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Cheap flights from Louisville to Dublin from $317

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 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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.
Air Canada Logo
6:00 pm - 8:15 am
SDF
-
DUB
33h 15m
2 stops
Air Canada Logo
9:00 am - 1:02 pm
DUB
-
SDF
33h 02m
2 stops
$781Air Canada
Mon, Aug 31 - Sat, Dec 12
United Airlines Logo
7:55 pm - 9:45 am
SDF
-
DUB
32h 50m
1 stop
United Airlines Logo
9:20 am - 12:05 am
DUB
-
SDF
19h 45m
2 stops
$798United Airlines
Mon, Jul 20 - Fri, Jul 31
British Airways Logo
7:01 pm - 2:30 pm
SDF
-
DUB
14h 29m
2 stops
British Airways Logo
8:30 pm - 6:31 pm
DUB
-
SDF
27h 01m
2 stops
$811British Airways
Mon, May 4 - Mon, May 11
Air Canada Logo
9:00 am - 7:45 am
SDF
-
DUB
17h 45m
2 stops
Air Canada Logo
9:20 am - 7:18 pm
DUB
-
SDF
38h 58m
2 stops
$820Air Canada
Sun, Jul 19 - Fri, Aug 7
American Airlines Logo
12:17 pm - 6:30 am
SDF
-
DUB
13h 13m
1 stop
American Airlines Logo
11:30 am - 9:43 pm
DUB
-
SDF
15h 13m
1 stop
$823American Airlines
Mon, Aug 31 - Sat, Dec 12
Air Canada Logo
7:22 am - 7:45 am
SDF
-
DUB
19h 23m
2 stops
Air Canada Logo
9:20 am - 10:57 pm
DUB
-
SDF
42h 37m
2 stops
$826Air Canada
Fri, Aug 14 - Sun, Aug 23
British Airways Logo
7:01 pm - 2:30 pm
SDF
-
DUB
14h 29m
2 stops
British Airways Logo
8:35 am - 9:30 pm
DUB
-
SDF
17h 55m
2 stops
$827British Airways
Mon, May 4 - Tue, May 19
British Airways Logo
7:01 pm - 2:30 pm
SDF
-
DUB
14h 29m
2 stops
British Airways Logo
8:35 am - 9:30 pm
DUB
-
SDF
17h 55m
2 stops
$829British Airways
Mon, May 4 - Tue, May 19
British Airways Logo
7:01 pm - 2:30 pm
SDF
-
DUB
14h 29m
2 stops
British Airways Logo
8:35 am - 9:30 pm
DUB
-
SDF
17h 55m
2 stops
$830British Airways
Thu, May 7 - Tue, May 12
British Airways Logo
7:01 pm - 2:30 pm
SDF
-
DUB
14h 29m
2 stops
British Airways Logo
8:35 am - 9:30 pm
DUB
-
SDF
17h 55m
2 stops
$831British Airways
Thu, May 7 - Tue, May 12

United Airlines flights from Louisville to Dublin

Our best United Airlines deals on Louisville to Dublin flight tickets
United Airlines
Jul 20
SDF7:55 pmLouisville Intl
32h 50m
1 stop
DUB9:45 amDublin
Jul 31
DUB9:20 amDublin
19h 45m
2 stops
SDF12:05 amLouisville Intl
$798
United Airlines
May 7
SDF4:17 pmLouisville Intl
10h 13m
1 stop
DUB7:30 amDublin
May 12
DUB9:50 amDublin
34h 05m
2 stops
SDF2:55 pmLouisville Intl
$832
United Airlines
May 7
SDF5:50 amLouisville Intl
20h 30m
1 stop
DUB7:20 amDublin
May 12
DUB9:50 amDublin
33h 39m
2 stops
SDF2:29 pmLouisville Intl
$833

American Airlines flights from Louisville to Dublin

Our best American Airlines deals on Louisville to Dublin flight tickets
American Airlines
Aug 31
SDF12:17 pmLouisville Intl
13h 13m
1 stop
DUB6:30 amDublin
Dec 12
DUB11:30 amDublin
15h 13m
1 stop
SDF9:43 pmLouisville Intl
$823
American Airlines
May 2
SDF9:43 amLouisville Intl
18h 52m
1 stop
DUB9:35 amDublin
May 9
DUB9:30 amDublin
19h 53m
1 stop
SDF12:23 amLouisville Intl
$881
American Airlines
May 13
SDF7:31 amLouisville Intl
17h 59m
1 stop
DUB6:30 amDublin
May 18
DUB1:45 pmDublin
13h 46m
1 stop
SDF10:31 pmLouisville Intl
$890

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 April 6, 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

Mon 8/31

6:00 pm-8:15 am

2 stops33h 15m

Dublin

Sat 12/12

9:00 am-1:02 pm

2 stops33h 02m

$781

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 7/20

7:55 pm-9:45 am

1 stop32h 50m

Dublin

Fri 7/31

9:20 am-12:05 am

2 stops19h 45m

$798

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 5/4

7:01 pm-2:30 pm

2 stops14h 29m

Dublin

Mon 5/11

8:30 pm-6:31 pm

2 stops27h 01m

$811

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 7/19

9:00 am-7:45 am

2 stops17h 45m

Dublin

Fri 8/7

9:20 am-7:18 pm

2 stops38h 58m

$820
Quickest round-trip

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 8/31

12:17 pm-6:30 am

1 stop13h 13m

Dublin

Sat 12/12

11:30 am-9:43 pm

1 stop15h 13m

$823

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Fri 8/14

7:22 am-7:45 am

2 stops19h 23m

Dublin

Sun 8/23

9:20 am-10:57 pm

2 stops42h 37m

$826

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 5/4

7:01 pm-2:30 pm

2 stops14h 29m

Dublin

Tue 5/19

8:35 am-9:30 pm

2 stops17h 55m

$827

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 5/4

7:01 pm-2:30 pm

2 stops14h 29m

Dublin

Tue 5/19

8:35 am-9:30 pm

2 stops17h 55m

$829

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Thu 5/7

7:01 pm-2:30 pm

2 stops14h 29m

Dublin

Tue 5/12

8:35 am-9:30 pm

2 stops17h 55m

$830

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Thu 5/7

7:01 pm-2:30 pm

2 stops14h 29m

Dublin

Tue 5/12

8:35 am-9:30 pm

2 stops17h 55m

$831

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 $507. 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 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 $719 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 17% 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 54m

Direct flights

None
The fastest flight from Louisville to Dublin takes 11h 54m
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 54m.

  • 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
KLMPriceFrom $483Free CancellationRating
7.7
1,490 reviews
Search KLM flights
American AirlinesPriceFrom $488Free CancellationRating
7.1
11,551 reviews
Search American Airlines flights
DeltaPriceFrom $504Free CancellationRating
7.9
8,385 reviews
Search Delta flights
United AirlinesPriceFrom $532Free CancellationRating
7.4
9,545 reviews
Search United Airlines flights
Aer LingusPriceFrom $797Free CancellationRating
7.2
1,499 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
Dundalk
Bray
Kildare
Mullingar
Wicklow
Drogheda
Portmarnock
Arklow
Castleknock
Malahide
Leixlip
Carlingford
Cavan
Maynooth
Naas
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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