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Kentucky

$573+ Cheap flights from Australia to Kentucky

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SDF
Jan 16 — Jan 231
Fri 1/16
Fri 1/23
1 adult, Economy
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Cheap flight deals from Australia to Kentucky

Cheapest flights from Australia to Kentucky
Explore the most affordable flight options available from Australia to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

This United Airlines deal was found by Cheapflights users on 12/17. 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 12/2711:30 amMEL - CVG
2 stops28h 14mUnited Airlines
Tue 1/203:29 pmCVG - MEL
2 stops26h 31mUnited Airlines
Deal found 12/17$1,271
This Delta deal was found by Cheapflights users on 12/17. 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.
Sun 12/2810:10 amMEL - CVG
1 stop34h 57mDelta
Tue 1/206:04 pmCVG - MEL
2 stops45h 56mDelta
Deal found 12/17$1,278
This BestPriceTravel deal was found by Cheapflights users on 12/16. 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 BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3011:20 amSYD - BNA
2 stops49h 30mAir Canada
Sat 1/172:25 pmBNA - SYD
2 stops50h 10mAir Canada
Deal found 12/16$1,471
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 12/3011:30 amMEL - CVG
2 stops28h 14mUnited Airlines
Wed 1/212:54 pmCVG - MEL
2 stops27h 06mUnited Airlines
Deal found 12/17$1,666
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Tue 12/3011:50 amSYD - BNA
1 stop19h 04mUnited Airlines
Sat 1/174:00 pmBNA - SYD
2 stops46h 00mUnited Airlines
Deal found 12/16$1,673
This Ovago deal was found by Cheapflights users on 12/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/209:55 pmSYD - CVG
2 stops37h 57mQantas Airways
Wed 1/211:33 pmCVG - SYD
1 stop25h 22mQantas Airways
Deal found 12/17$1,917
This Delta deal was found by Cheapflights users on 12/17. 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.
Sat 12/2010:40 amSYD - CVG
1 stop34h 27mDelta
Wed 1/216:30 amCVG - SYD
1 stop34h 00mDelta
Deal found 12/17$2,146
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2712:00 pmMEL - CVG
1 stop26h 59mMultiple Airlines
Tue 1/208:00 amCVG - MEL
2 stops48h 05mMultiple Airlines
Deal found 12/17$2,349
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/2712:00 pmMEL - CVG
2 stops23h 52mAmerican Airlines
Tue 1/201:33 pmCVG - MEL
1 stop23h 27mAmerican Airlines
Deal found 12/16$2,673
This Qantas Airways deal was found by Cheapflights users on 12/17. 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.
Tue 12/3012:00 pmMEL - CVG
2 stops25h 02mMultiple Airlines
Wed 1/2110:00 amCVG - MEL
1 stop27h 00mMultiple Airlines
Deal found 12/17$2,850
This Air Canada deal was found by Cheapflights users on 12/17. 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.
Sat 12/204:00 pmSYD - CVG
2 stops42h 00mMultiple Airlines
Wed 1/2111:15 amCVG - SYD
3 stops30h 20mMultiple Airlines
Deal found 12/17$3,080
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Mon 12/228:00 amMEL - CVG
2 stops23h 54mUnited Airlines
Mon 12/227:40 pmCVG - MEL
2 stops46h 20mUnited Airlines
Deal found 12/16$6,480

Find flight deals from Australia to Kentucky

Keep the following information in mind while searching for Australia to Kentucky flight deals. Data was last updated December 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$845
(United Airlines)

One-way from

$573
(United Airlines)

Popular in

December

Cheapest in

October

Average price

$2,255
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 Australia to Kentucky
Search Deals
One-way flight from Australia to Kentucky
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($159 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($86 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Australia to Kentucky 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 December 17, 2025.
Use the filters below to find and compare flights from Australia to Kentucky that are best for you.

Fly from

Australia

Fly to

Kentucky

Route

Depart

Return

Price

BrisbaneKnoxville

BNE - TYS

BNETYS

Brisbane

Fri 2/6

11:40 am-8:52 pm

2 stops24h 12m

Knoxville McGhee Tyson

Tue 2/10

4:25 pm-7:30 am

2 stops24h 05m

$845

BrisbaneKnoxville

BNE - TYS

BNETYS

Brisbane

Thu 1/29

11:40 am-10:32 am

2 stops37h 52m

Knoxville McGhee Tyson

Thu 2/5

9:05 am-7:30 am

2 stops31h 25m

$847

MelbourneNashville

MEL - BNA

MELBNA

Melbourne

Sat 1/31

1:00 pm-5:27 pm

1 stop21h 27m

Nashville Intl

Sat 2/7

8:00 am-9:30 am

2 stops32h 30m

$858

MelbourneNashville

MEL - BNA

MELBNA

Melbourne

Thu 5/14

10:55 am-10:50 pm

1 stop26h 55m

Nashville Intl

Mon 6/1

7:25 am-8:15 am

2 stops33h 50m

$860

MelbourneNashville

MEL - BNA

MELBNA

Melbourne

Thu 1/29

11:30 am-7:04 pm

2 stops24h 34m

Nashville Intl

Thu 2/5

2:54 pm-10:00 am

2 stops26h 06m

$860

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Sat 1/31

11:30 am-9:59 pm

2 stops26h 29m

Louisville Intl

Sat 2/7

3:30 pm-9:30 am

2 stops26h 00m

$876

MelbourneCincinnati

MEL - CVG

MELCVG

Melbourne

Fri 1/30

1:00 pm-10:23 pm

2 stops25h 23m

Cincinnati Cinci./N. Kentucky

Fri 2/6

2:08 pm-10:00 am

2 stops27h 52m

$877

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Fri 1/30

11:30 am-7:54 pm

2 stops24h 24m

Louisville Intl

Fri 2/6

3:22 pm-10:00 am

2 stops26h 38m

$877

MelbourneCincinnati

MEL - CVG

MELCVG

Melbourne

Thu 1/29

11:30 am-10:23 pm

2 stops26h 53m

Cincinnati Cinci./N. Kentucky

Thu 2/5

2:08 pm-9:30 am

2 stops27h 22m

$878

MelbourneCincinnati

MEL - CVG

MELCVG

Melbourne

Fri 1/30

10:10 am-10:48 pm

2 stops28h 38m

Cincinnati Cinci./N. Kentucky

Fri 2/6

6:30 am-8:00 am

1 stop33h 30m

$884

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

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Best time to book a flight from Australia to Kentucky

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

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

Currently, June is the cheapest month in which you can book a flight from Australia to Kentucky (average of $728). Flying from Australia to Kentucky in January is currently the most expensive (average of $1,191). 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 AU to KY?

Find hourly flight availability from Australia to Kentucky. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 17, 2025.

One of the essential ways to save on airfare from Australia to Kentucky is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 29% on airfare.

Related info for your journey

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

    Departing from Australia to Kentucky will take you 24h 12m. Australia and Kentucky are separated by a distance of 9067 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 Australia to Kentucky that include hotel bookings?

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Australia to Kentucky (average of $728). Flying from Australia to Kentucky in January is currently the most expensive (average of $1,191). 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

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Alternative routes for Australia to Kentucky

See prices for flight routes from nearby airports that may be better suited for you.
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