How do I get Price Alerts for flights from Louisville to Perth?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Louisville from Perth . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Louisville to Perth with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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

Prices for flights from Louisville Intl Airport to Perth Airport refresh daily.

How old do you have to be to fly from Louisville Intl Airport to Perth 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 Louisville Intl Airport to Perth Airport.

What documentation or ID do you need to fly to Perth Airport?

The necessary travel and health documents for your Perth Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$1,917 Cheap Flights from Louisville to Perth in 2026

Find the cheapest flights from Louisville to Perth

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 am - 2:45 pmSDF Louisville Intl-PER Perth

41h 45m3 stops Denver Intl Los Angeles Melbourne

10:55 pm - 9:58 pmPER Perth-SDF Louisville Intl

36h 03m2 stops Sydney Kingsford Smith Houston George Bush Intcntl

$1,917United Airlines

Wed, Nov 11 - Sun, Nov 15

8:00 am - 2:45 pmSDF Louisville Intl-PER Perth

41h 45m3 stops Denver Intl Los Angeles Melbourne

10:55 pm - 9:58 pmPER Perth-SDF Louisville Intl

36h 03m2 stops Sydney Kingsford Smith Houston George Bush Intcntl

$1,918United Airlines

Wed, Nov 11 - Sun, Nov 15

3:45 pm - 11:20 amSDF Louisville Intl-PER Perth

30h 35m2 stops Houston George Bush Intcntl Sydney Kingsford Smith

10:55 pm - 1:23 pmPER Perth-SDF Louisville Intl

27h 28m2 stops Sydney Kingsford Smith Houston George Bush Intcntl

$1,919United Airlines

Wed, Nov 11 - Sun, Nov 15

8:00 am - 2:45 pmSDF Louisville Intl-PER Perth

41h 45m3 stops Denver Intl Los Angeles Melbourne

10:30 pm - 2:22 pmPER Perth-SDF Louisville Intl

52h 52m3 stops Brisbane San Francisco Denver Intl

$1,932United Airlines

Wed, Nov 11 - Sun, Nov 15

8:00 am - 2:45 pmSDF Louisville Intl-PER Perth

41h 45m3 stops Denver Intl Los Angeles Melbourne

10:30 pm - 2:22 pmPER Perth-SDF Louisville Intl

52h 52m3 stops Brisbane San Francisco Denver Intl

$1,933United Airlines

Wed, Nov 11 - Sun, Nov 15

10:29 am - 6:50 amSDF Louisville Intl-PER Perth

32h 21m2 stops Chicago O'Hare Intl Hong Kong Intl

12:10 am - 11:25 pmPER Perth-SDF Louisville Intl

35h 15m2 stops Hong Kong Intl Dallas/Fort Worth

$2,003Cathay Pacific

Thu, Sep 24 - Wed, Sep 30

3:37 pm - 12:30 pmSDF Louisville Intl-PER Perth

32h 53m3 stops Houston George Bush Intcntl Los Angeles Sydney Kingsford Smith

11:45 pm - 7:11 pmPER Perth-SDF Louisville Intl

31h 26m3 stops Melbourne Los Angeles Chicago O'Hare Intl

$2,365United Airlines

Thu, Sep 24 - Thu, Oct 1

6:00 am - 3:25 pmSDF Louisville Intl-PER Perth

45h 25m3 stops Washington, D.C. Reagan-National Los Angeles Sydney Kingsford Smith

11:55 pm - 9:43 pmPER Perth-SDF Louisville Intl

33h 48m2 stops Sydney Kingsford Smith Dallas/Fort Worth

$2,890Qantas Airways

Thu, Sep 24 - Thu, Oct 1

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United Airlines flights from Louisville to Perth

Our best United Airlines deals on Louisville to Perth flight tickets

United Airlines

Nov 11

SDF8:00 amLouisville Intl

41h 45m

3 stops

PER2:45 pmPerth

Nov 15

PER10:55 pmPerth

36h 03m

2 stops

SDF9:58 pmLouisville Intl

$1,917

United Airlines

Nov 11

SDF8:00 amLouisville Intl

41h 45m

3 stops

PER2:45 pmPerth

Nov 15

PER10:55 pmPerth

36h 03m

2 stops

SDF9:58 pmLouisville Intl

$1,918

United Airlines

Nov 11

SDF3:45 pmLouisville Intl

30h 35m

2 stops

PER11:20 amPerth

Nov 15

PER10:55 pmPerth

27h 28m

2 stops

SDF1:23 pmLouisville Intl

$1,919

Cathay Pacific flights from Louisville to Perth

Our best Cathay Pacific deals on Louisville to Perth flight tickets

Cathay Pacific

Aug 15

SDF6:28 amLouisville Intl

36h 22m

2 stops

PER6:50 amPerth

Aug 21

PER12:10 amPerth

46h 29m

2 stops

SDF10:39 amLouisville Intl

$1,902

Cathay Pacific

Sep 24

SDF10:29 amLouisville Intl

32h 21m

2 stops

PER6:50 amPerth

Sep 30

PER12:10 amPerth

35h 15m

2 stops

SDF11:25 pmLouisville Intl

$2,003

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvillePerth

SDF Louisville Intl - PER Perth

SDFPER

Louisville Intl

Wed 11/11

8:00 am-2:45 pm

3 stops41h 45m

Perth

Sun 11/15

10:55 pm-9:58 pm

2 stops36h 03m

$1,917

LouisvillePerth

SDF Louisville Intl - PER Perth

SDFPER

Louisville Intl

Wed 11/11

8:00 am-2:45 pm

3 stops41h 45m

Perth

Sun 11/15

10:55 pm-9:58 pm

2 stops36h 03m

$1,918

Quickest round-trip

LouisvillePerth

SDF Louisville Intl - PER Perth

SDFPER

Louisville Intl

Wed 11/11

3:45 pm-11:20 am

2 stops30h 35m

Perth

Sun 11/15

10:55 pm-1:23 pm

2 stops27h 28m

$1,919

LouisvillePerth

SDF Louisville Intl - PER Perth

SDFPER

Louisville Intl

Wed 11/11

8:00 am-2:45 pm

3 stops41h 45m

Perth

Sun 11/15

10:30 pm-2:22 pm

3 stops52h 52m

$1,932

LouisvillePerth

SDF Louisville Intl - PER Perth

SDFPER

Louisville Intl

Wed 11/11

8:00 am-2:45 pm

3 stops41h 45m

Perth

Sun 11/15

10:30 pm-2:22 pm

3 stops52h 52m

$1,933

LouisvillePerth

SDF Louisville Intl - PER Perth

SDFPER

Louisville Intl

Thu 9/24

10:29 am-6:50 am

2 stops32h 21m

Perth

Wed 9/30

12:10 am-11:25 pm

2 stops35h 15m

$2,003

LouisvillePerth

SDF Louisville Intl - PER Perth

SDFPER

Louisville Intl

Thu 9/24

3:37 pm-12:30 pm

3 stops32h 53m

Perth

Thu 10/1

11:45 pm-7:11 pm

3 stops31h 26m

$2,365

LouisvillePerth

SDF Louisville Intl - PER Perth

SDFPER

Louisville Intl

Thu 9/24

6:00 am-3:25 pm

3 stops45h 25m

Perth

Thu 10/1

11:55 pm-9:43 pm

2 stops33h 48m

$2,890

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Louisville to Perth

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Perth according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Louisville to Perth (SDF to PER) flight deals and tips

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

Fastest flight time	39h 40m
Direct flights	None

The fastest flight from Louisville to Perth takes 39h 40m

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

Search flight deals

Frequently asked questions about flying from Louisville to Perth

How far is Louisville Intl to Perth by plane?
Louisville Intl and Perth are 11135.8 mi apart from one another. Typically, this will take 39h 40m by plane in normal conditions.
When did momondo last update prices for flights from Louisville Intl Airport to Perth Airport?
Prices for flights from Louisville Intl Airport to Perth Airport refresh daily.
How old do you have to be to fly from Louisville Intl Airport to Perth 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 Louisville Intl Airport to Perth Airport.
What documentation or ID do you need to fly to Perth Airport?
The necessary travel and health documents for your Perth Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Louisville to Perth

How do I get Price Alerts for flights from Louisville to Perth?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Louisville from Perth. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Louisville to Perth with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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Waikiki

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Louisville to Perth. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Perth from Louisville on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Louisville to Perth.

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

Yes momondo offers price alerts on flights to Perth from Louisville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.