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$648+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SDF
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
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 March 11, 2026.

This Air New Zealand deal was found by Cheapflights users on 3/10. 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 Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2411:55 am
SYD
-
SDF
2 stops24h 04m
Multiple Airlines
Fri 5/19:10 am
SDF
-
SYD
3 stops33h 35m
Multiple Airlines
Deal found 3/10$1,155
This BYOjet deal was found by Cheapflights users on 3/10. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2411:55 am
SYD
-
SDF
2 stops24h 04m
Air New Zealand
Fri 5/13:30 pm
SDF
-
SYD
2 stops29h 10m
Air New Zealand
Deal found 3/10$1,464
This Expedia deal was found by Cheapflights users on 3/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:20 pm
SYD
-
SDF
2 stops40h 39m
Air New Zealand
Thu 4/303:42 pm
SDF
-
SYD
2 stops27h 03m
Air New Zealand
Deal found 3/8$1,538
This Qantas Airways deal was found by Cheapflights users on 3/9. 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.
Fri 4/2412:00 pm
SYD
-
SDF
2 stops23h 30m
Multiple Airlines
Mon 5/45:41 pm
SDF
-
SYD
1 stop23h 14m
Multiple Airlines
Deal found 3/9$1,732
This Bravofly deal was found by Cheapflights users on 3/10. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2412:00 pm
SYD
-
SDF
1 stop21h 24m
Qantas Airways
Fri 5/15:41 pm
SDF
-
SYD
1 stop23h 14m
Qantas Airways
Deal found 3/10$1,736
This American Airlines deal was found by Cheapflights users on 3/6. 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 7/99:10 am
SYD
-
SDF
2 stops23h 36m
American Airlines
Tue 7/142:27 pm
SDF
-
SYD
2 stops26h 38m
American Airlines
Deal found 3/6$1,755
This Delta deal was found by Cheapflights users on 3/8. 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 stops27h 35m
Delta
Mon 5/41:00 pm
SDF
-
SYD
2 stops27h 50m
Delta
Deal found 3/8$1,768

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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,155
(Air New Zealand)

One-way from

$648
(BYOjet)

Popular in

March

Cheapest in

October

Average price

$1,948
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. 16% potential increase in price ($284 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 11, 2026.
Use the filters below to find and compare flights from Sydney to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

11:55 am-9:59 pm

2 stops24h 04m

Louisville Intl

Fri 5/1

9:10 am-8:45 am

3 stops33h 35m

$1,155
Quickest round-trip

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

12:00 pm-9:30 pm

2 stops23h 30m

Louisville Intl

Mon 5/4

5:41 pm-8:15 am

2 stops24h 34m

$1,738

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Thu 7/9

9:10 am-6:46 pm

2 stops23h 36m

Louisville Intl

Tue 7/14

2:27 pm-7:05 am

2 stops26h 38m

$1,755

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

9:30 am-8:00 pm

2 stops24h 30m

Louisville Intl

Mon 5/4

3:36 pm-7:00 am

2 stops25h 24m

$1,768

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

9:15 am-10:50 pm

2 stops27h 35m

Louisville Intl

Mon 5/4

1:00 pm-6:50 am

2 stops27h 50m

$1,768

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Thu 4/23

9:15 am-8:39 pm

2 stops25h 24m

Louisville Intl

Thu 4/30

6:07 pm-6:50 am

1 stop22h 43m

$1,772

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

9:10 am-11:11 pm

2 stops28h 01m

Louisville Intl

Mon 5/4

11:16 am-7:05 am

2 stops29h 49m

$1,784
Cheapest one-way

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Wed 7/15

11:55 am-10:15 pm

2 stops24h 20m

$648

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Wed 7/15

11:55 am-9:27 am

3 stops35h 32m

$835

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Sat 5/2

11:00 am-5:04 pm

3 stops44h 04m

$886

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 14 resultsSorted by cheapest first
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 23h 36m. Fly via American Airlines, United Airlines, or Delta 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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