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$1,380+ 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SDF
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap 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 August 20, 2025.

Round-trip from

$1,380
(United Airlines)

Popular in

December

Cheapest in

October

Average price

$1,231
From Sydney Kingsford Smith to Louisville Intl
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Highest demand for flights based on searches. 10% potential increase in price ($162 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($78 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 20, 2025.

This United Airlines deal was found by Cheapflights users on 8/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1312:10 pmSYD - SDF
2 stops26h 26mUnited Airlines
Mon 1/127:30 amSDF - SYD
2 stops30h 50mUnited Airlines
Deal found 8/20$1,380
This United Airlines deal was found by Cheapflights users on 8/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/49:30 amSYD - SDF
2 stops27h 00mUnited Airlines
Sat 10/118:45 amSDF - SYD
2 stops32h 15mUnited Airlines
Deal found 8/20$1,451
This United Airlines deal was found by Cheapflights users on 8/19. 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 10/39:30 amSYD - SDF
2 stops27h 00mUnited Airlines
Fri 10/107:00 amSDF - SYD
2 stops34h 00mUnited Airlines
Deal found 8/19$1,457
This Air New Zealand deal was found by Cheapflights users on 8/20. 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 Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1311:45 amSYD - SDF
3 stops26h 44mMultiple Airlines
Mon 1/121:55 pmSDF - SYD
3 stops26h 50mMultiple Airlines
Deal found 8/20$1,891
This American Airlines deal was found by Cheapflights users on 8/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/49:10 amSYD - SDF
2 stops22h 24mAmerican Airlines
Sat 10/114:45 pmSDF - SYD
1 stop23h 10mAmerican Airlines
Deal found 8/20$1,958
This American Airlines deal was found by Cheapflights users on 8/19. 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 10/312:10 pmSYD - SDF
1 stop21h 53mAmerican Airlines
Fri 10/104:44 pmSDF - SYD
2 stops25h 41mAmerican Airlines
Deal found 8/19$1,987
This Qantas Airways deal was found by Cheapflights users on 8/20. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/46:00 amSYD - SDF
3 stops28h 03mMultiple Airlines
Sat 10/112:21 pmSDF - SYD
2 stops26h 44mMultiple Airlines
Deal found 8/20$2,082
This American Airlines deal was found by Cheapflights users on 8/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/132:20 pmSYD - SDF
1 stop23h 19mAmerican Airlines
Mon 1/122:18 pmSDF - SYD
1 stop24h 37mAmerican Airlines
Deal found 8/20$2,096

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 August 20, 2025.
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

Sat 12/13

12:10 pm-10:36 pm

2 stops26h 26m

Louisville Intl

Mon 1/12

7:30 am-6:20 am

2 stops30h 50m

$1,380

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Sat 10/4

9:30 am-10:30 pm

2 stops27h 00m

Louisville Intl

Sat 10/11

8:45 am-8:00 am

2 stops32h 15m

$1,451

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 10/3

9:30 am-10:30 pm

2 stops27h 00m

Louisville Intl

Fri 10/10

7:00 am-8:00 am

2 stops34h 00m

$1,457

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Sat 12/13

11:45 am-10:29 pm

3 stops26h 44m

Louisville Intl

Mon 1/12

1:55 pm-8:45 am

3 stops26h 50m

$1,891

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Sat 10/4

9:10 am-5:34 pm

2 stops22h 24m

Louisville Intl

Sat 10/11

4:45 pm-6:55 am

1 stop23h 10m

$1,958

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 10/3

12:10 pm-8:03 pm

1 stop21h 53m

Louisville Intl

Fri 10/10

4:44 pm-9:25 am

2 stops25h 41m

$1,987

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Sat 10/4

6:00 am-8:03 pm

3 stops28h 03m

Louisville Intl

Sat 10/11

2:21 pm-8:05 am

2 stops26h 44m

$2,082

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Sat 12/13

2:20 pm-9:39 pm

1 stop23h 19m

Louisville Intl

Mon 1/12

2:18 pm-6:55 am

1 stop24h 37m

$2,096

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

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, January is the cheapest month in which you can book a flight from Sydney to Louisville (average of $299). Flying from Sydney to Louisville in April is currently the most expensive (average of $369). 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 26h 26m. Fly via United 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.

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

    Currently, January is the cheapest month in which you can book a flight from Sydney to Louisville (average of $299). Flying from Sydney to Louisville in April is currently the most expensive (average of $369). 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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