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.

$978 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.

08:00 - 07:30

SDF

MEL

33h 30m

3 stops

10:55 - 20:23

MEL

SDF

23h 28m

2 stops

$1,784United Airlines

Wed, 3 Jun - Sat, 4 Jul

19:52 - 08:15

SDF

MEL

46h 23m

2 stops

10:55 - 22:40

MEL

SDF

25h 45m

2 stops

$1,806United Airlines

Sun, 31 May - Fri, 3 Jul

07:05 - 07:50

SDF

MEL

34h 45m

2 stops

10:00 - 21:18

MEL

SDF

25h 18m

2 stops

$2,079Delta

Wed, 24 Jun - Wed, 8 Jul

10:35 - 07:50

SDF

MEL

31h 15m

2 stops

10:00 - 23:50

MEL

SDF

27h 50m

2 stops

$2,080Delta

Wed, 24 Jun - Wed, 8 Jul

09:21 - 07:30

SDF

SYD

32h 09m

1 stop

12:00 - 17:32

SYD

SDF

19h 32m

1 stop

$2,098Multiple 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

$2,428Multiple Airlines

Sat, 6 Jun - Sat, 4 Jul

19:45 - 14:10

SDF

AVV

28h 25m

2 stops

06:00 - 23:46

AVV

SDF

31h 46m

2 stops

$3,142Qantas Airways

Wed, 24 Jun - Wed, 8 Jul

19:45 - 14:10

SDF

AVV

28h 25m

2 stops

06:00 - 23:46

AVV

SDF

31h 46m

2 stops

$3,200Qantas Airways

Wed, 24 Jun - Wed, 8 Jul

10:36 - 18:35

SDF

PER

43h 59m

2 stops

22:45 - 12:45

PER

SDF

50h 00m

2 stops

$3,285Qatar Airways

Sun, 18 Oct - Wed, 21 Oct

17:00 - 18:35

SDF

PER

37h 35m

2 stops

22:45 - 12:45

PER

SDF

50h 00m

2 stops

$3,321Qatar Airways

Sun, 18 Oct - Wed, 21 Oct

American Airlines flights from Louisville to Australia

Our best American Airlines deals on Louisville to Australia flight tickets

American Airlines

26 Aug

SDF13:20Louisville Intl

27h 45m

2 stops

SYD07:05Sydney Kingsford Smith

5 Sept

SYD12:00Sydney Kingsford Smith

24h 17m

1 stop

SDF22:17Louisville Intl

$2,727

American Airlines

26 Aug

SDF13:20Louisville Intl

27h 45m

2 stops

SYD07:05Sydney Kingsford Smith

5 Sept

SYD12:00Sydney Kingsford Smith

24h 17m

1 stop

SDF22:17Louisville Intl

$2,728

American Airlines

24 June

SDF07:16Louisville Intl

31h 44m

1 stop

MEL05:00Melbourne

8 July

MEL09:45Melbourne

23h 45m

2 stops

SDF19:30Louisville Intl

$3,055

Air New Zealand flights from Louisville to Australia

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

Air New Zealand

25 June

SDF09:30Louisville Intl

33h 15m

2 stops

SYD08:45Sydney Kingsford Smith

1 July

SYD10:20Sydney Kingsford Smith

42h 08m

1 stop

SDF14:28Louisville Intl

$2,752

Air New Zealand

3 July

SDF15:41Louisville Intl

29h 14m

2 stops

MEL10:55Melbourne

5 July

MEL15:00Melbourne

45h 15m

2 stops

SDF22:15Louisville Intl

$3,008

Air New Zealand

3 July

SDF15:41Louisville Intl

29h 14m

2 stops

MEL10:55Melbourne

5 July

MEL15:00Melbourne

45h 15m

2 stops

SDF22:15Louisville Intl

$3,028

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 3/6

08:00-07:30

3 stops33h 30m

Melbourne

Sat 4/7

10:55-20:23

2 stops23h 28m

$1,784

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Sun 31/5

19:52-08:15

2 stops46h 23m

Melbourne

Fri 3/7

10:55-22:40

2 stops25h 45m

$1,806

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 24/6

07:05-07:50

2 stops34h 45m

Melbourne

Wed 8/7

10:00-21:18

2 stops25h 18m

$2,079

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 24/6

10:35-07:50

2 stops31h 15m

Melbourne

Wed 8/7

10:00-23:50

2 stops27h 50m

$2,080

Fastest return journey

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Wed 3/6

09:21-07:30

1 stop32h 09m

Sydney Kingsford Smith

Wed 10/6

12:00-17:32

1 stop19h 32m

$2,098

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Sat 6/6

09:21-06:45

1 stop31h 24m

Melbourne

Sat 4/7

09:45-19:26

1 stop23h 41m

$2,428

LouisvilleMelbourne

SDF - AVV

SDFAVV

Louisville Intl

Wed 24/6

19:45-14:10

2 stops28h 25m

Melbourne Avalon

Wed 8/7

06:00-23:46

2 stops31h 46m

$3,142

LouisvilleMelbourne

SDF - AVV

SDFAVV

Louisville Intl

Wed 24/6

19:45-14:10

2 stops28h 25m

Melbourne Avalon

Wed 8/7

06:00-23:46

2 stops31h 46m

$3,200

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Sun 18/10

10:36-18:35

2 stops43h 59m

Perth

Wed 21/10

22:45-12:45

2 stops50h 00m

$3,285

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Sun 18/10

17:00-18:35

2 stops37h 35m

Perth

Wed 21/10

22:45-12:45

2 stops50h 00m

$3,321

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 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, May 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 $733. If you don’t want to visit Australia in May, then you should wait until June to fly from Louisville, when ticket prices are also cheap, with an average price of $746.

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 14m
Direct flights	None

The fastest flight from Louisville to Australia takes 25h 14m

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.