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

Confirm your travel details to search for the latest offers for flights from Louisville to Perth . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

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

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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 are refreshed on a daily basis.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Perth Airport.

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

The travel and health documents required for your trip to Perth Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Perth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$2,803 Cheap Flights from Louisville to Perth in 2025/26

1 adult

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Find the cheapest flights from Louisville to Perth

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:30 - 11:20

SDF

PER

30h 50m2 stops

15:15 - 19:54

PER

SDF

41h 39m2 stops

$2,803United Airlines

Sat, 31 Jan - Sat, 7 Feb

15:30 - 11:20

SDF

PER

30h 50m2 stops

22:55 - 19:54

PER

SDF

33h 59m2 stops

$2,891United Airlines

Sat, 31 Jan - Wed, 4 Feb

12:56 - 11:55

SDF

PER

33h 59m2 stops

23:40 - 21:59

PER

SDF

35h 19m3 stops

$3,959Multiple Airlines

Sat, 31 Jan - Sat, 7 Feb

United Airlines flights from Louisville to Perth

Our best United Airlines deals on Louisville to Perth flight tickets

United Airlines

31 Jan

SDF15:30Louisville Intl

30h 50m

2 stops

PER11:20Perth

7 Feb

PER15:15Perth

41h 39m

2 stops

SDF19:54Louisville Intl

$2,803

Find similar

United Airlines

31 Jan

SDF15:30Louisville Intl

30h 50m

2 stops

PER11:20Perth

4 Feb

PER22:55Perth

33h 59m

2 stops

SDF19:54Louisville Intl

$2,891

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Sat 31/1

15:30-11:20

2 stops30h 50m

Perth

Sat 7/2

15:15-19:54

2 stops41h 39m

$2,803

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Sat 31/1

15:30-11:20

2 stops30h 50m

Perth

Wed 4/2

22:55-19:54

2 stops33h 59m

$2,891

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Sat 31/1

12:56-11:55

2 stops33h 59m

Perth

Sat 7/2

23:40-21:59

3 stops35h 19m

$3,959

Flights are sorted by cheapest return 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 return 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	30h 50m
Direct flights	None

The fastest flight from Louisville to Perth takes 30h 50m

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

Search flight deals

How far is Louisville Intl to Perth by plane?
The distance between Louisville Intl and Perth is about 17921.3 km. Flights usually cover this in 30h 50m, depending on flying conditions and air traffic around both airports.
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 are refreshed on a daily basis.
How old do you have to be to fly from Louisville Intl Airport to Perth Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Perth Airport.
What documentation or ID do you need to fly to Perth Airport?
The travel and health documents required for your trip to Perth Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Perth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

How do I get Price Alerts for flights from Louisville to Perth?
Confirm your travel details to search for the latest offers for flights from Louisville to Perth. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Louisville to Perth with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Fremantle

Mandurah

Scarborough

Rottnest Island

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Perth from Louisville.

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

Yes. momondo enables you to select and highlight flights to Perth from Louisville with this policy.

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

Once you have performed a search for Louisville to Perth flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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.