Rating 7.8 8,650 reviews	Search Delta flights
American Airlines	PriceFrom $488	Free Cancellation	Rating 7.0 12,167 reviews	Search American Airlines flights
United Airlines	PriceFrom $532	Free Cancellation	Rating 7.4 10,363 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $963	Free Cancellation	Rating 7.3 1,830 reviews	Search Aer Lingus flights

Kilkenny

Swords

Athlone

Kildare

Malahide

Carlingford

Portmarnock

Mullingar

Wicklow

Leixlip

Bray

Arklow

Naas

Castleknock

Slane

Dundalk

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

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 $319

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 2/28. 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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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

Best Price Found

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

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According to popular flight searches on momondo this year

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