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 22h 06m and 27h 11m, respectively.

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

Qantas Airways and United Airlines 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.

$919 Cheap Flights from Kentucky to Sydney in 2026/27

Find the cheapest flights from Kentucky to Sydney

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

17:49 - 06:55SDF Louisville Intl-SYD Sydney Kingsford Smith

22h 06m1 stop Dallas/Fort Worth

14:05 - 18:09SYD Sydney Kingsford Smith-SDF Louisville Intl

20h 04m1 stop Dallas/Fort Worth

$1,751Qantas Airways

Mon, 26 Oct - Mon, 2 Nov

15:45 - 07:00SDF Louisville Intl-SYD Sydney Kingsford Smith

24h 15m1 stop Houston George Bush Intcntl

11:20 - 20:33SYD Sydney Kingsford Smith-SDF Louisville Intl

25h 13m2 stops Los Angeles Houston George Bush Intcntl

$1,753United Airlines

Sun, 25 Oct - Mon, 9 Nov

09:10 - 07:00SDF Louisville Intl-SYD Sydney Kingsford Smith

29h 50m1 stop Houston George Bush Intcntl

09:15 - 21:58SYD Sydney Kingsford Smith-SDF Louisville Intl

28h 43m1 stop Houston George Bush Intcntl

$1,763United Airlines

Wed, 11 Nov - Wed, 18 Nov

15:24 - 09:20SDF Louisville Intl-SYD Sydney Kingsford Smith

25h 56m2 stops Denver Intl San Francisco

11:20 - 18:32SYD Sydney Kingsford Smith-SDF Louisville Intl

23h 12m2 stops Los Angeles Chicago O'Hare Intl

$1,769United Airlines

Wed, 11 Nov - Wed, 18 Nov

13:59 - 07:20SDF Louisville Intl-SYD Sydney Kingsford Smith

26h 21m2 stops Atlanta Hartsfield-Jackson Los Angeles

10:40 - 19:10SYD Sydney Kingsford Smith-SDF Louisville Intl

24h 30m2 stops Los Angeles Atlanta Hartsfield-Jackson

$1,771Delta

Mon, 26 Oct - Mon, 2 Nov

16:18 - 06:55SDF Louisville Intl-SYD Sydney Kingsford Smith

23h 37m1 stop Dallas/Fort Worth

11:15 - 18:09SYD Sydney Kingsford Smith-SDF Louisville Intl

22h 54m2 stops Los Angeles Dallas/Fort Worth

$1,795Multiple Airlines

Mon, 26 Oct - Mon, 2 Nov

09:00 - 08:40LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

32h 40m2 stops Denver Intl Los Angeles

09:15 - 23:36SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

29h 21m2 stops Houston George Bush Intcntl Denver Intl

$1,840United Airlines

Sun, 25 Oct - Sun, 1 Nov

18:18 - 06:55LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

21h 37m1 stop Dallas/Fort Worth

11:15 - 17:35SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

21h 20m1 stop Los Angeles

$1,857Multiple Airlines

Sun, 25 Oct - Sun, 1 Nov

09:10 - 07:00SDF Louisville Intl-SYD Sydney Kingsford Smith

29h 50m1 stop Houston George Bush Intcntl

09:10 - 21:58SYD Sydney Kingsford Smith-SDF Louisville Intl

28h 48m1 stop Houston George Bush Intcntl

$1,906United Airlines

Thu, 12 Nov - Thu, 19 Nov

14:10 - 09:05SDF Louisville Intl-SYD Sydney Kingsford Smith

26h 55m2 stops Chicago O'Hare Intl Los Angeles

11:50 - 18:32SYD Sydney Kingsford Smith-SDF Louisville Intl

22h 42m2 stops San Francisco Chicago O'Hare Intl

$1,912United Airlines

Thu, 12 Nov - Thu, 19 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

05:23 - 12:45LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

40h 22m2 stops Chicago O'Hare Intl Hong Kong Intl

22:20 - 00:09SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

40h 49m2 stops Hong Kong Intl Chicago O'Hare Intl

$2,397Multiple Airlines

Sun, 4 Oct - Mon, 19 Oct

05:23 - 12:45LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

40h 22m2 stops Chicago O'Hare Intl Hong Kong Intl

22:20 - 00:09SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

40h 49m2 stops Hong Kong Intl Chicago O'Hare Intl

$2,399Multiple Airlines

Sun, 4 Oct - Mon, 19 Oct

08:50 - 07:55LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

56h 05m2 stops Chicago O'Hare Intl San Francisco

11:20 - 22:09SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

25h 49m2 stops San Francisco Denver Intl

$2,417United Airlines

Sun, 4 Oct - Mon, 19 Oct

05:23 - 12:45LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

40h 22m2 stops Chicago O'Hare Intl Hong Kong Intl

18:50 - 00:09SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

44h 19m3 stops Perth Hong Kong Intl Chicago O'Hare Intl

$2,450Multiple Airlines

Sun, 4 Oct - Mon, 19 Oct

05:23 - 12:45LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

40h 22m2 stops Chicago O'Hare Intl Hong Kong Intl

18:50 - 00:09SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

44h 19m3 stops Perth Hong Kong Intl Chicago O'Hare Intl

$2,451Multiple Airlines

Sun, 4 Oct - Mon, 19 Oct

05:23 - 12:45LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

40h 22m2 stops Chicago O'Hare Intl Hong Kong Intl

19:45 - 00:09SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

43h 24m3 stops Perth Hong Kong Intl Chicago O'Hare Intl

$2,607Multiple Airlines

Sun, 4 Oct - Mon, 19 Oct

05:23 - 12:45LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

40h 22m2 stops Chicago O'Hare Intl Hong Kong Intl

22:20 - 00:09SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

40h 49m2 stops Hong Kong Intl Chicago O'Hare Intl

$2,622Multiple Airlines

Sun, 4 Oct - Mon, 19 Oct

20:08 - 20:45LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

33h 37m2 stops Dallas/Fort Worth Hong Kong Intl

18:50 - 00:09SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

44h 19m3 stops Perth Hong Kong Intl Chicago O'Hare Intl

$2,845Multiple Airlines

Sun, 4 Oct - Mon, 19 Oct

17:59 - 08:05LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

23h 06m2 stops Charlotte Douglas Los Angeles

13:00 - 17:48SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

19h 48m1 stop Dallas/Fort Worth

$3,203American Airlines

Sun, 4 Oct - Mon, 19 Oct

17:43 - 06:55LEX Lexington Blue Grass-SYD Sydney Kingsford Smith

22h 12m1 stop Dallas/Fort Worth

13:00 - 22:17SYD Sydney Kingsford Smith-LEX Lexington Blue Grass

24h 17m1 stop Dallas/Fort Worth

$3,347Qantas Airways

Sun, 4 Oct - Mon, 19 Oct

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Kentucky to Sydney

Our best United Airlines deals on Kentucky to Sydney flight tickets

United Airlines

25 Oct

SDF15:24Louisville Intl

26h 16m

2 stops

SYD08:40Sydney Kingsford Smith

9 Nov

SYD11:20Sydney Kingsford Smith

25h 32m

2 stops

SDF20:52Louisville Intl

$1,753

United Airlines

11 Nov

SDF09:10Louisville Intl

29h 50m

1 stop

SYD07:00Sydney Kingsford Smith

18 Nov

SYD09:15Sydney Kingsford Smith

28h 43m

1 stop

SDF21:58Louisville Intl

$1,763

United Airlines

11 Nov

SDF15:24Louisville Intl

25h 56m

2 stops

SYD09:20Sydney Kingsford Smith

18 Nov

SYD11:20Sydney Kingsford Smith

23h 12m

2 stops

SDF18:32Louisville Intl

$1,769

Air New Zealand flights from Kentucky to Sydney

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

Air New Zealand

31 Jan

SDF09:32Louisville Intl

31h 03m

2 stops

SYD08:35Sydney Kingsford Smith

12 Feb

SYD07:30Sydney Kingsford Smith

30h 00m

2 stops

SDF21:30Louisville Intl

$1,917

Air New Zealand

7 Mar

SDF15:50Louisville Intl

26h 45m

2 stops

SYD10:35Sydney Kingsford Smith

21 Mar

SYD11:50Sydney Kingsford Smith

41h 37m

1 stop

SDF14:27Louisville Intl

$2,132

Air New Zealand

1 Mar

SDF15:50Louisville Intl

24h 45m

2 stops

SYD08:35Sydney Kingsford Smith

29 Mar

SYD11:20Sydney Kingsford Smith

42h 07m

1 stop

SDF14:27Louisville Intl

$2,201

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Mon 26/10

17:49-06:55

1 stop22h 06m

Sydney Kingsford Smith

Mon 2/11

14:05-18:09

1 stop20h 04m

$1,751

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Sun 25/10

15:45-07:00

1 stop24h 15m

Sydney Kingsford Smith

Mon 9/11

11:20-20:33

2 stops25h 13m

$1,753

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Wed 11/11

09:10-07:00

1 stop29h 50m

Sydney Kingsford Smith

Wed 18/11

09:15-21:58

1 stop28h 43m

$1,763

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Wed 11/11

15:24-09:20

2 stops25h 56m

Sydney Kingsford Smith

Wed 18/11

11:20-18:32

2 stops23h 12m

$1,769

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Mon 26/10

13:59-07:20

2 stops26h 21m

Sydney Kingsford Smith

Mon 2/11

10:40-19:10

2 stops24h 30m

$1,771

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Mon 26/10

16:18-06:55

1 stop23h 37m

Sydney Kingsford Smith

Mon 2/11

11:15-18:09

2 stops22h 54m

$1,795

LexingtonSydney

LEX Lexington Blue Grass - SYD Sydney Kingsford Smith

LEXSYD

Lexington Blue Grass

Sun 25/10

09:00-08:40

2 stops32h 40m

Sydney Kingsford Smith

Sun 1/11

09:15-23:36

2 stops29h 21m

$1,840

LexingtonSydney

LEX Lexington Blue Grass - SYD Sydney Kingsford Smith

LEXSYD

Lexington Blue Grass

Sun 25/10

18:18-06:55

1 stop21h 37m

Sydney Kingsford Smith

Sun 1/11

11:15-17:35

1 stop21h 20m

$1,857

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Thu 12/11

09:10-07:00

1 stop29h 50m

Sydney Kingsford Smith

Thu 19/11

09:10-21:58

1 stop28h 48m

$1,906

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Thu 12/11

14:10-09:05

2 stops26h 55m

Sydney Kingsford Smith

Thu 19/11

11:50-18:32

2 stops22h 42m

$1,912

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 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 November is, on average, the cheapest month to fly to Sydney from Kentucky, with most prices found around $1,366. If you aren’t able to travel to Sydney during the month of November, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $1,795.

Can stopping save me money on Kentucky to Sydney flights?

You could potentially save up to 5% 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

Best price found	$919
Fastest flight time	22h 06m
Direct flights	None

The best one-way flight to Sydney from Kentucky in the past 72 hours is $919. The best return flight deal from Kentucky to Sydney found on momondo in the last 72 hours is $1,751.

The fastest flight from Kentucky to Sydney takes 22h 06m

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.

Parramatta

Terrigal

Wollongong

Katoomba

Penrith

Coogee

Lithgow

Manly

Cronulla

Randwick

Leura

Bondi Beach

Charlestown

Swansea

Newport

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.