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Cheap flights from Louisville to Perth from $2,388

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Perth departing on 30/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Louisville to Perth

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
08:00 - 14:40
SDF
-
PER
42h 40m
3 stops
United Airlines Logo
23:55 - 14:28
PER
-
SDF
50h 33m
3 stops
$2,388United Airlines
Tue, 30 Jun - Tue, 7 Jul
Multiple Airlines Logo
15:50 - 11:20
SDF
-
PER
30h 30m
2 stops
Multiple Airlines Logo
22:55 - 21:30
PER
-
SDF
35h 35m
2 stops
$2,640Multiple Airlines
Wed, 4 Nov - Wed, 11 Nov
United Airlines Logo
07:05 - 14:30
SDF
-
PER
42h 25m
2 stops
United Airlines Logo
22:55 - 14:27
PER
-
SDF
52h 32m
3 stops
$2,675United Airlines
Wed, 4 Nov - Wed, 11 Nov
United Airlines Logo
15:20 - 12:30
SDF
-
PER
32h 10m
3 stops
United Airlines Logo
23:45 - 19:35
PER
-
SDF
32h 50m
3 stops
$3,040United Airlines
Wed, 4 Nov - Wed, 11 Nov
Multiple Airlines Logo
08:00 - 16:00
SDF
-
PER
44h 00m
2 stops
Multiple Airlines Logo
23:45 - 22:59
PER
-
SDF
35h 14m
3 stops
$3,357Multiple Airlines
Tue, 30 Jun - Tue, 7 Jul
Cathay Pacific Logo
06:51 - 06:50
SDF
-
PER
35h 59m
2 stops
Cathay Pacific Logo
08:20 - 16:40
PER
-
SDF
44h 20m
2 stops
$3,429Cathay Pacific
Tue, 30 Jun - Tue, 7 Jul

United Airlines flights from Louisville to Perth

Our best United Airlines deals on Louisville to Perth flight tickets
United Airlines
30 June
SDF08:00Louisville Intl
42h 40m
3 stops
PER14:40Perth
7 July
PER23:55Perth
50h 33m
3 stops
SDF14:28Louisville Intl
$2,388
United Airlines
4 Nov
SDF07:05Louisville Intl
42h 25m
2 stops
PER14:30Perth
11 Nov
PER22:55Perth
52h 32m
3 stops
SDF14:27Louisville Intl
$2,675
United Airlines
4 Nov
SDF15:20Louisville Intl
32h 10m
3 stops
PER12:30Perth
11 Nov
PER23:45Perth
32h 50m
3 stops
SDF19:35Louisville Intl
$3,040

momondo Fare Finder

 
Customise your flight search to find flights from Louisville to Perth that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 17 May 2026.
Use the filters below to find and compare flights from Louisville to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Tue 30/6

08:00-14:40

3 stops42h 40m

Perth

Tue 7/7

23:55-14:28

3 stops50h 33m

$2,388

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Wed 4/11

15:50-11:20

2 stops30h 30m

Perth

Wed 11/11

22:55-21:30

2 stops35h 35m

$2,640

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Wed 4/11

07:05-14:30

2 stops42h 25m

Perth

Wed 11/11

22:55-14:27

3 stops52h 32m

$2,675
Fastest return journey

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Wed 4/11

15:20-12:30

3 stops32h 10m

Perth

Wed 11/11

23:45-19:35

3 stops32h 50m

$3,040

LouisvillePerth

SDF - PER

SDFPER

Louisville Intl

Tue 30/6

08:00-16:00

2 stops44h 00m

Perth

Tue 7/7

23:45-22:59

3 stops35h 14m

$3,357

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

$3,429

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 30m

Direct flights

None
The fastest flight from Louisville to Perth takes 30h 30m
There are no direct flights from Louisville to Perth. There are no popular flight routes from Louisville to Perth.
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Frequently asked questions about flying from Louisville to Perth

  • 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 30m, 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.

Frequently asked questions about flying from Louisville to Perth

  • 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.

Travelling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Mandurah
Fremantle
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.

An easier way to manage your Perth trip

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Tue 16/6
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