How long does it take to fly to Sydney?

If you’re flying from a popular airport in Kentucky, such as Louisville or Lexington, and flying into Sydney, then you can expect flight times to average 23h 10m and 27h, respectively.

What is the cheapest airline that flies from Kentucky to Sydney Kingsford Smith?

Air Canada, Qantas Airways, and Air New Zealand are the most popular carriers operating from Kentucky to Sydney Kingsford Smith

When did momondo last update prices for flights from Kentucky to Sydney Kingsford Smith Airport?

Prices for flights from Kentucky to Sydney Kingsford Smith Airport are refreshed on a daily basis.

How old do you have to be to fly from Kentucky to Sydney Kingsford Smith Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$821 Cheap Flights from Kentucky to Sydney in 2026

1 adult

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Find the cheapest flights from Kentucky to Sydney

Round-trip

One-way

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Cheap return flights

Enter your travel dates to find the best prices.

17:20 - 08:00

BNA

SYD

22h 40m

1 stop

17:50 - 16:37

SYD

BNA

39h 47m

2 stops

$1,399Qantas Airways

Sun, 25 Oct - Thu, 19 Nov

17:20 - 08:00

BNA

SYD

22h 40m

1 stop

17:50 - 12:33

SYD

BNA

35h 43m

2 stops

$1,410Qantas Airways

Sun, 25 Oct - Thu, 19 Nov

14:15 - 07:20

CVG

SYD

27h 05m

2 stops

09:20 - 20:30

SYD

CVG

25h 10m

2 stops

$1,574Air Canada

Tue, 15 Sep - Tue, 22 Sep

13:55 - 07:20

CVG

SYD

27h 25m

2 stops

09:20 - 15:54

SYD

CVG

44h 34m

2 stops

$1,580Air Canada

Wed, 24 Jun - Tue, 28 Jul

14:54 - 06:55

BNA

SYD

25h 01m

1 stop

10:20 - 15:07

SYD

BNA

19h 47m

1 stop

$1,600Air New Zealand

Mon, 3 Aug - Tue, 18 Aug

14:54 - 07:00

BNA

SYD

25h 06m

2 stops

09:30 - 20:58

SYD

BNA

26h 28m

2 stops

$1,602United Airlines

Sun, 2 Aug - Sun, 16 Aug

18:33 - 07:05

CVG

SYD

22h 32m

2 stops

09:10 - 21:02

SYD

CVG

25h 52m

2 stops

$1,603American Airlines

Wed, 10 Jun - Wed, 17 Jun

09:00 - 07:20

CVG

SYD

32h 20m

1 stop

09:20 - 20:30

SYD

CVG

25h 10m

2 stops

$1,604Air New Zealand

Tue, 15 Sep - Tue, 22 Sep

08:00 - 07:00

SDF

SYD

33h 00m

3 stops

10:20 - 19:00

SYD

SDF

22h 40m

2 stops

$1,609United Airlines

Wed, 10 Jun - Wed, 17 Jun

18:52 - 07:05

BNA

SYD

21h 13m

1 stop

12:00 - 22:06

SYD

BNA

25h 06m

1 stop

$1,624American Airlines

Mon, 1 Jun - Tue, 30 Jun

Qantas Airways flights from Kentucky to Sydney

Our best Qantas Airways deals on Kentucky to Sydney flight tickets

Qantas Airways

25 Oct

BNA17:20Nashville Intl

22h 40m

1 stop

SYD08:00Sydney Kingsford Smith

19 Nov

SYD17:50Sydney Kingsford Smith

39h 47m

2 stops

BNA16:37Nashville Intl

$1,399

Qantas Airways

25 Oct

BNA17:20Nashville Intl

22h 40m

1 stop

SYD08:00Sydney Kingsford Smith

19 Nov

SYD17:50Sydney Kingsford Smith

35h 43m

2 stops

BNA12:33Nashville Intl

$1,410

Qantas Airways

25 Oct

BNA17:20Nashville Intl

22h 40m

1 stop

SYD08:00Sydney Kingsford Smith

19 Nov

SYD19:15Sydney Kingsford Smith

34h 18m

2 stops

BNA12:33Nashville Intl

$1,411

American Airlines flights from Kentucky to Sydney

Our best American Airlines deals on Kentucky to Sydney flight tickets

American Airlines

10 June

CVG18:33Cincinnati Cinci./N. Kentucky

22h 32m

2 stops

SYD07:05Sydney Kingsford Smith

17 June

SYD09:10Sydney Kingsford Smith

25h 52m

2 stops

CVG21:02Cincinnati Cinci./N. Kentucky

$1,603

American Airlines

1 June

BNA18:52Nashville Intl

21h 13m

1 stop

SYD07:05Sydney Kingsford Smith

30 June

SYD12:00Sydney Kingsford Smith

25h 06m

1 stop

BNA22:06Nashville Intl

$1,624

American Airlines

2 Aug

CVG13:57Cincinnati Cinci./N. Kentucky

26h 28m

2 stops

SYD06:25Sydney Kingsford Smith

14 Aug

SYD12:00Sydney Kingsford Smith

19h 56m

1 stop

CVG17:56Cincinnati Cinci./N. Kentucky

$1,669

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Sun 25/10

17:20-08:00

1 stop22h 40m

Sydney Kingsford Smith

Thu 19/11

17:50-16:37

2 stops39h 47m

$1,399

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Sun 25/10

17:20-08:00

1 stop22h 40m

Sydney Kingsford Smith

Thu 19/11

17:50-12:33

2 stops35h 43m

$1,410

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 15/9

14:15-07:20

2 stops27h 05m

Sydney Kingsford Smith

Tue 22/9

09:20-20:30

2 stops25h 10m

$1,574

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Wed 24/6

13:55-07:20

2 stops27h 25m

Sydney Kingsford Smith

Tue 28/7

09:20-15:54

2 stops44h 34m

$1,580

Fastest return journey

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Mon 3/8

14:54-06:55

1 stop25h 01m

Sydney Kingsford Smith

Tue 18/8

10:20-15:07

1 stop19h 47m

$1,600

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Sun 2/8

14:54-07:00

2 stops25h 06m

Sydney Kingsford Smith

Sun 16/8

09:30-20:58

2 stops26h 28m

$1,602

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Wed 10/6

18:33-07:05

2 stops22h 32m

Sydney Kingsford Smith

Wed 17/6

09:10-21:02

2 stops25h 52m

$1,603

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 15/9

09:00-07:20

1 stop32h 20m

Sydney Kingsford Smith

Tue 22/9

09:20-20:30

2 stops25h 10m

$1,604

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Wed 10/6

08:00-07:00

3 stops33h 00m

Sydney Kingsford Smith

Wed 17/6

10:20-19:00

2 stops22h 40m

$1,609

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Mon 1/6

18:52-07:05

1 stop21h 13m

Sydney Kingsford Smith

Tue 30/6

12:00-22:06

1 stop25h 06m

$1,624

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 Sydney

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 Sydney?

The month of May is, on average, the cheapest month to fly to Sydney from Kentucky, with most prices found around $727. If you aren’t able to travel to Sydney during the month of May, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $739.

Can stopping save me money on Kentucky to Sydney flights?

You could potentially save up to 4% on your flight if you consider stops on a Kentucky to Sydney flight.

Cheap Kentucky to Sydney flight deals and tips

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

Fastest flight time	22h 40m
Direct flights	None

The fastest flight from Kentucky to Sydney takes 22h 40m

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

Search flight deals

Frequently asked questions about flying from Kentucky to Sydney

When did momondo last update prices for flights from Kentucky to Sydney Kingsford Smith Airport?
Prices for flights from Kentucky to Sydney Kingsford Smith Airport are refreshed on a daily basis.
How old do you have to be to fly from Kentucky to Sydney Kingsford Smith Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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Lithgow

Manly

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Leura

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Newport

Swansea

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Kentucky to Sydney for you.

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

All flight searches from Kentucky to Sydney on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from Kentucky.

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

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Kentucky and alert you when they change.