What is the cheapest airline that flies from Louisville Intl to Australia?

Air New Zealand and United Airlines are the most popular carriers operating from Louisville Intl 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.

$1,012 Cheap Flights from Louisville to Australia in 2026

1 adult

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Find the cheapest flights from Louisville to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:25 - 07:30

SDF

MEL

26h 05m

2 stops

09:30 - 20:23

MEL

SDF

24h 53m

2 stops

$1,533Air New Zealand

Wed, 3 Jun - Wed, 10 Jun

08:00 - 07:30

SDF

MEL

33h 30m

1 stop

09:30 - 19:00

MEL

SDF

23h 30m

2 stops

$1,535Air New Zealand

Wed, 3 Jun - Wed, 10 Jun

08:00 - 07:30

SDF

MEL

33h 30m

1 stop

09:30 - 19:00

MEL

SDF

23h 30m

2 stops

$1,538Air New Zealand

Wed, 3 Jun - Wed, 10 Jun

06:00 - 07:50

SDF

MEL

35h 50m

2 stops

10:00 - 21:18

MEL

SDF

25h 18m

2 stops

$1,546Delta

Wed, 24 Jun - Wed, 8 Jul

14:10 - 06:55

SDF

SYD

26h 45m

2 stops

09:30 - 20:01

SYD

SDF

24h 31m

2 stops

$1,813United Airlines

Tue, 9 Jun - Wed, 17 Jun

17:55 - 07:50

SDF

MEL

47h 55m

2 stops

10:00 - 19:30

MEL

SDF

23h 30m

2 stops

$1,866Delta

Sun, 2 Aug - Fri, 7 Aug

15:25 - 07:00

SDF

SYD

25h 35m

2 stops

09:30 - 19:59

SYD

SDF

24h 29m

2 stops

$1,880United Airlines

Wed, 26 Aug - Sat, 5 Sep

09:21 - 06:45

SDF

MEL

31h 24m

1 stop

09:45 - 19:26

MEL

SDF

23h 41m

1 stop

$2,067Multiple Airlines

Wed, 3 Jun - Wed, 10 Jun

09:21 - 06:45

SDF

MEL

31h 24m

1 stop

09:45 - 19:26

MEL

SDF

23h 41m

1 stop

$2,139Multiple Airlines

Wed, 3 Jun - Wed, 10 Jun

06:51 - 06:50

SDF

PER

35h 59m

2 stops

08:20 - 16:40

PER

SDF

44h 20m

2 stops

$3,428Cathay Pacific

Tue, 30 Jun - Tue, 7 Jul

Qantas Airways flights from Louisville to Australia

Our best Qantas Airways deals on Louisville to Australia flight tickets

Qantas Airways

26 Aug

SDF19:03Louisville Intl

21h 52m

1 stop

SYD06:55Sydney Kingsford Smith

5 Sept

SYD12:00Sydney Kingsford Smith

24h 17m

1 stop

SDF22:17Louisville Intl

$2,736

Qantas Airways

1 June

SDF19:45Louisville Intl

21h 10m

1 stop

SYD06:55Sydney Kingsford Smith

5 June

SYD12:00Sydney Kingsford Smith

19h 32m

1 stop

SDF17:32Louisville Intl

$3,212

Qantas Airways

1 Aug

SDF19:49Louisville Intl

21h 06m

1 stop

SYD06:55Sydney Kingsford Smith

29 Aug

SYD12:00Sydney Kingsford Smith

24h 17m

1 stop

SDF22:17Louisville Intl

$3,226

Air Canada flights from Louisville to Australia

Our best Air Canada deals on Louisville to Australia flight tickets

Air Canada

2 June

SDF09:00Louisville Intl

32h 20m

3 stops

SYD07:20Sydney Kingsford Smith

9 June

SYD09:20Sydney Kingsford Smith

38h 06m

2 stops

SDF09:26Louisville Intl

$3,202

Air Canada

11 Nov

SDF09:00Louisville Intl

32h 35m

3 stops

SYD09:35Sydney Kingsford Smith

15 Nov

SYD11:20Sydney Kingsford Smith

23h 49m

2 stops

SDF19:09Louisville Intl

$3,293

Air Canada

9 June

SDF09:00Louisville Intl

32h 20m

3 stops

SYD07:20Sydney Kingsford Smith

17 June

SYD09:20Sydney Kingsford Smith

38h 06m

2 stops

SDF09:26Louisville Intl

$3,356

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 3/6

15:25-07:30

2 stops26h 05m

Melbourne

Wed 10/6

09:30-20:23

2 stops24h 53m

$1,533

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 3/6

08:00-07:30

1 stop33h 30m

Melbourne

Wed 10/6

09:30-19:00

2 stops23h 30m

$1,535

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 3/6

08:00-07:30

1 stop33h 30m

Melbourne

Wed 10/6

09:30-19:00

2 stops23h 30m

$1,538

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 24/6

06:00-07:50

2 stops35h 50m

Melbourne

Wed 8/7

10:00-21:18

2 stops25h 18m

$1,546

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 9/6

14:10-06:55

2 stops26h 45m

Sydney Kingsford Smith

Wed 17/6

09:30-20:01

2 stops24h 31m

$1,813

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Sun 2/8

17:55-07:50

2 stops47h 55m

Melbourne

Fri 7/8

10:00-19:30

2 stops23h 30m

$1,866

Fastest return journey

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Wed 26/8

15:25-07:00

2 stops25h 35m

Sydney Kingsford Smith

Sat 5/9

09:30-19:59

2 stops24h 29m

$1,880

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 3/6

09:21-06:45

1 stop31h 24m

Melbourne

Wed 10/6

09:45-19:26

1 stop23h 41m

$2,067

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 3/6

09:21-06:45

1 stop31h 24m

Melbourne

Wed 10/6

09:45-19:26

1 stop23h 41m

$2,139

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Tue 30/6

06:51-06:50

2 stops35h 59m

Perth

Tue 7/7

08:20-16:40

2 stops44h 20m

$3,428

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted 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

Prices

Airlines

What is the cheapest month to fly to Australia?

In general, June 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 $749. If you don’t want to visit Australia in June, then you should wait until December to fly from Louisville, when ticket prices are also cheap, with an average price of $925.

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

Fastest flight time	25h 19m
Direct flights	None

The fastest flight from Louisville to Australia takes 25h 19m

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.