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$744+ 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
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
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 January 26, 2026.

This Delta deal was found by Cheapflights users on 1/23. 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.
Fri 4/249:15 am
SYD
-
SDF
2 stops28h 44m
Delta
Mon 5/411:01 am
SDF
-
SYD
2 stops29h 34m
Delta
Deal found 1/23$1,213
This American Airlines deal was found by Cheapflights users on 1/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2412:00 pm
SYD
-
SDF
1 stop25h 11m
American Airlines
Mon 5/45:42 pm
SDF
-
SYD
2 stops26h 48m
American Airlines
Deal found 1/23$1,634
This United Airlines deal was found by Cheapflights users on 1/23. 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.
Wed 2/1812:10 pm
SYD
-
SDF
2 stops23h 41m
United Airlines
Sun 2/223:30 pm
SDF
-
SYD
1 stop23h 30m
United Airlines
Deal found 1/23$1,729
This Cathay Pacific deal was found by Cheapflights users on 1/23. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/243:15 pm
SYD
-
SDF
3 stops45h 56m
Multiple Airlines
Mon 5/45:42 pm
SDF
-
SYD
2 stops46h 28m
Multiple Airlines
Deal found 1/23$1,883

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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,213
(Delta)

One-way from

$744
(Delta)

Popular in

July

Cheapest in

October

Average price

$1,204
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. 11% potential increase in price ($172 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 26, 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-6:44 pm

2 stops23h 29m

Louisville Intl

Mon 5/4

8:10 am-6:50 am

2 stops32h 40m

$1,222

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

12:00 pm-11:11 pm

1 stop25h 11m

Louisville Intl

Mon 5/4

5:42 pm-10:30 am

2 stops26h 48m

$1,634

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Wed 2/18

11:50 am-7:51 pm

1 stop24h 01m

Louisville Intl

Sun 2/22

3:30 pm-7:00 am

1 stop23h 30m

$1,729

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

12:00 pm-7:24 pm

1 stop21h 24m

Louisville Intl

Mon 5/4

5:42 pm-8:50 am

2 stops25h 08m

$1,945

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 6/16

9:15 am-8:45 am

2 stops37h 30m

$744

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 6/16

12:00 pm-5:31 pm

1 stop19h 31m

$992

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 6/16

6:45 pm-11:25 pm

3 stops42h 40m

$1,098

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

  • 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 July is currently the most expensive (average of $1,165). 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 23h 29m. Fly via Delta, American Airlines, or United 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 July is currently the most expensive (average of $1,165). 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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