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Cheap flights from Louisville to Dublin from $520

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 5/28. 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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0 bags

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Find the cheapest flights from Louisville to Dublin

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
12:43 pm - 9:40 am
SDF
-
DUB
15h 57m
2 stops
British Airways Logo
10:20 am - 10:59 pm
DUB
-
SDF
17h 39m
2 stops
$717British Airways
Wed, Nov 4 - Wed, Nov 11
British Airways Logo
5:08 pm - 7:30 pm
SDF
-
DUB
21h 22m
2 stops
British Airways Logo
10:30 am - 10:58 pm
DUB
-
SDF
17h 28m
2 stops
$731British Airways
Tue, Sep 1 - Fri, Sep 11
British Airways Logo
5:08 pm - 6:50 pm
SDF
-
DUB
20h 42m
2 stops
British Airways Logo
8:35 am - 9:26 pm
DUB
-
SDF
17h 51m
2 stops
$743British Airways
Tue, Sep 1 - Tue, Sep 8
Finnair Logo
7:08 pm - 5:15 pm
SDF
-
DUB
17h 07m
2 stops
Finnair Logo
12:40 pm - 10:17 pm
DUB
-
SDF
14h 37m
1 stop
$767Finnair
Tue, Sep 1 - Tue, Sep 8
KLM Logo
4:00 pm - 7:55 am
SDF
-
DUB
10h 55m
1 stop
KLM Logo
1:25 pm - 12:02 am
DUB
-
SDF
15h 37m
2 stops
$772KLM
Wed, Nov 4 - Wed, Nov 11
KLM Logo
4:00 pm - 7:55 am
SDF
-
DUB
10h 55m
1 stop
KLM Logo
9:45 am - 10:35 pm
DUB
-
SDF
17h 50m
1 stop
$775KLM
Wed, Nov 4 - Wed, Nov 11
United Airlines Logo
5:45 pm - 9:45 am
SDF
-
DUB
11h 00m
1 stop
United Airlines Logo
9:20 am - 10:28 pm
DUB
-
SDF
18h 08m
2 stops
$776United Airlines
Sun, Sep 6 - Wed, Sep 9
American Airlines Logo
6:13 pm - 9:35 am
SDF
-
DUB
10h 22m
1 stop
American Airlines Logo
11:45 am - 9:38 pm
DUB
-
SDF
14h 53m
1 stop
$778American Airlines
Mon, Oct 12 - Wed, Oct 21
United Airlines Logo
1:15 pm - 7:30 am
SDF
-
DUB
13h 15m
1 stop
United Airlines Logo
11:35 am - 10:28 pm
DUB
-
SDF
15h 53m
1 stop
$780United Airlines
Sun, Sep 6 - Wed, Sep 9
Finnair Logo
1:18 pm - 9:45 am
SDF
-
DUB
15h 27m
1 stop
Finnair Logo
9:40 am - 10:55 pm
DUB
-
SDF
18h 15m
2 stops
$781Finnair
Mon, Oct 12 - Wed, Oct 21

United Airlines flights from Louisville to Dublin

Our best United Airlines deals on Louisville to Dublin flight tickets
United Airlines
Sep 6
SDF5:45 pmLouisville Intl
11h 00m
1 stop
DUB9:45 amDublin
Sep 9
DUB9:20 amDublin
18h 08m
2 stops
SDF10:28 pmLouisville Intl
$776
United Airlines
Sep 6
SDF1:15 pmLouisville Intl
13h 15m
1 stop
DUB7:30 amDublin
Sep 9
DUB11:35 amDublin
15h 53m
1 stop
SDF10:28 pmLouisville Intl
$780
United Airlines
Sep 1
SDF1:13 pmLouisville Intl
13h 17m
1 stop
DUB7:30 amDublin
Sep 11
DUB9:20 amDublin
32h 51m
2 stops
SDF1:11 pmLouisville Intl
$783

Finnair flights from Louisville to Dublin

Our best Finnair deals on Louisville to Dublin flight tickets
Finnair
Sep 8
SDF7:08 pmLouisville Intl
17h 07m
2 stops
DUB5:15 pmDublin
Sep 17
DUB12:40 pmDublin
15h 26m
1 stop
SDF11:06 pmLouisville Intl
$732
Finnair
Sep 1
SDF7:08 pmLouisville Intl
17h 07m
2 stops
DUB5:15 pmDublin
Sep 8
DUB12:40 pmDublin
14h 37m
1 stop
SDF10:17 pmLouisville Intl
$767
Finnair
Oct 12
SDF1:18 pmLouisville Intl
15h 27m
1 stop
DUB9:45 amDublin
Oct 21
DUB9:40 amDublin
18h 15m
2 stops
SDF10:55 pmLouisville Intl
$781

momondo Fare Finder

 
Customize your flight search to find flights from Louisville to Dublin 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 May 21, 2026.
Use the filters below to find and compare flights from Louisville to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 11/4

12:43 pm-9:40 am

2 stops15h 57m

Dublin

Wed 11/11

10:20 am-10:59 pm

2 stops17h 39m

$717

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 9/1

5:08 pm-7:30 pm

2 stops21h 22m

Dublin

Fri 9/11

10:30 am-10:58 pm

2 stops17h 28m

$731

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 9/1

5:08 pm-6:50 pm

2 stops20h 42m

Dublin

Tue 9/8

8:35 am-9:26 pm

2 stops17h 51m

$743

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 9/1

7:08 pm-5:15 pm

2 stops17h 07m

Dublin

Tue 9/8

12:40 pm-10:17 pm

1 stop14h 37m

$767

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 11/4

4:00 pm-7:55 am

1 stop10h 55m

Dublin

Wed 11/11

1:25 pm-12:02 am

2 stops15h 37m

$772

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Wed 11/4

4:00 pm-7:55 am

1 stop10h 55m

Dublin

Wed 11/11

9:45 am-10:35 pm

1 stop17h 50m

$775

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 9/6

5:45 pm-9:45 am

1 stop11h 00m

Dublin

Wed 9/9

9:20 am-10:28 pm

2 stops18h 08m

$776
Quickest round-trip

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 10/12

6:13 pm-9:35 am

1 stop10h 22m

Dublin

Wed 10/21

11:45 am-9:38 pm

1 stop14h 53m

$778

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 9/6

1:15 pm-7:30 am

1 stop13h 15m

Dublin

Wed 9/9

11:35 am-10:28 pm

1 stop15h 53m

$780

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 10/12

1:18 pm-9:45 am

1 stop15h 27m

Dublin

Wed 10/21

9:40 am-10:55 pm

2 stops18h 15m

$781

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 Dublin from

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

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 $531.

How far in advance should I book a flight from Louisville to Dublin?

You are more likely to see cheaper flights to Dublin from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $736 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Louisville for as low as $531 on momondo.

Can stopping save me money on Louisville to Dublin flights?

You could potentially save up to 42% 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

11h 00m

Direct flights

None
The fastest flight from Louisville to Dublin takes 11h 00m
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 11h 00m.

  • 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?

  • 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?

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
DeltaPriceFrom $483Free CancellationRating
7.9
8,449 reviews
Search Delta flights
KLMPriceFrom $484Free CancellationRating
7.8
1,518 reviews
Search KLM flights
American AirlinesPriceFrom $488Free CancellationRating
7.1
11,639 reviews
Search American Airlines flights
United AirlinesPriceFrom $520Free CancellationRating
7.4
9,744 reviews
Search United Airlines flights
Aer LingusPriceFrom $963Free CancellationRating
7.3
1,573 reviews
Search Aer Lingus flights

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Swords
Athlone
Mullingar
Bray
Kildare
Dundalk
Wicklow
Drogheda
Malahide
Portmarnock
Arklow
Castleknock
Leixlip
Carlingford
Cavan
Naas
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

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