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Look for other cheap flights to Louisville Intl

$874 Cheap flights to Louisville

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Louisville departing on 11/2. 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

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Find the cheapest flights from Australia to Louisville

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
09:30 - 22:32
MEL
-
SDF
27h 02m2 stops
United Airlines Logo
13:58 - 07:30
SDF
-
MEL
27h 32m2 stops
$1,310United Airlines
Fri, 10 Apr - Wed, 22 Apr
United Airlines Logo
09:30 - 20:21
SYD
-
SDF
24h 51m2 stops
United Airlines Logo
15:20 - 07:00
SDF
-
SYD
25h 40m2 stops
$2,122United Airlines
Fri, 24 Apr - Mon, 4 May
Delta Logo
09:25 - 19:01
SYD
-
SDF
23h 36m2 stops
Delta Logo
19:30 - 06:35
SDF
-
SYD
45h 05m2 stops
$2,137Delta
Fri, 24 Apr - Mon, 4 May
United Airlines Logo
09:30 - 22:03
SYD
-
SDF
26h 33m2 stops
United Airlines Logo
13:55 - 07:00
SDF
-
SYD
27h 05m2 stops
$2,146United Airlines
Fri, 24 Apr - Mon, 4 May
American Airlines Logo
09:10 - 17:30
SYD
-
SDF
22h 20m2 stops
American Airlines Logo
20:30 - 06:55
SDF
-
SYD
20h 25m1 stop
$2,327American Airlines
Fri, 24 Apr - Mon, 4 May
Delta Logo
10:40 - 23:55
SYD
-
SDF
29h 15m2 stops
Delta Logo
12:22 - 08:30
SDF
-
SYD
28h 08m2 stops
$2,337Delta
Sun, 18 Jan - Sun, 25 Jan
American Airlines Logo
12:00 - 21:37
SYD
-
SDF
23h 37m1 stop
American Airlines Logo
20:30 - 06:55
SDF
-
SYD
20h 25m1 stop
$2,338American Airlines
Fri, 24 Apr - Mon, 4 May
Multiple Airlines Logo
12:00 - 21:37
SYD
-
SDF
23h 37m1 stop
Multiple Airlines Logo
14:35 - 06:55
SDF
-
SYD
26h 20m1 stop
$2,890Multiple Airlines
Fri, 24 Apr - Mon, 4 May
Multiple Airlines Logo
09:00 - 19:43
SYD
-
SDF
24h 43m2 stops
Multiple Airlines Logo
14:35 - 06:55
SDF
-
SYD
26h 20m1 stop
$2,911Multiple Airlines
Fri, 24 Apr - Mon, 4 May
Qantas Airways Logo
16:05 - 19:42
MEL
-
SDF
19h 37m1 stop
Qantas Airways Logo
13:46 - 05:00
SDF
-
MEL
23h 14m1 stop
$4,051Qantas Airways
Fri, 19 Dec - Fri, 26 Dec

momondo Fare Finder

 
Locate flights to Louisville Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 5 December 2025.
Use the filters below to find and compare flights to Louisville that are best for you.

Fly from

Route

Depart

Return

Price

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Fri 10/4

09:30-22:32

2 stops27h 02m

Louisville Intl

Wed 22/4

13:58-07:30

2 stops27h 32m

$1,310

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

09:30-20:21

2 stops24h 51m

Louisville Intl

Mon 4/5

15:20-07:00

2 stops25h 40m

$2,122

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

09:25-19:01

2 stops23h 36m

Louisville Intl

Mon 4/5

19:30-06:35

2 stops45h 05m

$2,137

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

09:30-22:03

2 stops26h 33m

Louisville Intl

Mon 4/5

13:55-07:00

2 stops27h 05m

$2,146

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

09:10-17:30

2 stops22h 20m

Louisville Intl

Mon 4/5

20:30-06:55

1 stop20h 25m

$2,327

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Sun 18/1

10:40-23:55

2 stops29h 15m

Louisville Intl

Sun 25/1

12:22-08:30

2 stops28h 08m

$2,337

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

12:00-21:37

1 stop23h 37m

Louisville Intl

Mon 4/5

20:30-06:55

1 stop20h 25m

$2,338

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

12:00-21:37

1 stop23h 37m

Louisville Intl

Mon 4/5

14:35-06:55

1 stop26h 20m

$2,890

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

09:00-19:43

2 stops24h 43m

Louisville Intl

Mon 4/5

14:35-06:55

1 stop26h 20m

$2,911

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Fri 19/12

16:05-19:42

1 stop19h 37m

Louisville Intl

Fri 26/12

13:46-05:00

1 stop23h 14m

$4,051

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Louisville from

Louisville flights insights and trends

Explore insights for your Louisville flight to craft the best travel plan

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

Our data shows that Thursday is the least expensive day to fly to Louisville. Tickets to fly out on this day can be as low as $1,731. Flights from Australia to Louisville on a Sunday will generally be more expensive and average around $3,399. 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 Louisville?

Flying to Louisville from Australia in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,915 when looking at flights departing in the afternoon. In contrast, the most expensive time of day to depart to Louisville is in the evening when prices are around $3,074.

Cheapest flights to Louisville Intl

Find the cheapest flights to Louisville Intl from your nearest city or airport
Find flights from Sydney to Louisville
CHEAPEST MONTH TO FLY TO LOUISVILLE FROM SYDNEYOctober23% cheaperFlying from Sydney to Louisville costs on average just $1,532 in October
MOST EXPENSIVE MONTH TO FLY TO LOUISVILLE FROM SYDNEYDecember74% more expensiveIt costs about $3,419 for flights to Louisville from Sydney in December
MOST POPULAR MONTH TO FLY TO LOUISVILLE FROM SYDNEYDecember400% more users visitedMore momondo users searched in flights to Louisville from Sydney in December than any other month

Cheap Louisville flight deals and tips

Summary info about Louisville flight prices, duration and airlines

Best One-Way Price

$874

Best Round-Trip Price

$1,310

Fastest flight time

22h 51m

Popular in

August
The best one-way flight price to Louisville from Australia in the last 72 hours is $874 (Melbourne to Louisville Intl).
Search Deals
The best round-trip flight price to Louisville from Australia in the last 72 hours is $1,310 (Melbourne to Louisville Intl).
Search Deals
The fastest flight to Louisville from Australia takes 22h 51m (Melbourne to Louisville Intl).
Search Deals
August has the highest demand for flights to Louisville, with a 0% price increase on average.
Search Deals

Frequently asked questions about flying to Louisville

What is the cheapest month to fly to Louisville?

The month of October is, on average, the cheapest month to fly to Louisville from Australia, with most prices found around $1,532. If you are unable to visit Louisville during the month of October, then departing from Australia during the month January is also very affordable. Most momondo users find prices during this month for around $1,821.

Is there an alternative airport near Louisville?

Those flying to Louisville could potentially find better pricing at Louisville Intl Airport (8 km from Louisville city centre), Lexington Blue Grass Airport (103 km from Louisville city centre), Owensboro Daviess County Airport (136 km from Louisville city centre), Cincinnati Airport (150 km from Louisville city centre) or Evansville Dress Regional Airport (158 km from Louisville city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Louisville?

Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in Louisville is Louisville Intl Airport where the average price is $217. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

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

Prices for flights to Louisville Intl Airport are refreshed on a daily basis.

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

As of December 2025, there are 3 operators available to choose from for flights to Louisville Intl Airport.

How old do you have to be to fly to Louisville Intl 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 stopovers. It is recommended that you verify with the airline you are booking with for travel to Louisville Intl Airport.

What documentation or ID do you need to fly to Louisville Intl Airport?

The necessary travel and health documents for your Louisville Intl 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 licence 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.

Why use momondo?

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

It is quick and easy to find flights to Louisville 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 Louisville that suits you.

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

Yes. momondo enables you to select and highlight flights to Louisville with this policy.

How can momondo help me find flights to Louisville?

Once you have performed a search for flights to Louisville, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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Find better results for your trip to Louisville

Popular Flights to Louisville

Popular routes according to searches in the past day on momondo
Sydney Kingsford Smith to Louisville Intl Flightsfrom $1,419
Melbourne to Louisville Intl Flightsfrom $866
Adelaide to Louisville Intl Flightsfrom $1,668