When did momondo last update prices for flights from Louisville Intl Airport to Australia?

Prices for flights from Louisville Intl Airport to Australia are refreshed on a daily basis.

How old do you have to be to fly from Louisville Intl Airport to Australia?

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 Louisville Intl Airport to Australia.

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

The required travel and health documents for your Australia 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 Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$1,807 Cheap Flights from Louisville to Australia in 2026/27

Find the cheapest flights from Louisville to Australia

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Cheap return flights

Enter your travel dates to find the best prices.

07:00 - 08:35SDF Louisville Intl-SYD Sydney Kingsford Smith

33h 35m2 stops Houston George Bush Intcntl Auckland Intl

09:55 - 20:33SYD Sydney Kingsford Smith-SDF Louisville Intl

26h 38m2 stops Auckland Intl Houston George Bush Intcntl

$1,807Air New Zealand

Sun, 1 Nov - Sun, 8 Nov

16:08 - 09:05SDF Louisville Intl-SYD Sydney Kingsford Smith

48h 57m2 stops Dallas/Fort Worth Auckland Intl

14:05 - 18:28SYD Sydney Kingsford Smith-SDF Louisville Intl

20h 23m1 stop Dallas/Fort Worth

$1,814Qantas Airways

Thu, 4 Feb - Thu, 11 Feb

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

29h 50m1 stop Houston George Bush Intcntl

09:15 - 20:23SYD Sydney Kingsford Smith-SDF Louisville Intl

27h 08m1 stop Houston George Bush Intcntl

$1,837United Airlines

Sun, 29 Nov - Tue, 15 Dec

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

29h 50m1 stop Houston George Bush Intcntl

11:20 - 18:17SYD Sydney Kingsford Smith-SDF Louisville Intl

22h 57m2 stops Los Angeles Chicago O'Hare Intl

$1,844United Airlines

Sun, 29 Nov - Tue, 15 Dec

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

32h 00m1 stop Houston George Bush Intcntl

11:20 - 13:24SYD Sydney Kingsford Smith-SDF Louisville Intl

42h 04m2 stops Los Angeles Chicago O'Hare Intl

$1,866United Airlines

Sun, 29 Nov - Mon, 14 Dec

17:59 - 08:30SDF Louisville Intl-SYD Sydney Kingsford Smith

46h 31m2 stops Atlanta Hartsfield-Jackson Los Angeles

10:40 - 21:17SYD Sydney Kingsford Smith-SDF Louisville Intl

26h 37m2 stops Los Angeles Detroit Metropolitan Wayne County

$1,868Delta

Sat, 5 Dec - Tue, 15 Dec

09:10 - 08:35SDF Louisville Intl-SYD Sydney Kingsford Smith

31h 25m2 stops Houston George Bush Intcntl Auckland Intl

11:50 - 20:33SYD Sydney Kingsford Smith-SDF Louisville Intl

24h 43m2 stops Auckland Intl Houston George Bush Intcntl

$1,873Air New Zealand

Thu, 5 Nov - Thu, 12 Nov

09:02 - 07:00SDF Louisville Intl-SYD Sydney Kingsford Smith

29h 58m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

11:20 - 23:54SYD Sydney Kingsford Smith-SDF Louisville Intl

28h 34m2 stops Los Angeles Chicago O'Hare Intl

$1,879United Airlines

Sun, 29 Nov - Wed, 16 Dec

07:05 - 08:35SDF Louisville Intl-SYD Sydney Kingsford Smith

33h 30m2 stops Houston George Bush Intcntl Auckland Intl

07:30 - 19:35SYD Sydney Kingsford Smith-SDF Louisville Intl

28h 05m2 stops Auckland Intl Houston George Bush Intcntl

$1,900Air New Zealand

Fri, 19 Feb - Tue, 23 Feb

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

32h 00m1 stop Houston George Bush Intcntl

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

28h 43m1 stop Houston George Bush Intcntl

$1,907United Airlines

Sun, 1 Nov - Sun, 8 Nov

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Air New Zealand flights from Louisville to Australia

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

Air New Zealand

1 Nov

SDF07:00Louisville Intl

33h 35m

2 stops

SYD08:35Sydney Kingsford Smith

8 Nov

SYD09:55Sydney Kingsford Smith

26h 38m

2 stops

SDF20:33Louisville Intl

$1,807

Air New Zealand

5 Nov

SDF09:10Louisville Intl

31h 25m

2 stops

SYD08:35Sydney Kingsford Smith

12 Nov

SYD11:50Sydney Kingsford Smith

24h 43m

2 stops

SDF20:33Louisville Intl

$1,873

Air New Zealand

19 Feb

SDF07:05Louisville Intl

33h 30m

2 stops

SYD08:35Sydney Kingsford Smith

23 Feb

SYD07:30Sydney Kingsford Smith

28h 05m

2 stops

SDF19:35Louisville Intl

$1,900

Qantas Airways flights from Louisville to Australia

Our best Qantas Airways deals on Louisville to Australia flight tickets

Qantas Airways

4 Feb

SDF16:08Louisville Intl

48h 57m

2 stops

SYD09:05Sydney Kingsford Smith

11 Feb

SYD14:05Sydney Kingsford Smith

20h 23m

1 stop

SDF18:28Louisville Intl

$1,814

Qantas Airways

5 Nov

SDF16:10Louisville Intl

22h 45m

1 stop

SYD06:55Sydney Kingsford Smith

12 Nov

SYD14:05Sydney Kingsford Smith

20h 04m

1 stop

SDF18:09Louisville Intl

$1,984

Qantas Airways

24 Dec

SDF15:36Louisville Intl

23h 19m

1 stop

SYD06:55Sydney Kingsford Smith

17 Jan

SYD06:05Sydney Kingsford Smith

25h 23m

2 stops

SDF15:28Louisville Intl

$2,255

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Sun 1/11

07:00-08:35

2 stops33h 35m

Sydney Kingsford Smith

Sun 8/11

09:55-20:33

2 stops26h 38m

$1,807

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Thu 4/2

16:08-09:05

2 stops48h 57m

Sydney Kingsford Smith

Thu 11/2

14:05-18:28

1 stop20h 23m

$1,814

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Sun 29/11

09:10-07:00

1 stop29h 50m

Sydney Kingsford Smith

Tue 15/12

09:15-20:23

1 stop27h 08m

$1,837

Fastest return journey

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Sun 29/11

09:10-07:00

1 stop29h 50m

Sydney Kingsford Smith

Tue 15/12

11:20-18:17

2 stops22h 57m

$1,844

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Sun 29/11

07:00-07:00

1 stop32h 00m

Sydney Kingsford Smith

Mon 14/12

11:20-13:24

2 stops42h 04m

$1,866

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Sat 5/12

17:59-08:30

2 stops46h 31m

Sydney Kingsford Smith

Tue 15/12

10:40-21:17

2 stops26h 37m

$1,868

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Thu 5/11

09:10-08:35

2 stops31h 25m

Sydney Kingsford Smith

Thu 12/11

11:50-20:33

2 stops24h 43m

$1,873

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Sun 29/11

09:02-07:00

2 stops29h 58m

Sydney Kingsford Smith

Wed 16/12

11:20-23:54

2 stops28h 34m

$1,879

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Fri 19/2

07:05-08:35

2 stops33h 30m

Sydney Kingsford Smith

Tue 23/2

07:30-19:35

2 stops28h 05m

$1,900

LouisvilleSydney

SDF Louisville Intl - SYD Sydney Kingsford Smith

SDFSYD

Louisville Intl

Sun 1/11

07:00-07:00

1 stop32h 00m

Sydney Kingsford Smith

Sun 8/11

09:15-21:58

1 stop28h 43m

$1,907

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Louisville 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

What is the cheapest month to fly to Australia?

In general, August is the cheapest month to fly from Louisville to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,671. If you don’t want to visit Australia in August, then you should wait until January to fly from Louisville, when ticket prices are also cheap, with an average price of $1,726.

Can stopping save me money on Louisville to Australia flights?

You could potentially save up to 23% on your flight if you consider stops on a Louisville to Australia flight.

Cheap Louisville to Australia flight deals and tips

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

Best price found	$1,807
Fastest flight time	25h 05m
Direct flights	None

The best flight deal from Louisville to Australia found on momondo in the last 72 hours is $1,807

The fastest flight from Louisville to Australia takes 25h 05m

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

Search flight deals

Frequently asked questions about flying from Louisville to Australia

When did momondo last update prices for flights from Louisville Intl Airport to Australia?
Prices for flights from Louisville Intl Airport to Australia are refreshed on a daily basis.
How old do you have to be to fly from Louisville Intl Airport to Australia?
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 Louisville Intl Airport to Australia.
What documentation or ID do you need to fly to Australia?
The required travel and health documents for your Australia 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 Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisville to Australia. momondo saves you time and could save you money on your trip.

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

Flights from Louisville to Australia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Louisville and Australia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Louisville to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.