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Cheap flights from Louisville to Ireland from $246

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 10/22. 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
0 bags

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Find the cheapest flights from Louisville to Ireland

Cheap round-trip flights

Scandinavian Airlines Logo
5:45 pm - 11:45 amSDF-DUB
37h 00m2 stops
Scandinavian Airlines Logo
12:30 pm - 11:56 pmDUB-SDF
40h 26m2 stops
$490Scandinavian Airlines
Find Deal
Mon, Feb 9 - Thu, Feb 19
Multiple Airlines Logo
8:45 am - 7:30 amSDF-DUB
18h 45m1 stop
Multiple Airlines Logo
9:00 am - 10:29 pmDUB-SDF
18h 29m2 stops
$497Multiple Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 19
KLM Logo
12:40 pm - 7:45 amSDF-DUB
14h 05m1 stop
KLM Logo
9:45 am - 8:52 pmDUB-SDF
15h 07m1 stop
$502KLM
Find Deal
Mon, Mar 2 - Tue, Mar 17
United Airlines Logo
11:10 am - 8:10 amSDF-DUB
16h 00m1 stop
United Airlines Logo
10:40 am - 8:14 pmDUB-SDF
14h 34m1 stop
$503United Airlines
Find Deal
Mon, Feb 9 - Thu, Feb 19
American Airlines Logo
1:00 pm - 8:40 amSDF-DUB
14h 40m1 stop
American Airlines Logo
11:30 am - 9:47 pmDUB-SDF
15h 17m2 stops
$507American Airlines
Find Deal
Mon, Feb 9 - Thu, Feb 19
United Airlines Logo
1:55 pm - 10:20 amSDF-DUB
16h 25m1 stop
United Airlines Logo
8:00 am - 2:47 pmDUB-SDF
34h 47m2 stops
$524United Airlines
Find Deal
Mon, Mar 9 - Mon, Mar 16
American Airlines Logo
3:59 pm - 10:15 amSDF-DUB
13h 16m2 stops
American Airlines Logo
11:30 am - 9:02 pmDUB-SDF
14h 32m1 stop
$550American Airlines
Find Deal
Sun, Feb 1 - Mon, Feb 9
KLM Logo
7:30 pm - 7:45 amSDF-DUB
32h 15m1 stop
KLM Logo
9:45 am - 7:02 pmDUB-SDF
13h 17m1 stop
$558KLM
Find Deal
Mon, Mar 9 - Mon, Mar 16
Delta Logo
7:30 pm - 7:45 amSDF-DUB
31h 15m1 stop
Delta Logo
9:45 am - 7:02 pmDUB-SDF
13h 17m1 stop
$608Delta
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Fri, Mar 6 - Mon, Mar 16
Delta Logo
10:10 am - 8:45 amSDF-DUB
18h 35m2 stops
Delta Logo
9:45 am - 10:55 pmDUB-SDF
17h 10m1 stop
$672Delta
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Mon, Mar 9 - Sun, Mar 15

Air Canada flights from Louisville to Ireland

Our best Air Canada deals on Louisville to Ireland flight tickets
Air Canada
Mar 8
SDF7:45 amLouisville Intl
18h 25m
2 stops
DUB6:10 amDublin
Mar 16
DUB8:00 amDublin
39h 25m
2 stops
SDF7:25 pmLouisville Intl
$531
Find similar
Air Canada
Mar 7
SDF6:00 pmLouisville Intl
31h 10m
2 stops
DUB6:10 amDublin
Mar 15
DUB8:00 amDublin
39h 25m
2 stops
SDF7:25 pmLouisville Intl
$536
Find similar
Air Canada
Oct 5
SDF10:55 amLouisville Intl
16h 20m
2 stops
DUB8:15 amDublin
Oct 15
DUB9:50 amDublin
17h 40m
2 stops
SDF10:30 pmLouisville Intl
$648
Find similar

United Airlines flights from Louisville to Ireland

Our best United Airlines deals on Louisville to Ireland flight tickets
United Airlines
Feb 9
SDF11:10 amLouisville Intl
16h 00m
1 stop
DUB8:10 amDublin
Feb 19
DUB10:40 amDublin
14h 34m
1 stop
SDF8:14 pmLouisville Intl
$503
Find similar
United Airlines
Mar 9
SDF1:55 pmLouisville Intl
16h 25m
1 stop
DUB10:20 amDublin
Mar 16
DUB8:00 amDublin
34h 47m
2 stops
SDF2:47 pmLouisville Intl
$524
Find similar
United Airlines
Mar 9
SDF2:10 pmLouisville Intl
16h 10m
2 stops
DUB10:20 amDublin
Mar 16
DUB8:00 amDublin
34h 47m
2 stops
SDF2:47 pmLouisville Intl
$529
Find similar

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 September 17, 2025.
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

Mon 2/9

5:45 pm-11:45 am

2 stops37h 00m

Dublin

Thu 2/19

12:30 pm-11:56 pm

2 stops40h 26m

$490

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 10/29

8:45 am-7:30 am

1 stop18h 45m

Dublin

Wed 11/19

9:00 am-10:29 pm

2 stops18h 29m

$497

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/2

12:40 pm-7:45 am

1 stop14h 05m

Dublin

Tue 3/17

9:45 am-8:52 pm

1 stop15h 07m

$502

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 2/9

11:10 am-8:10 am

1 stop16h 00m

Dublin

Thu 2/19

10:40 am-8:14 pm

1 stop14h 34m

$503

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 2/9

1:00 pm-8:40 am

1 stop14h 40m

Dublin

Thu 2/19

11:30 am-9:47 pm

2 stops15h 17m

$507

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

1:55 pm-10:20 am

1 stop16h 25m

Dublin

Mon 3/16

8:00 am-2:47 pm

2 stops34h 47m

$524

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 2/1

3:59 pm-10:15 am

2 stops13h 16m

Dublin

Mon 2/9

11:30 am-9:02 pm

1 stop14h 32m

$550

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

7:30 pm-7:45 am

1 stop32h 15m

Dublin

Mon 3/16

9:45 am-7:02 pm

1 stop13h 17m

$558

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Fri 3/6

7:30 pm-7:45 am

1 stop31h 15m

Dublin

Mon 3/16

9:45 am-7:02 pm

1 stop13h 17m

$608

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

10:10 am-8:45 am

2 stops18h 35m

Dublin

Sun 3/15

9:45 am-10:55 pm

1 stop17h 10m

$672

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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, November 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 $531. If you aren’t able to travel to Ireland during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $581.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Monday when prices can be found for as low as $840. This is often the case because there is less demand to fly during this day of the week. Flights from Louisville to Ireland on a Thursday will generally be more expensive and average around $1,075. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ireland?

According to our data, the cheapest time of day to fly to Ireland is at noon. momondo users have found flights departing from Louisville to Ireland at noon for as low as $858. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is in the morning when prices are around $1,010.

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 $845 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 $661 on momondo.

Cheap Louisville to Ireland flight deals and tips

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

Direct flights

None
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 $523Free CancellationRating
7.8
1,386 reviews
Search KLM flights
DeltaPriceFrom $536Free CancellationRating
7.9
7,961 reviews
Search Delta flights
United AirlinesPriceFrom $552Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
American AirlinesPriceFrom $567Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Scandinavian AirlinesPriceFrom $662Free CancellationRating
7.4
1,486 reviews
Search Scandinavian Airlines flights
Aer LingusPriceFrom $752Free CancellationRating
7.2
1,277 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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Popular flights according to clicks in the last 7 days on momondo
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