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$949+ Cheap flights from Australia to Louisville (SDF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SDF
Jul 27 — Aug 31
Mon 7/27
Mon 8/3
1 adult, Economy
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Cheap flight deals from Australia to Louisville

Cheapest flights from Australia to Louisville
Explore the most affordable flight options available from Australia to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 27, 2026.

This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/710:55 am
MEL
-
SDF
2 stops26h 04m
United Airlines
Fri 8/143:25 pm
SDF
-
MEL
2 stops26h 05m
United Airlines
Deal found 6/23$949
This American Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:10 am
SYD
-
SDF
2 stops38h 35m
American Airlines
Tue 8/1811:09 am
SDF
-
SYD
1 stop29h 46m
American Airlines
Deal found 6/24$977
This American Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:10 am
SYD
-
SDF
2 stops23h 08m
American Airlines
Mon 8/174:01 pm
SDF
-
SYD
2 stops25h 04m
American Airlines
Deal found 6/25$981
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:30 am
SYD
-
SDF
2 stops24h 53m
United Airlines
Thu 8/139:45 am
SDF
-
SYD
2 stops31h 10m
United Airlines
Deal found 6/24$1,052
This American Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:00 pm
SYD
-
SDF
1 stop19h 23m
American Airlines
Thu 8/137:30 pm
SDF
-
SYD
1 stop21h 25m
American Airlines
Deal found 6/22$1,060
This Ovago deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:10 am
SYD
-
SDF
2 stops23h 23m
Qantas Airways
Thu 8/1311:09 am
SDF
-
SYD
1 stop29h 46m
Qantas Airways
Deal found 6/24$1,113
This American Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:15 am
MEL
-
SDF
2 stops23h 04m
American Airlines
Tue 9/294:19 pm
SDF
-
MEL
2 stops27h 56m
American Airlines
Deal found 6/25$1,170
This American Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/79:45 am
MEL
-
SDF
2 stops42h 19m
American Airlines
Tue 8/117:03 pm
SDF
-
MEL
1 stop43h 57m
American Airlines
Deal found 6/24$1,691
This Qantas Airways deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:00 am
MEL
-
SDF
2 stops23h 19m
Multiple Airlines
Tue 9/294:19 pm
SDF
-
MEL
3 stops28h 51m
Multiple Airlines
Deal found 6/25$1,763
This oojo deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:50 pm
MEL
-
SDF
2 stops40h 27m
Qantas Airways
Fri 8/147:03 pm
SDF
-
MEL
1 stop43h 57m
Qantas Airways
Deal found 6/23$1,908
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/79:30 am
MEL
-
SDF
2 stops28h 29m
United Airlines
Tue 8/113:35 pm
SDF
-
MEL
2 stops26h 40m
United Airlines
Deal found 6/24$2,044
This Emirates deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:00 pm
ADL
-
SDF
2 stops37h 45m
Emirates
Mon 8/173:35 pm
SDF
-
ADL
2 stops39h 00m
Emirates
Deal found 6/26$4,632

Find flight deals from Australia to Louisville

Keep the following information in mind while searching for Australia to Louisville flight deals. Data was last updated June 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$949
(United Airlines)
Provider with most accurate pricing for Sydney Kingsford Smith-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Louisville Intl flights.
Search Deals
From Australia to Louisville Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Australia to Louisville 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, Cheapflights users made 2,558,603 searches. Data last updated June 27, 2026.
Use the filters below to find and compare flights from Australia to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Fri 8/7

10:55 am-10:59 pm

2 stops26h 04m

Louisville Intl

Fri 8/14

3:25 pm-7:30 am

2 stops26h 05m

$949

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 8/14

9:10 am-12:49 pm

2 stops41h 39m

Louisville Intl

Tue 8/18

7:03 pm-6:55 am

1 stop21h 52m

$991

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Thu 8/6

12:00 pm-11:11 pm

2 stops25h 11m

Louisville Intl

Thu 8/13

4:01 pm-7:05 am

2 stops25h 04m

$1,052

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Thu 8/6

9:30 am-8:23 pm

2 stops24h 53m

Louisville Intl

Thu 8/13

9:45 am-6:55 am

2 stops31h 10m

$1,052

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Thu 8/6

9:10 am-6:33 pm

2 stops23h 23m

Louisville Intl

Thu 8/13

11:09 am-6:55 am

1 stop29h 46m

$1,113
Quickest round-trip

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Mon 8/10

12:00 pm-5:23 pm

1 stop19h 23m

Louisville Intl

Mon 8/17

7:03 pm-6:55 am

1 stop21h 52m

$1,360

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Mon 7/20

12:00 pm-10:04 pm

2 stops24h 04m

Louisville Intl

Mon 7/27

4:05 pm-7:05 am

2 stops25h 00m

$1,515

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Fri 8/7

9:45 am-2:04 pm

2 stops42h 19m

Louisville Intl

Tue 8/11

7:03 pm-5:00 am

1 stop43h 57m

$1,701

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Wed 9/9

8:00 am-5:19 pm

2 stops23h 19m

Louisville Intl

Tue 9/29

4:19 pm-11:10 am

3 stops28h 51m

$1,763

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Fri 8/7

9:30 am-11:59 pm

2 stops28h 29m

Louisville Intl

Tue 8/11

3:35 pm-8:15 am

2 stops26h 40m

$2,044

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/23

Showing 1-10 of 12 resultsSorted by cheapest first
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Best time to book a flight from Australia to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Australia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Australia to Louisville
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Australia to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Louisville from Australia?

    Louisville Intl (SDF), located 5.3 mi from the city center, is the airport you fly into when you book flights from Australia to Louisville.

  • How long is the flight from Australia to Louisville?

    For as low as $949, United Airlines can have you in Louisville from Australia in 26h 04m. Australia and Louisville are separated by a distance of 9709 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Australia to Louisville?

    The most popular flight routes from Australia to Louisville are Sydney Kingsford Smith - Louisville Intl, Adelaide - Louisville Intl and Melbourne - Louisville Intl.

  • Can I find deals for flights from Australia to Louisville that include hotel bookings?

    Yes. In addition to deals on Australia to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Australia to Louisville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to Louisville.

  • Can I find deals for business class flights from Australia to Louisville?

    Yes. Cheapflights offers flight deals from Australia to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Corydon
Shepherdsville
Elizabethtown
Jeffersonville
Bardstown

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