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

Aer Lingus, United Airlines, and British Airways 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 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.

What airlines fly to Dublin?

United Airlines, American Airlines and Aer Lingus 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 38% 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 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.

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 July 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.

$296 Cheap Flights from Louisville to Dublin in 2026

Q: 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 $896 to $1,048. The lowest price recently found on this route was $725.

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.

1:50 pm - 9:45 am

SDF

DUB

14h 55m

1 stop

9:30 am - 11:28 pm

DUB

SDF

18h 58m

1 stop

$725United Airlines

Wed, Oct 21 - Tue, Nov 3

9:04 am - 7:20 am

SDF

DUB

17h 16m

2 stops

12:05 pm - 7:15 pm

DUB

SDF

12h 10m

1 stop

$730United Airlines

Wed, Oct 21 - Tue, Nov 3

9:04 am - 8:15 am

SDF

DUB

18h 11m

2 stops

8:00 am - 1:06 pm

DUB

SDF

33h 06m

2 stops

$736Air Canada

Wed, Oct 21 - Fri, Oct 30

6:16 pm - 9:45 am

SDF

DUB

10h 29m

1 stop

8:00 am - 8:41 pm

DUB

SDF

16h 41m

2 stops

$752United Airlines

Wed, Oct 21 - Fri, Oct 30

10:00 am - 7:10 am

SDF

DUB

40h 10m

2 stops

9:00 am - 10:30 pm

DUB

SDF

42h 30m

2 stops

$756Air Canada

Sat, Oct 24 - Sun, Nov 1

1:42 pm - 7:15 am

SDF

DUB

12h 33m

1 stop

11:30 am - 9:39 pm

DUB

SDF

15h 09m

1 stop

$766American Airlines

Tue, Nov 10 - Sat, Nov 14

5:00 pm - 12:10 pm

SDF

DUB

14h 10m

2 stops

8:40 pm - 6:38 pm

DUB

SDF

26h 58m

2 stops

$767British Airways

Tue, Nov 10 - Sat, Nov 14

2:41 pm - 9:40 am

SDF

DUB

13h 59m

2 stops

8:30 pm - 5:29 pm

DUB

SDF

25h 59m

2 stops

$771British Airways

Wed, Sep 23 - Mon, Sep 28

11:15 am - 9:55 am

SDF

DUB

18h 40m

1 stop

9:00 am - 10:30 pm

DUB

SDF

18h 30m

2 stops

$772United Airlines

Sun, Oct 25 - Sun, Nov 1

7:05 pm - 8:55 am

SDF

DUB

32h 50m

1 stop

5:45 am - 5:17 pm

DUB

SDF

16h 32m

2 stops

$773Delta

Sat, Oct 24 - Wed, Nov 4

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Louisville to Dublin

Our best United Airlines deals on Louisville to Dublin flight tickets

United Airlines

Oct 21

SDF1:25 pmLouisville Intl

16h 45m

1 stop

DUB11:10 amDublin

Nov 4

DUB9:30 amDublin

16h 03m

1 stop

SDF8:33 pmLouisville Intl

$725

United Airlines

Oct 21

SDF9:04 amLouisville Intl

17h 16m

2 stops

DUB7:20 amDublin

Nov 4

DUB12:05 pmDublin

12h 10m

1 stop

SDF7:15 pmLouisville Intl

$730

United Airlines

Oct 21

SDF6:16 pmLouisville Intl

10h 29m

1 stop

DUB9:45 amDublin

Oct 30

DUB8:00 amDublin

16h 41m

2 stops

SDF8:41 pmLouisville Intl

$752

Air Canada flights from Louisville to Dublin

Our best Air Canada deals on Louisville to Dublin flight tickets

Air Canada

Oct 21

SDF9:04 amLouisville Intl

18h 11m

2 stops

DUB8:15 amDublin

Oct 30

DUB8:00 amDublin

33h 06m

2 stops

SDF1:06 pmLouisville Intl

$736

Air Canada

Oct 24

SDF10:00 amLouisville Intl

40h 10m

2 stops

DUB7:10 amDublin

Nov 1

DUB9:00 amDublin

42h 30m

2 stops

SDF10:30 pmLouisville Intl

$756

Air Canada

Oct 26

SDF6:12 pmLouisville Intl

55h 58m

2 stops

DUB6:10 amDublin

Oct 30

DUB8:00 amDublin

43h 28m

2 stops

SDF11:28 pmLouisville Intl

$778

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 10/21

1:50 pm-9:45 am

1 stop14h 55m

Dublin

Tue 11/3

9:30 am-11:28 pm

1 stop18h 58m

$725

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 10/21

9:04 am-7:20 am

2 stops17h 16m

Dublin

Tue 11/3

12:05 pm-7:15 pm

1 stop12h 10m

$730

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 10/21

9:04 am-8:15 am

2 stops18h 11m

Dublin

Fri 10/30

8:00 am-1:06 pm

2 stops33h 06m

$736

Quickest round-trip

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 10/21

6:16 pm-9:45 am

1 stop10h 29m

Dublin

Fri 10/30

8:00 am-8:41 pm

2 stops16h 41m

$752

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sat 10/24

10:00 am-7:10 am

2 stops40h 10m

Dublin

Sun 11/1

9:00 am-10:30 pm

2 stops42h 30m

$756

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 11/10

1:42 pm-7:15 am

1 stop12h 33m

Dublin

Sat 11/14

11:30 am-9:39 pm

1 stop15h 09m

$766

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 11/10

5:00 pm-12:10 pm

2 stops14h 10m

Dublin

Sat 11/14

8:40 pm-6:38 pm

2 stops26h 58m

$767

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 9/23

2:41 pm-9:40 am

2 stops13h 59m

Dublin

Mon 9/28

8:30 pm-5:29 pm

2 stops25h 59m

$771

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 10/25

11:15 am-9:55 am

1 stop18h 40m

Dublin

Sun 11/1

9:00 am-10:30 pm

2 stops18h 30m

$772

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sat 10/24

7:05 pm-8:55 am

1 stop32h 50m

Dublin

Wed 11/4

5:45 am-5:17 pm

2 stops16h 32m

$773

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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?

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 91% 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 55m
Direct flights	None

The fastest flight from Louisville to Dublin takes 10h 55m

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 55m.
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 July 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 (12%), 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 1,534 reviews	Search KLM flights
Delta	PriceFrom $483	Free Cancellation	Rating 7.8 8,451 reviews	Search Delta flights
American Airlines	PriceFrom $488	Free Cancellation	Rating 7.1 11,783 reviews	Search American Airlines flights
United Airlines	PriceFrom $520	Free Cancellation	Rating 7.4 9,945 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $963	Free Cancellation	Rating 7.3 1,648 reviews	Search Aer Lingus flights

Kilkenny

Swords

Athlone

Bray

Kildare

Malahide

Mullingar

Wicklow

Drogheda

Portmarnock

Dundalk

Arklow

Leixlip

Castleknock

Naas

Cavan

Carlingford

Maynooth

Slane

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Fri 8/7

Fri 8/14

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland

Nearby airports

Airlines

Cabin classes

Other Ireland destinations

Other flights from Louisville

Complete your trip

Feeling lucky

Airports servicing Ireland

Cheap flights from Louisville to Dublin from $296

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 8/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Louisville to Dublin

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Louisville to Dublin

Our best United Airlines deals on Louisville to Dublin flight tickets

Air Canada flights from Louisville to Dublin

Our best Air Canada deals on Louisville to Dublin flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Louisville to Dublin that are best for you.

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

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

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

Fly to other destinations from Louisville

According to popular flight searches on momondo this year

Complete your trip to Dublin

Explore popular destinations other users love

According to popular flight searches on momondo this year