How long is the flight from Kentucky to Australia?

The flight from Kentucky to Australia depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Louisville (a popular airport in Kentucky) to Sydney (the most popular airport in Australia), then the flight time is 23h 30m on average. If you fly from Lexington (another popular airport in Kentucky) to Sydney, then the average flight time is 29h 20m.

What is the cheapest airline that flies from Kentucky to Australia?

Air Canada, American Airlines, and United Airlines are the most popular carriers operating from Kentucky to Australia

When did momondo last update prices for flights from Kentucky to Australia?

Prices for flights from Kentucky to Australia are updated daily.

How many operators does momondo search for flights from Kentucky to Australia?

As of February 2026, there is 1 operator available to choose from for flights from Kentucky to Australia.

How old do you have to be to fly from Kentucky to Australia?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to Australia.

What documentation or ID do you need to fly to Australia?

The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$655 Cheap Flights from Kentucky to Australia in 2026

1 adult

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Find the cheapest flights from Kentucky to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

13:00 - 08:15

BNA

MEL

28h 15m

2 stops

10:55 - 19:50

MEL

BNA

23h 55m

1 stop

$1,319United Airlines

Thu, 7 May - Sat, 16 May

09:55 - 05:00

BNA

MEL

28h 05m

1 stop

13:35 - 18:44

MEL

BNA

20h 09m

1 stop

$1,321American Airlines

Fri, 10 Apr - Fri, 17 Apr

16:35 - 07:30

BNA

MEL

23h 55m

2 stops

09:30 - 17:43

MEL

BNA

23h 13m

2 stops

$1,326United Airlines

Fri, 10 Apr - Fri, 17 Apr

09:00 - 07:20

CVG

SYD

32h 20m

1 stop

09:20 - 13:38

SYD

CVG

42h 18m

2 stops

$1,330Air New Zealand

Fri, 22 May - Sun, 7 Jun

17:05 - 07:20

CVG

SYD

48h 15m

2 stops

09:20 - 08:13

SYD

CVG

36h 53m

2 stops

$1,364Air Canada

Fri, 24 Apr - Thu, 30 Apr

17:05 - 07:20

CVG

SYD

48h 15m

2 stops

09:20 - 16:23

SYD

CVG

45h 03m

2 stops

$1,366Air Canada

Fri, 10 Apr - Fri, 17 Apr

15:16 - 07:35

BNA

SYD

48h 19m

2 stops

17:45 - 16:46

SYD

BNA

39h 01m

1 stop

$1,478Qantas Airways

Mon, 9 Mar - Mon, 16 Mar

17:05 - 07:20

CVG

SYD

48h 15m

2 stops

09:20 - 08:13

SYD

CVG

36h 53m

1 stop

$1,540ANA

Fri, 24 Apr - Thu, 30 Apr

12:18 - 06:55

CVG

SYD

26h 37m

1 stop

17:35 - 17:08

SYD

CVG

38h 33m

2 stops

$1,571Qantas Airways

Sat, 7 Mar - Sat, 14 Mar

08:00 - 06:55

SDF

SYD

32h 55m

1 stop

09:30 - 20:23

SYD

SDF

24h 53m

2 stops

$1,659Air New Zealand

Sun, 31 May - Wed, 10 Jun

Air Canada flights from Kentucky to Australia

Our best Air Canada deals on Kentucky to Australia flight tickets

Air Canada

24 Apr

CVG17:05Cincinnati Cinci./N. Kentucky

48h 15m

2 stops

SYD07:20Sydney Kingsford Smith

30 Apr

SYD09:20Sydney Kingsford Smith

36h 53m

2 stops

CVG08:13Cincinnati Cinci./N. Kentucky

$1,364

Air Canada

10 Apr

CVG17:05Cincinnati Cinci./N. Kentucky

48h 15m

2 stops

SYD07:20Sydney Kingsford Smith

17 Apr

SYD09:20Sydney Kingsford Smith

45h 03m

2 stops

CVG16:23Cincinnati Cinci./N. Kentucky

$1,366

Air Canada

4 June

CVG14:15Cincinnati Cinci./N. Kentucky

27h 05m

2 stops

SYD07:20Sydney Kingsford Smith

7 June

SYD09:20Sydney Kingsford Smith

42h 18m

2 stops

CVG13:38Cincinnati Cinci./N. Kentucky

$1,467

Qantas Airways flights from Kentucky to Australia

Our best Qantas Airways deals on Kentucky to Australia flight tickets

Qantas Airways

9 Mar

BNA15:16Nashville Intl

48h 19m

2 stops

SYD07:35Sydney Kingsford Smith

16 Mar

SYD17:45Sydney Kingsford Smith

39h 01m

1 stop

BNA16:46Nashville Intl

$1,478

Qantas Airways

7 Mar

CVG12:18Cincinnati Cinci./N. Kentucky

26h 37m

1 stop

SYD06:55Sydney Kingsford Smith

14 Mar

SYD17:35Sydney Kingsford Smith

38h 33m

2 stops

CVG17:08Cincinnati Cinci./N. Kentucky

$1,571

Qantas Airways

21 Mar

CVG17:09Cincinnati Cinci./N. Kentucky

26h 11m

2 stops

SYD10:20Sydney Kingsford Smith

24 Mar

SYD13:05Sydney Kingsford Smith

22h 08m

1 stop

CVG20:13Cincinnati Cinci./N. Kentucky

$1,580

Fly from

Fly to

Route

Depart

Return

Price

NashvilleMelbourne

BNA - MEL

BNAMEL

Nashville Intl

Thu 7/5

13:00-08:15

2 stops28h 15m

Melbourne

Sat 16/5

10:55-19:50

1 stop23h 55m

$1,319

NashvilleMelbourne

BNA - MEL

BNAMEL

Nashville Intl

Fri 10/4

09:55-05:00

1 stop28h 05m

Melbourne

Fri 17/4

13:35-18:44

1 stop20h 09m

$1,321

NashvilleMelbourne

BNA - MEL

BNAMEL

Nashville Intl

Fri 10/4

16:35-07:30

2 stops23h 55m

Melbourne

Fri 17/4

09:30-17:43

2 stops23h 13m

$1,326

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Fri 22/5

09:00-07:20

1 stop32h 20m

Sydney Kingsford Smith

Sun 7/6

09:20-13:38

2 stops42h 18m

$1,330

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Fri 24/4

17:05-07:20

2 stops48h 15m

Sydney Kingsford Smith

Thu 30/4

09:20-08:13

2 stops36h 53m

$1,364

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Fri 10/4

17:05-07:20

2 stops48h 15m

Sydney Kingsford Smith

Fri 17/4

09:20-16:23

2 stops45h 03m

$1,366

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Mon 9/3

15:16-07:35

2 stops48h 19m

Sydney Kingsford Smith

Mon 16/3

17:45-16:46

1 stop39h 01m

$1,478

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Fri 24/4

17:05-07:20

2 stops48h 15m

Sydney Kingsford Smith

Thu 30/4

09:20-08:13

1 stop36h 53m

$1,540

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Sat 7/3

12:18-06:55

1 stop26h 37m

Sydney Kingsford Smith

Sat 14/3

17:35-17:08

2 stops38h 33m

$1,571

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sun 31/5

08:00-06:55

1 stop32h 55m

Sydney Kingsford Smith

Wed 10/6

09:30-20:23

2 stops24h 53m

$1,659

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kentucky to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Australia?

In general, November is the cheapest month to fly from Kentucky to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,729. If you don’t want to visit Australia in November, then you should wait until August to fly from Kentucky, when ticket prices are also cheap, with an average price of $1,735.

Can stopping save me money on Kentucky to Australia flights?

You could potentially save up to 28% on your flight if you consider stops on a Kentucky to Australia flight.

Cheap Kentucky to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Australia

Fastest flight time	21h 05m
Direct flights	None

The fastest flight from Kentucky to Australia takes 21h 05m

There are no direct flights from Kentucky to Australia. There are no popular flight routes from Kentucky to Australia.

Search flight deals

When did momondo last update prices for flights from Kentucky to Australia?
Prices for flights from Kentucky to Australia are updated daily.
How many operators does momondo search for flights from Kentucky to Australia?
As of February 2026, there is 1 operator available to choose from for flights from Kentucky to Australia.
How old do you have to be to fly from Kentucky to Australia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Australia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kentucky to Australia . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Kentucky to Australia with flexible booking policies on momondo?

Yes. All flights to Australia from Kentucky on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Kentucky to Australia?

Once you have performed a search for Kentucky to Australia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kentucky to Australia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Kentucky to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.