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$504+ Cheap flights from Kentucky to Australia

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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SYD
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheap flight deals from Kentucky to Australia

Keep the following information in mind while searching for Kentucky to Australia flight deals. Data was last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$934
(Orbitz)

One-way from

$504
(Trip.com)

Popular in

December

Cheapest in

April

Average price

$1,142
Provider with most accurate pricing for Louisville Intl-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Sydney Kingsford Smith flights.
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From Kentucky to Australia
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One-way flight from Kentucky to Australia
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Highest demand for flights based on searches. 14% potential increase in price ($218 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Kentucky to Australia

Cheapest flights from Kentucky to Australia
Explore the most affordable flight options available from Kentucky to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This oojo deal was found by Cheapflights users on 11/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/294:22 pmBNA - SYD
1 stop23h 38mQantas Airways
Sat 12/67:05 amSYD - BNA
2 stops26h 37mQantas Airways
Deal found 11/12$950
This oojo deal was found by Cheapflights users on 11/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/25:47 pmBNA - BNE
2 stops31h 23mQantas Airways
Sun 12/2812:10 pmBNE - BNA
1 stop20h 20mQantas Airways
Deal found 11/12$968
This American Airlines deal was found by Cheapflights users on 11/12. 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.
Tue 12/24:22 pmBNA - BNE
1 stop20h 38mAmerican Airlines
Sun 12/289:40 amBNE - BNA
1 stop24h 43mAmerican Airlines
Deal found 11/12$1,021
This American Airlines deal was found by Cheapflights users on 11/11. 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.
Tue 12/212:35 pmCVG - BNE
2 stops25h 25mAmerican Airlines
Tue 12/99:40 amBNE - CVG
1 stop25h 17mAmerican Airlines
Deal found 11/11$1,026
This American Airlines deal was found by Cheapflights users on 11/12. 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.
Sun 11/305:31 amCVG - BNE
1 stop33h 59mAmerican Airlines
Sun 12/289:40 amBNE - CVG
1 stop25h 12mAmerican Airlines
Deal found 11/12$1,035
This United Airlines deal was found by Cheapflights users on 11/12. 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 11/198:30 amBNA - BNE
1 stop31h 00mUnited Airlines
Wed 11/2611:40 amBNE - BNA
1 stop27h 05mUnited Airlines
Deal found 11/12$1,037
This Air Canada deal was found by Cheapflights users on 11/11. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:40 pmCVG - BNE
2 stops47h 05mAir Canada
Tue 12/910:45 amBNE - CVG
2 stops22h 15mAir Canada
Deal found 11/11$1,062
This Jetabroad deal was found by Cheapflights users on 11/13. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1712:35 pmCVG - SYD
1 stop26h 20mQantas Airways
Wed 11/192:05 pmSYD - CVG
1 stop21h 53mQantas Airways
Deal found 11/13$1,078
This Jetabroad deal was found by Cheapflights users on 11/12. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/164:54 pmCVG - SYD
1 stop22h 01mQantas Airways
Tue 11/182:05 pmSYD - CVG
1 stop21h 53mQantas Airways
Deal found 11/12$1,082
This oojo deal was found by Cheapflights users on 11/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/134:54 pmCVG - SYD
1 stop22h 01mQantas Airways
Thu 11/206:30 amSYD - CVG
2 stops25h 34mQantas Airways
Deal found 11/12$1,104
This oojo deal was found by Cheapflights users on 11/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/164:54 pmCVG - SYD
1 stop22h 01mQantas Airways
Sat 11/229:55 pmSYD - CVG
2 stops34h 09mQantas Airways
Deal found 11/12$1,106
This Justfly.com deal was found by Cheapflights users on 11/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:12 pmBNA - MEL
2 stops46h 08mQantas Airways
Thu 12/1812:00 pmMEL - BNA
1 stop21h 30mQantas Airways
Deal found 11/12$1,147

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to Australia 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 November 13, 2025.
Use the filters below to find and compare flights from Kentucky to Australia that are best for you.

Fly from

Kentucky

Fly to

Australia

Route

Depart

Return

Price

CincinnatiBrisbane

CVG - BNE

CVGBNE

Cincinnati Cinci./N. Kentucky

Sun 5/3

4:30 pm-7:05 am

2 stops24h 35m

Brisbane

Sun 5/10

10:00 am-8:20 pm

2 stops48h 20m

$934

NashvilleBrisbane

BNA - BNE

BNABNE

Nashville Intl

Tue 12/2

5:47 pm-5:10 pm

2 stops31h 23m

Brisbane

Sun 12/28

12:10 pm-4:30 pm

1 stop20h 20m

$968

CincinnatiBrisbane

CVG - BNE

CVGBNE

Cincinnati Cinci./N. Kentucky

Sat 1/24

6:40 pm-8:45 am

2 stops47h 05m

Brisbane

Sat 2/7

10:45 am-6:00 pm

2 stops22h 15m

$971

CincinnatiBrisbane

CVG - BNE

CVGBNE

Cincinnati Cinci./N. Kentucky

Sat 3/7

3:24 pm-8:45 am

2 stops26h 21m

Brisbane

Sat 3/14

9:45 am-6:00 pm

2 stops46h 15m

$973

CincinnatiBrisbane

CVG - BNE

CVGBNE

Cincinnati Cinci./N. Kentucky

Wed 4/22

3:26 pm-7:05 am

2 stops25h 39m

Brisbane

Thu 4/30

10:00 am-3:49 pm

2 stops43h 49m

$975

CincinnatiBrisbane

CVG - BNE

CVGBNE

Cincinnati Cinci./N. Kentucky

Sat 1/24

6:40 pm-8:45 am

2 stops47h 05m

Brisbane

Sat 2/7

6:10 am-6:00 pm

3 stops50h 50m

$988

CincinnatiBrisbane

CVG - BNE

CVGBNE

Cincinnati Cinci./N. Kentucky

Fri 3/13

6:40 pm-1:30 pm

3 stops52h 50m

Brisbane

Fri 4/3

10:00 am-4:22 pm

2 stops44h 22m

$999

NashvilleBrisbane

BNA - BNE

BNABNE

Nashville Intl

Tue 12/2

4:22 pm-5:00 am

1 stop20h 38m

Brisbane

Sun 12/28

12:10 pm-4:30 pm

1 stop20h 20m

$1,021

CincinnatiBrisbane

CVG - BNE

CVGBNE

Cincinnati Cinci./N. Kentucky

Fri 3/13

2:13 pm-5:30 am

1 stop25h 17m

Brisbane

Fri 4/3

8:05 pm-10:26 am

2 stops28h 21m

$1,026

CincinnatiBrisbane

CVG - BNE

CVGBNE

Cincinnati Cinci./N. Kentucky

Sat 3/7

8:42 am-6:30 am

1 stop30h 48m

Brisbane

Sat 3/14

8:40 am-7:41 pm

1 stop25h 01m

$1,028

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 60 results
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Best time to book a flight from Kentucky to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Kentucky 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 Kentucky to Australia

What is the cheapest month to book a flight from Kentucky to Australia?

Currently, June is the cheapest month in which you can book a flight from Kentucky to Australia (average of $648). Flying from Kentucky to Australia in January is currently the most expensive (average of $1,079). 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.

What is the cheapest time of day to fly from KY to AU?

Find hourly flight availability from Kentucky to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

It’s typically best to fly out from Kentucky to Australia in the afternoon. Doing so could potentially save you 16% on the flight price compared to flying at noon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Australia. 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 Kentucky to Australia?

    For as low as $1,021, Air Canada can have you in Australia from Kentucky in 20h 38m. Kentucky and Australia are separated by a distance of 8920 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Kentucky to Australia one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $557. Qantas Airways flights start at $558 while deals on American Airlines start at $574 one-way.

  • Can I find deals for flights from Kentucky to Australia that include hotel bookings?

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

  • How can I find direct flights from Kentucky to Australia?

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

  • Can I find deals for business class flights from Kentucky to Australia?

    Yes. Cheapflights offers flight deals from Kentucky to Australia 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 Kentucky to Australia?

    Currently, June is the cheapest month in which you can book a flight from Kentucky to Australia (average of $648). Flying from Kentucky to Australia in January is currently the most expensive (average of $1,079). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Kentucky to Australia

Discover the top 4 airlines that operate flights from Kentucky to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$921Average$1,336FlexibilityNo cancel feeOn-time69%
DeltaCheapest$979Average$1,338FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,260Average$1,553FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$1,380Average$1,684FlexibilityNo cancel feeOn-time78%

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