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

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

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 25h 25m on average. If you fly from Lexington (another popular airport in Kentucky) to Sydney, then the average flight time is 27h.

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 April 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.

$686 Cheap Flights from Kentucky to Australia in 2026

1 adult

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.

13:55 - 07:20

CVG

SYD

27h 25m

2 stops

09:20 - 20:30

SYD

CVG

25h 10m

2 stops

$1,511Air Canada

Di, 5 Mai - Mi, 13 Mai

13:55 - 07:20

CVG

SYD

27h 25m

2 stops

09:20 - 20:30

SYD

CVG

25h 10m

2 stops

$1,515Air Canada

Do, 2 Jul - Fr, 10 Jul

13:55 - 07:20

CVG

SYD

27h 25m

2 stops

09:20 - 13:13

SYD

CVG

41h 53m

2 stops

$1,518Air Canada

Di, 12 Mai - Di, 26 Mai

13:55 - 07:20

CVG

SYD

27h 25m

2 stops

09:20 - 21:23

SYD

CVG

26h 03m

1 stop

$1,574Air New Zealand

Di, 12 Mai - Di, 19 Mai

09:00 - 07:20

CVG

SYD

32h 20m

1 stop

09:20 - 15:53

SYD

CVG

44h 33m

2 stops

$1,581Multiple Airlines

So, 20 Sep - Sa, 26 Sep

09:00 - 11:20

CVG

MEL

36h 20m

3 stops

20:50 - 21:23

MEL

CVG

38h 33m

3 stops

$1,584Multiple Airlines

Mi, 13 Mai - Mi, 20 Mai

11:12 - 06:50

SDF

SYD

29h 38m

2 stops

09:15 - 09:55

SYD

SDF

38h 40m

2 stops

$1,755Delta

Sa, 30 Mai - Sa, 6 Jun

15:02 - 07:50

BNA

MEL

25h 48m

1 stop

10:00 - 18:15

MEL

BNA

23h 15m

1 stop

$1,789Delta

Fr, 1 Mai - Fr, 8 Mai

08:00 - 10:35

SDF

MEL

36h 35m

3 stops

09:30 - 20:01

MEL

SDF

24h 31m

2 stops

$1,826United Airlines

So, 31 Mai - So, 7 Jun

15:25 - 07:00

SDF

SYD

25h 35m

2 stops

09:30 - 20:23

SYD

SDF

24h 53m

2 stops

$1,860United Airlines

Di, 9 Jun - Mi, 17 Jun

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Air New Zealand flights from Kentucky to Australia

Our best Air New Zealand deals on Kentucky to Australia flight tickets

Air New Zealand

12 May

CVG13:55Cincinnati Cinci./N. Kentucky

27h 25m

2 stops

SYD07:20Sydney Kingsford Smith

19 May

SYD09:20Sydney Kingsford Smith

26h 03m

1 stop

CVG21:23Cincinnati Cinci./N. Kentucky

$1,574

Air New Zealand

1 July

BNA08:20Nashville Intl

32h 00m

1 stop

SYD07:20Sydney Kingsford Smith

16 July

SYD09:20Sydney Kingsford Smith

26h 29m

2 stops

BNA20:49Nashville Intl

$1,941

Air New Zealand

25 Apr

BNA08:00Nashville Intl

35h 55m

2 stops

MEL10:55Melbourne

27 Apr

MEL21:00Melbourne

34h 31m

2 stops

BNA16:31Nashville Intl

$3,446

Air Canada flights from Kentucky to Australia

Our best Air Canada deals on Kentucky to Australia flight tickets

Air Canada

5 May

CVG13:55Cincinnati Cinci./N. Kentucky

27h 25m

2 stops

SYD07:20Sydney Kingsford Smith

13 May

SYD09:20Sydney Kingsford Smith

25h 10m

2 stops

CVG20:30Cincinnati Cinci./N. Kentucky

$1,511

Air Canada

2 July

CVG13:55Cincinnati Cinci./N. Kentucky

27h 25m

2 stops

SYD07:20Sydney Kingsford Smith

10 July

SYD09:20Sydney Kingsford Smith

25h 10m

2 stops

CVG20:30Cincinnati Cinci./N. Kentucky

$1,515

Air Canada

12 May

CVG13:55Cincinnati Cinci./N. Kentucky

27h 25m

2 stops

SYD07:20Sydney Kingsford Smith

26 May

SYD09:20Sydney Kingsford Smith

41h 53m

2 stops

CVG13:13Cincinnati Cinci./N. Kentucky

$1,518

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Di 5/5

13:55-07:20

2 stops27h 25m

Sydney Kingsford Smith

Mi 13/5

09:20-20:30

2 stops25h 10m

$1,511

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Do 2/7

13:55-07:20

2 stops27h 25m

Sydney Kingsford Smith

Fr 10/7

09:20-20:30

2 stops25h 10m

$1,515

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Di 12/5

13:55-07:20

2 stops27h 25m

Sydney Kingsford Smith

Di 26/5

09:20-13:13

2 stops41h 53m

$1,518

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Di 12/5

13:55-07:20

2 stops27h 25m

Sydney Kingsford Smith

Di 19/5

09:20-21:23

1 stop26h 03m

$1,574

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

So 20/9

09:00-07:20

1 stop32h 20m

Sydney Kingsford Smith

Sa 26/9

09:20-15:53

2 stops44h 33m

$1,581

CincinnatiMelbourne

CVG - MEL

CVGMEL

Cincinnati Cinci./N. Kentucky

Mi 13/5

09:00-11:20

3 stops36h 20m

Melbourne

Mi 20/5

20:50-21:23

3 stops38h 33m

$1,584

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sa 30/5

11:12-06:50

2 stops29h 38m

Sydney Kingsford Smith

Sa 6/6

09:15-09:55

2 stops38h 40m

$1,755

Fastest return journey

NashvilleMelbourne

BNA - MEL

BNAMEL

Nashville Intl

Fr 1/5

15:02-07:50

1 stop25h 48m

Melbourne

Fr 8/5

10:00-18:15

1 stop23h 15m

$1,789

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

So 31/5

08:00-10:35

3 stops36h 35m

Melbourne

So 7/6

09:30-20:01

2 stops24h 31m

$1,826

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Di 9/6

15:25-07:00

2 stops25h 35m

Sydney Kingsford Smith

Mi 17/6

09:30-20:23

2 stops24h 53m

$1,860

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, August 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 $1,718. If you don’t want to visit Australia in August, then you should wait until October to fly from Kentucky, when ticket prices are also cheap, with an average price of $1,814.

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	20h 40m
Direct flights	None

The fastest flight from Kentucky to Australia takes 20h 40m

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

Search flight deals

Frequently asked questions about flying 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 April 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.