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Cheap flights from Louisville to Ireland from $459

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 9/22. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisville to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
5:57 pm - 7:10 amSDF  Louisville Intl-DUB Dublin
56h 13m2 stops Chicago O'Hare Intl Toronto Pearson Intl
Air Canada Logo
9:00 am - 4:57 pmDUB  Dublin-SDF Louisville Intl
36h 57m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$712Air Canada
Fri, Nov 13 - Thu, Nov 26
United Airlines Logo
11:00 am - 8:10 amSDF  Louisville Intl-DUB Dublin
16h 10m1 stop Chicago O'Hare Intl
United Airlines Logo
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
American Airlines Logo
2:53 pm - 9:35 amSDF  Louisville Intl-DUB Dublin
13h 42m1 stop Charlotte Douglas
American Airlines Logo
12:40 pm - 9:25 pmDUB  Dublin-SDF Louisville Intl
13h 45m1 stop Dallas/Fort Worth
$731American Airlines
Mon, Sep 21 - Tue, Oct 6
United Airlines Logo
6:15 pm - 9:45 amSDF  Louisville Intl-DUB Dublin
10h 30m1 stop Chicago O'Hare Intl
United Airlines Logo
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
Air Canada Logo
1:50 pm - 7:45 amSDF  Louisville Intl-DUB Dublin
12h 55m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
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
American Airlines Logo
2:53 pm - 9:35 amSDF  Louisville Intl-DUB Dublin
13h 42m1 stop Charlotte Douglas
American Airlines Logo
11:45 am - 11:17 pmDUB  Dublin-SDF Louisville Intl
16h 32m1 stop Charlotte Douglas
$740American Airlines
Wed, Sep 23 - Tue, Oct 6
Delta Logo
6:50 am - 7:55 amSDF  Louisville Intl-DUB Dublin
20h 05m1 stop Minneapolis St Paul
Delta Logo
8:55 am - 7:14 pmDUB  Dublin-SDF Louisville Intl
15h 19m2 stops Amsterdam Schiphol Minneapolis St Paul
$806Delta
Mon, Sep 7 - Wed, Sep 16
Delta Logo
3:43 pm - 8:45 amSDF  Louisville Intl-DUB Dublin
12h 02m1 stop Atlanta Hartsfield-Jackson
Delta Logo
8:55 am - 11:43 pmDUB  Dublin-SDF Louisville Intl
19h 48m2 stops Amsterdam Schiphol Minneapolis St Paul
$806Delta
Wed, Sep 9 - Fri, Sep 18
KLM Logo
4:30 pm - 7:55 amSDF  Louisville Intl-DUB Dublin
10h 25m1 stop Minneapolis St Paul
KLM Logo
12:00 pm - 11:43 pmDUB  Dublin-SDF Louisville Intl
16h 43m1 stop Minneapolis St Paul
$809KLM
Mon, Sep 7 - Tue, Sep 15
KLM Logo
10:32 am - 10:00 amSDF  Louisville Intl-DUB Dublin
18h 28m1 stop Detroit Metropolitan Wayne County
KLM Logo
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

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Air Canada flights from Louisville to Ireland

Our best Air Canada deals on Louisville to Ireland flight tickets
Air Canada
Nov 13
SDF5:57 pmLouisville Intl
56h 13m
2 stops
DUB7:10 amDublin
Nov 26
DUB9:00 amDublin
36h 57m
2 stops
SDF4:57 pmLouisville Intl
$712
Air Canada
Sep 23
SDF1:50 pmLouisville Intl
12h 55m
2 stops
DUB7:45 amDublin
Oct 6
DUB9:50 amDublin
31h 49m
2 stops
SDF12:39 pmLouisville Intl
$737
Air Canada
Sep 9
SDF1:50 pmLouisville Intl
12h 55m
2 stops
DUB7:45 amDublin
Sep 16
DUB9:20 amDublin
43h 36m
2 stops
SDF11:56 pmLouisville Intl
$786

American Airlines flights from Louisville to Ireland

Our best American Airlines deals on Louisville to Ireland 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
Nov 13
SDF7:30 amLouisville Intl
20h 00m
1 stop
DUB8:30 amDublin
Nov 26
DUB1:00 pmDublin
13h 09m
1 stop
SDF9:09 pmLouisville Intl
$756

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 August 9, 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

Cheapest round-trip

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Fri 11/13

5:57 pm-7:10 am

2 stops56h 13m

Dublin

Thu 11/26

9:00 am-4:57 pm

2 stops36h 57m

$712

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

Mon 9/7

6:50 am-7:55 am

1 stop20h 05m

Dublin

Wed 9/16

8:55 am-7:14 pm

2 stops15h 19m

$806

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Wed 9/9

3:43 pm-8:45 am

1 stop12h 02m

Dublin

Fri 9/18

8:55 am-11:43 pm

2 stops19h 48m

$806
Quickest round-trip

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 16 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 $483.

Can stopping save me money on Louisville to Ireland flights?

You could potentially save up to 37% 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 30m

Direct flights

None
The fastest flight from Louisville to Ireland takes 10h 30m
There are no direct flights from Louisville to Ireland. There are no popular flight routes from Louisville to Ireland.
Search flight deals

Frequently asked questions about flying from Louisville to Ireland

  • 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
7.8
1,555 reviews
Search KLM flights
DeltaPriceFrom $483Free CancellationRating
7.8
8,501 reviews
Search Delta flights
American AirlinesPriceFrom $488Free CancellationRating
7.1
11,894 reviews
Search American Airlines flights
United AirlinesPriceFrom $520Free CancellationRating
7.4
10,088 reviews
Search United Airlines flights
Aer LingusPriceFrom $963Free CancellationRating
7.3
1,691 reviews
Search Aer Lingus 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

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Find better results for your trip to Ireland

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