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Cheap flights from Louisville to Ireland from $186

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 Ireland departing on 1/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Louisville to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
8:02 pm - 3:40 pm
SDF
-
DUB
14h 38m2 stops
British Airways Logo
6:40 am - 7:07 pm
DUB
-
SDF
16h 27m2 stops
$410British Airways
Sun, Mar 1 - Wed, Mar 11
British Airways Logo
7:13 pm - 1:35 pm
SDF
-
DUB
13h 22m2 stops
British Airways Logo
6:30 pm - 6:30 pm
DUB
-
SDF
29h 00m2 stops
$412British Airways
Mon, Jan 26 - Mon, Feb 2
British Airways Logo
1:30 pm - 1:35 pm
SDF
-
DUB
20h 05m2 stops
British Airways Logo
7:45 pm - 11:20 pm
DUB
-
SDF
31h 35m2 stops
$418British Airways
Mon, Mar 9 - Mon, Mar 16
American Airlines Logo
7:13 pm - 1:35 pm
SDF
-
DUB
13h 22m2 stops
American Airlines Logo
11:30 am - 9:13 pm
DUB
-
SDF
14h 43m1 stop
$425American Airlines
Mon, Feb 9 - Thu, Feb 19
Multiple Airlines Logo
12:07 pm - 2:20 pm
SDF
-
DUB
21h 13m2 stops
Multiple Airlines Logo
3:20 pm - 11:20 pm
DUB
-
SDF
12h 00m1 stop
$426Multiple Airlines
Sun, Mar 1 - Wed, Mar 11
American Airlines Logo
7:13 pm - 10:20 am
SDF
-
DUB
10h 07m1 stop
American Airlines Logo
11:30 am - 9:13 pm
DUB
-
SDF
14h 43m1 stop
$435American Airlines
Mon, Feb 9 - Thu, Feb 19
United Airlines Logo
2:05 pm - 8:10 am
SDF
-
DUB
13h 05m1 stop
United Airlines Logo
9:00 am - 12:59 pm
DUB
-
SDF
32h 59m2 stops
$458United Airlines
Mon, Jan 26 - Mon, Feb 2
Air Canada Logo
1:50 pm - 7:10 am
SDF
-
DUB
36h 20m2 stops
Air Canada Logo
9:00 am - 7:31 pm
DUB
-
SDF
39h 31m2 stops
$466Air Canada
Wed, Feb 4 - Sun, Feb 8
Air Canada Logo
2:05 pm - 3:25 pm
SDF
-
ORK
20h 20m3 stops
Air Canada Logo
7:40 am - 10:30 pm
ORK
-
SDF
19h 50m3 stops
$1,371Air Canada
Mon, Jan 19 - Thu, Jan 22
Multiple Airlines Logo
7:05 pm - 3:10 pm
SDF
-
ORK
15h 05m2 stops
Multiple Airlines Logo
11:45 am - 10:16 pm
ORK
-
SDF
15h 31m2 stops
$4,551Multiple Airlines
Wed, May 20 - Wed, May 27

American Airlines flights from Louisville to Ireland

Our best American Airlines deals on Louisville to Ireland flight tickets
American Airlines
Feb 9
SDF7:13 pmLouisville Intl
13h 22m
2 stops
DUB1:35 pmDublin
Feb 19
DUB11:30 amDublin
14h 43m
1 stop
SDF9:13 pmLouisville Intl
$425
American Airlines
Feb 9
SDF7:13 pmLouisville Intl
10h 07m
1 stop
DUB10:20 amDublin
Feb 19
DUB11:30 amDublin
14h 43m
1 stop
SDF9:13 pmLouisville Intl
$435
American Airlines
Mar 16
SDF7:08 amLouisville Intl
18h 02m
1 stop
DUB5:10 amDublin
Mar 24
DUB11:40 amDublin
13h 59m
2 stops
SDF9:39 pmLouisville Intl
$439

United Airlines flights from Louisville to Ireland

Our best United Airlines deals on Louisville to Ireland flight tickets
United Airlines
Jan 10
SDF11:10 amLouisville Intl
16h 00m
1 stop
DUB8:10 amDublin
Jan 21
DUB9:00 amDublin
34h 48m
2 stops
SDF2:48 pmLouisville Intl
$458
United Airlines
Feb 4
SDF1:50 pmLouisville Intl
12h 40m
1 stop
DUB7:30 amDublin
Feb 8
DUB9:00 amDublin
18h 30m
2 stops
SDF10:30 pmLouisville Intl
$481
United Airlines
Jan 10
SDF1:50 pmLouisville Intl
12h 40m
1 stop
DUB7:30 amDublin
Jan 21
DUB10:40 amDublin
14h 48m
1 stop
SDF8:28 pmLouisville Intl
$485

momondo Fare Finder

 
Customize your flight search to find flights from Louisville to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from Louisville to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 3/1

8:02 pm-3:40 pm

2 stops14h 38m

Dublin

Wed 3/11

6:40 am-7:07 pm

2 stops16h 27m

$410

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 1/26

7:13 pm-1:35 pm

2 stops13h 22m

Dublin

Mon 2/2

6:30 pm-6:30 pm

2 stops29h 00m

$412

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

1:30 pm-1:35 pm

2 stops20h 05m

Dublin

Mon 3/16

7:45 pm-11:20 pm

2 stops31h 35m

$418

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-9:13 pm

1 stop14h 43m

$425

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 3/1

12:07 pm-2:20 pm

2 stops21h 13m

Dublin

Wed 3/11

3:20 pm-11:20 pm

1 stop12h 00m

$426

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 2/9

7:13 pm-10:20 am

1 stop10h 07m

Dublin

Thu 2/19

11:30 am-9:13 pm

1 stop14h 43m

$435

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 1/26

2:05 pm-8:10 am

1 stop13h 05m

Dublin

Mon 2/2

9:00 am-12:59 pm

2 stops32h 59m

$458

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 2/4

1:50 pm-7:10 am

2 stops36h 20m

Dublin

Sun 2/8

9:00 am-7:31 pm

2 stops39h 31m

$466

LouisvilleCork

SDF - ORK

SDFORK

Louisville Intl

Mon 1/19

2:05 pm-3:25 pm

3 stops20h 20m

Cork

Thu 1/22

7:40 am-10:30 pm

3 stops19h 50m

$1,371

LouisvilleCork

SDF - ORK

SDFORK

Louisville Intl

Wed 5/20

7:05 pm-3:10 pm

2 stops15h 05m

Cork

Wed 5/27

11:45 am-10:16 pm

2 stops15h 31m

$4,551

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Ireland from

How to get the cheapest flight ticket from Louisville to Ireland

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 Ireland?

In general, December is the cheapest month to fly from Louisville to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $483. If you aren’t able to travel to Ireland during the month of December, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $533.

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $792 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Louisville for as low as $709 on momondo.

Can stopping save me money on Louisville to Ireland flights?

You could potentially save up to 7% on your flight if you consider stops on a Louisville to Ireland flight.

Cheap Louisville to Ireland flight deals and tips

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

Fastest flight time

10h 55m

Direct flights

None
The fastest flight from Louisville to Ireland takes 10h 55m
There are no direct flights from Louisville to Ireland. There are no popular flight routes from Louisville to Ireland.
Search flight deals

  • When did momondo last update prices for flights from Louisville Intl Airport to Ireland?

    Prices for flights from Louisville Intl Airport to Ireland refresh daily.

  • How many operators does momondo search for flights from Louisville Intl Airport to Ireland?

  • How old do you have to be to fly from Louisville Intl Airport to Ireland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The necessary travel and health documents for your Ireland 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.

Best airlines flying from Louisville to Ireland

Compare and see reviews for airlines that fly from Louisville to Ireland with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $483Free CancellationRating
7.7
1,434 reviews
Search KLM flights
American AirlinesPriceFrom $485Free CancellationRating
7.2
11,097 reviews
Search American Airlines flights
DeltaPriceFrom $504Free CancellationRating
7.9
8,026 reviews
Search Delta flights
United AirlinesPriceFrom $536Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Ireland?

It is quick and easy to find Louisville to Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ireland that suits you.

Can I find flights from Louisville to Ireland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ireland from Louisville which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Louisville to Ireland?

momondo helps you find the best flight between Louisville and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Louisville to Ireland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Louisville to Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Ireland 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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Find better results for your trip to Ireland

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
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Flights to Donegalfrom $501