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

Delta, United Airlines, and Qantas Airways 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.

$993 Cheap Flights from Louisville to Australia in 2025/26

1 adult

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Find the cheapest flights from Louisville to Australia

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

18:11 - 10:00SDF-MEL

47h 49m2 stops

13:00 - 14:26MEL-SDF

41h 26m2 stops

$2,015United Airlines

Find Deal

Mon, 29 Dec - Tue, 13 Jan

18:11 - 10:00SDF-MEL

47h 49m2 stops

13:00 - 17:37MEL-SDF

44h 37m2 stops

$2,024United Airlines

Find Deal

Mon, 29 Dec - Tue, 13 Jan

10:28 - 06:50SDF-SYD

28h 22m2 stops

10:40 - 20:25SYD-SDF

25h 45m2 stops

$2,078Delta

Find Deal

Sun, 15 Feb - Thu, 19 Feb

06:00 - 09:25SDF-MEL

35h 25m2 stops

12:10 - 19:51MEL-SDF

23h 41m2 stops

$2,190Air New Zealand

Find Deal

Mon, 16 Feb - Fri, 20 Feb

07:00 - 08:00SDF-MEL

33h 00m2 stops

10:10 - 23:50MEL-SDF

29h 40m2 stops

$2,261Delta

Find Deal

Mon, 9 Feb - Sun, 15 Feb

09:31 - 08:45SDF-SYD

31h 14m2 stops

20:15 - 19:59SYD-SDF

39h 44m2 stops

$2,790Air New Zealand

Find Deal

Fri, 5 Dec - Sat, 27 Dec

10:35 - 17:50SDF-MEL

39h 15m2 stops

08:35 - 19:51MEL-SDF

27h 16m3 stops

$2,837Multiple Airlines

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Mon, 9 Feb - Sun, 15 Feb

13:30 - 18:45SDF-PER

40h 15m2 stops

22:45 - 15:03PER-SDF

53h 18m2 stops

$3,088Qatar Airways

Find Deal

Thu, 26 Feb - Mon, 2 Mar

13:30 - 18:45SDF-PER

40h 15m2 stops

22:45 - 15:03PER-SDF

53h 18m2 stops

$3,090Qatar Airways

Find Deal

Thu, 26 Feb - Mon, 2 Mar

14:19 - 07:25SDF-SYD

26h 06m3 stops

20:15 - 10:10SYD-SDF

27h 55m2 stops

$3,201Multiple Airlines

Find Deal

Thu, 19 Mar - Sun, 5 Apr

Qantas Airways flights from Louisville to Australia

Our best Qantas Airways deals on Louisville to Australia flight tickets

Qantas Airways

19 Mar

SDF18:27Louisville Intl

21h 28m

1 stop

SYD06:55Sydney Kingsford Smith

5 Apr

SYD12:00Sydney Kingsford Smith

19h 24m

1 stop

SDF17:24Louisville Intl

$3,193

Find similar

Qantas Airways

19 Mar

SDF18:27Louisville Intl

21h 28m

1 stop

SYD06:55Sydney Kingsford Smith

5 Apr

SYD12:00Sydney Kingsford Smith

19h 24m

1 stop

SDF17:24Louisville Intl

$3,195

Find similar

Qantas Airways

24 Dec

SDF13:46Louisville Intl

30h 54m

2 stops

MEL12:40Melbourne

7 Jan

MEL16:05Melbourne

20h 42m

1 stop

SDF20:47Louisville Intl

$4,018

Find similar

Air New Zealand flights from Louisville to Australia

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

Air New Zealand

16 Feb

SDF06:00Louisville Intl

35h 25m

2 stops

MEL09:25Melbourne

20 Feb

MEL12:10Melbourne

23h 41m

2 stops

SDF19:51Louisville Intl

$2,190

Find similar

Air New Zealand

5 Dec

SDF09:31Louisville Intl

31h 14m

2 stops

SYD08:45Sydney Kingsford Smith

27 Dec

SYD20:15Sydney Kingsford Smith

39h 44m

2 stops

SDF19:59Louisville Intl

$2,790

Find similar

Air New Zealand

5 Dec

SDF07:10Louisville Intl

35h 20m

2 stops

SYD10:30Sydney Kingsford Smith

27 Dec

SYD20:15Sydney Kingsford Smith

39h 44m

2 stops

SDF19:59Louisville Intl

$2,792

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Mon 29/12

18:11-10:00

2 stops47h 49m

Melbourne

Tue 13/1

13:00-14:26

2 stops41h 26m

$2,015

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Mon 29/12

18:11-10:00

2 stops47h 49m

Melbourne

Tue 13/1

13:00-17:37

2 stops44h 37m

$2,024

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sun 15/2

10:28-06:50

2 stops28h 22m

Sydney Kingsford Smith

Thu 19/2

10:40-20:25

2 stops25h 45m

$2,078

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Mon 16/2

06:00-09:25

2 stops35h 25m

Melbourne

Fri 20/2

12:10-19:51

2 stops23h 41m

$2,190

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Mon 9/2

07:00-08:00

2 stops33h 00m

Melbourne

Sun 15/2

10:10-23:50

2 stops29h 40m

$2,261

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Fri 5/12

09:31-08:45

2 stops31h 14m

Sydney Kingsford Smith

Sat 27/12

20:15-19:59

2 stops39h 44m

$2,790

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Mon 9/2

10:35-17:50

2 stops39h 15m

Melbourne

Sun 15/2

08:35-19:51

3 stops27h 16m

$2,837

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Thu 26/2

13:30-18:45

2 stops40h 15m

Perth

Mon 2/3

22:45-15:03

2 stops53h 18m

$3,088

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Thu 26/2

13:30-18:45

2 stops40h 15m

Perth

Mon 2/3

22:45-15:03

2 stops53h 18m

$3,090

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Thu 19/3

14:19-07:25

3 stops26h 06m

Sydney Kingsford Smith

Sun 5/4

20:15-10:10

2 stops27h 55m

$3,201

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, April 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 $1,712. If you don’t want to visit Australia in April, then you should wait until November to fly from Louisville, when ticket prices are also cheap, with an average price of $1,762.

Cheap Louisville to Australia flight deals and tips

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

Direct flights	None

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

Search flight deals

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.