HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Louisville

$1,039+ Cheap flights from Sydney (SYD) 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SDF
Aug 6 — Aug 131
Thu 8/6
Thu 8/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sydney to Louisville with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 July 7, 2026.

This American Airlines deal was found by Cheapflights users on 7/6. 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.
Fri 8/145:50 pm
SYD
-
SDF
2 stops35h 40m
American Airlines
Tue 8/1811:09 am
SDF
-
SYD
1 stop29h 46m
American Airlines
Deal found 7/6$1,039
This American Airlines deal was found by Cheapflights users on 7/3. 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 12/22:05 pm
SYD
-
SDF
1 stop23h 52m
American Airlines
Tue 1/262:14 pm
SDF
-
SYD
2 stops24h 21m
American Airlines
Deal found 7/3$1,086
This United Airlines deal was found by Cheapflights users on 7/3. 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 12/211:50 am
SYD
-
SDF
2 stops26h 07m
United Airlines
Tue 1/261:55 pm
SDF
-
SYD
2 stops24h 25m
United Airlines
Deal found 7/3$1,089
This KAYAK deal was found by Cheapflights users on 7/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/22:05 pm
SYD
-
SDF
1 stop21h 37m
Qantas Airways
Tue 1/266:32 pm
SDF
-
SYD
2 stops29h 03m
Qantas Airways
Deal found 7/3$1,340
This Air New Zealand deal was found by Cheapflights users on 7/3. 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.
Wed 12/29:55 am
SYD
-
SDF
3 stops30h 00m
Multiple Airlines
Tue 1/263:50 pm
SDF
-
SYD
2 stops26h 45m
Multiple Airlines
Deal found 7/3$1,570

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 July 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,039
(American Airlines)

Popular in

September

Cheapest in

May
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
Highest demand for flights based on searches. 12% potential increase in price ($204 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($110 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 July 7, 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 8/14

5:50 pm-3:30 pm

2 stops35h 40m

Louisville Intl

Tue 8/18

11:09 am-6:55 am

1 stop29h 46m

$1,039
Quickest round-trip

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Wed 12/2

2:05 pm-9:57 pm

1 stop23h 52m

Louisville Intl

Tue 1/26

2:14 pm-6:35 am

2 stops24h 21m

$1,086

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Wed 12/2

2:05 pm-5:33 pm

1 stop19h 28m

Louisville Intl

Tue 1/26

7:40 am-6:55 am

1 stop31h 15m

$1,473

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Wed 12/2

9:55 am-11:55 pm

3 stops30h 00m

Louisville Intl

Tue 1/26

3:50 pm-10:35 am

2 stops26h 45m

$1,570

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Wed 12/2

5:20 pm-7:35 pm

2 stops42h 15m

Louisville Intl

Tue 1/26

3:50 pm-8:35 am

2 stops24h 45m

$1,839

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Sorted by cheapest first
  • 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.

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 35h 40m. Fly via American Airlines to get the fastest option. Sydney and Louisville are separated by a distance of 9288 mi.

  • 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.

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sydney to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Nashville flights
Sydney to Cincinnati flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.