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$770+ Cheap flights from Sydney (SYD) to Louisville (SDF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SDF
Mar 27 — Apr 31
Fri 3/27
Fri 4/3
1 adult, Economy
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Cheap flight deals from Sydney to Louisville

Cheapest flights from Sydney to Louisville
Explore the most affordable flight options available from Sydney to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 25, 2026.

This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/249:15 am
SYD
-
SDF
2 stops25h 24m
Delta
Mon 5/49:38 am
SDF
-
SYD
2 stops31h 12m
Delta
Deal found 2/20$1,237
This Delta deal was found by Cheapflights users on 2/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/261:15 pm
SYD
-
SDF
2 stops37h 36m
Delta
Thu 4/27:45 am
SDF
-
SYD
2 stops33h 05m
Delta
Deal found 2/23$1,243
This United Airlines deal was found by Cheapflights users on 2/23. 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.
Thu 3/2611:50 am
SYD
-
SDF
1 stop23h 01m
United Airlines
Thu 4/23:36 pm
SDF
-
SYD
2 stops25h 24m
United Airlines
Deal found 2/23$1,251
This American Airlines deal was found by Cheapflights users on 2/22. 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.
Fri 4/249:10 am
SYD
-
SDF
2 stops23h 20m
American Airlines
Mon 5/45:41 pm
SDF
-
SYD
1 stop23h 14m
American Airlines
Deal found 2/22$1,657
This United Airlines deal was found by Cheapflights users on 2/23. 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 3/62:00 pm
SYD
-
SDF
2 stops24h 13m
United Airlines
Tue 3/103:15 pm
SDF
-
SYD
2 stops25h 50m
United Airlines
Deal found 2/23$1,832

Find flight deals from Sydney to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,237
(Delta)

One-way from

$770
(Delta)

Popular in

July

Cheapest in

October
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 Sydney Kingsford Smith to Louisville Intl
Search Deals
One-way flight from Sydney Kingsford Smith to Louisville Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($152 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($55 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sydney 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 February 25, 2026.
Use the filters below to find and compare flights from Sydney to Louisville that are best for you.

Fly from

Sydney

Fly to

Louisville

Route

Depart

Return

Price

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

9:15 am-8:39 pm

2 stops25h 24m

Louisville Intl

Mon 5/4

9:38 am-6:50 am

2 stops31h 12m

$1,237

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Thu 3/26

1:15 pm-11:51 am

2 stops37h 36m

Louisville Intl

Thu 4/2

7:45 am-7:50 am

2 stops33h 05m

$1,243

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

12:00 pm-7:24 pm

1 stop21h 24m

Louisville Intl

Mon 5/4

7:55 pm-6:55 am

1 stop21h 00m

$1,664

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 3/6

11:50 am-7:51 pm

1 stop24h 01m

Louisville Intl

Tue 3/10

3:15 pm-9:15 am

2 stops27h 00m

$1,832

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

6:15 pm-9:30 pm

3 stops41h 15m

Louisville Intl

Mon 5/4

5:41 pm-6:10 am

2 stops46h 29m

$1,935

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

12:00 pm-7:24 pm

1 stop21h 24m

Louisville Intl

Mon 5/4

5:41 pm-8:15 am

2 stops24h 34m

$1,989

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Thu 3/26

6:30 am-1:31 pm

2 stops22h 01m

Louisville Intl

Thu 4/2

12:14 pm-9:20 am

3 stops30h 06m

$2,240

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 6/16

9:15 am-8:45 am

2 stops37h 30m

$770

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 6/16

12:00 pm-5:31 pm

1 stop19h 31m

$1,382

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 6/16

5:55 pm-11:19 pm

3 stops43h 24m

$1,393

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 11 results
1
2
  • Most accurate provider: When it comes to deals on Sydney-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sydney-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sydney-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sydney to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Sydney 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 Sydney to Louisville

What is the cheapest month to book a flight from Sydney to Louisville?

Currently, June is the cheapest month in which you can book a flight from Sydney to Louisville (average of $728). Flying from Sydney to Louisville in April is currently the most expensive (average of $1,209). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

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

  • How long is the flight from Sydney to Louisville?

    There are many flights that can get you from Sydney to Louisville in 21h 24m. Fly via Delta or American Airlines to get the fastest option. Sydney and Louisville are separated by a distance of 9288 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sydney 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.

  • What is the cheapest month to book a flight from Sydney to Louisville?

    Currently, June is the cheapest month in which you can book a flight from Sydney to Louisville (average of $728). Flying from Sydney to Louisville in April is currently the most expensive (average of $1,209). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Louisville?

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

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