How long is the flight from Kentucky to Perth?

United Airlines and Qantas Airways can get you from Kentucky to Perth in just under 33h 25m. Your travel time can differ by up to 3h 45m. Kentucky and Perth are separated by a distance of 17915 km. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in Perth ranges from 0.0 - 170.0 inches per month. June is typically the wettest month, when rainfall can reach 170.0 mm. January is typically the driest time to visit Perth when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Perth, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 12.0 C).

What is the cheapest time of day to fly from KY to PER?

When flying from Kentucky to Perth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Perth from Kentucky?

For a flight from Kentucky to Perth, you will be flying into Perth. Perth (PER) is just 10.2 km from the centre of the city.

Can I find deals for flights from Kentucky to Perth that include hotel bookings?

Yes. In addition to deals on Kentucky to Perth flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Kentucky to Perth?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kentucky to Perth.

Can I find deals for business class flights from Kentucky to Perth?

Yes. Cheapflights offers flight deals from Kentucky to Perth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$2,128+ Cheap Flights from Kentucky to Perth

Cheap flight deals from Kentucky to Perth

Enter your travel dates to find the best prices.

Cheapest

Best

Cheapest flights from Kentucky to Perth
Explore the most affordable flight options available from Kentucky to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Wed 14/1011:58 -

2 stops29h 52m

Tue 20/1000:10 -

2 stops34h 34m

Deal found 19/8$2,128

Thu 1/1009:09 -

2 stops32h 41m

Thu 8/1008:20 -

2 stops45h 21m

Deal found 17/8$2,168

Fri 2/1017:15 -

2 stops40h 25m

Thu 15/1000:10 -

2 stops33h 08m

Deal found 17/8$2,225

Sat 3/1007:01 -

2 stops34h 49m

Sat 17/1008:20 -

2 stops45h 21m

Deal found 18/8$2,238

Sat 3/1018:12 -

2 stops39h 28m

Fri 16/1000:10 -

2 stops33h 08m

Deal found 16/8$2,268

Wed 14/1010:20 -

3 stops40h 40m

Tue 20/1015:00 -

3 stops55h 29m

Deal found 19/8$2,338

Wed 14/1010:20 -

3 stops40h 40m

Thu 22/1015:00 -

3 stops55h 29m

Deal found 19/8$2,391

Sat 7/1108:00 -

3 stops46h 30m

Sat 21/1122:40 -

3 stops34h 58m

Deal found 16/8$2,398

Wed 14/1010:20 -

2 stops39h 25m

Mon 19/1015:00 -

2 stops55h 29m

Deal found 19/8$2,408

Tue 13/1014:56 -

2 stops34h 44m

Mon 19/1022:40 -

2 stops32h 24m

Deal found 19/8$2,426

Sun 1/1109:10 -

2 stops37h 10m

Wed 25/1122:55 -

2 stops36h 03m

Deal found 18/8$2,474

Thu 1/1010:29 -

2 stops32h 21m

Wed 7/1000:10 -

2 stops35h 17m

Deal found 17/8$2,808

Find flight deals from Kentucky to Perth

Round-trip from	$2,128

Cathay Pacific
14/10-21/10
4 total stops
65h 35m total
Kentucky to Perth

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

NashvillePerth

BNA Nashville Intl - PER Perth

BNAPER

Nashville Intl

Thu 1/10

09:09-06:50

2 stops32h 41m

Perth

Thu 8/10

08:20-16:41

2 stops45h 21m

$2,168

NashvillePerth

BNA Nashville Intl - PER Perth

BNAPER

Nashville Intl

Fri 2/10

17:15-22:40

2 stops40h 25m

Perth

Thu 15/10

00:10-22:58

2 stops35h 48m

$2,225

NashvillePerth

BNA Nashville Intl - PER Perth

BNAPER

Nashville Intl

Sat 7/11

08:54-06:55

2 stops32h 01m

Perth

Fri 20/11

00:25-22:37

2 stops36h 12m

$2,225

NashvillePerth

BNA Nashville Intl - PER Perth

BNAPER

Nashville Intl

Sat 3/10

07:01-06:50

2 stops34h 49m

Perth

Sat 17/10

08:20-16:41

2 stops45h 21m

$2,238

LouisvillePerth

SDF Louisville Intl - PER Perth

SDFPER

Louisville Intl

Sun 1/11

09:10-11:20

2 stops37h 10m

Perth

Wed 25/11

22:55-21:58

2 stops36h 03m

$2,474

NashvillePerth

BNA Nashville Intl - PER Perth

BNAPER

Nashville Intl

Fri 16/10

14:46-12:55

2 stops33h 09m

Perth

Thu 22/10

23:45-20:58

2 stops34h 13m

$2,567

Fastest return journey

LouisvillePerth

SDF Louisville Intl - PER Perth

SDFPER

Louisville Intl

Thu 1/10

15:37-12:30

3 stops32h 53m

Perth

Thu 8/10

23:45-19:55

3 stops32h 10m

$3,726

LouisvillePerth

SDF Louisville Intl - PER Perth

SDFPER

Louisville Intl

Thu 1/10

19:35-17:00

2 stops33h 25m

Perth

Thu 8/10

23:45-21:25

3 stops33h 40m

$4,188

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Sorted by cheapest first

Best time to book a flight from Kentucky to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from Kentucky with our price prediction graph.

BNA-PER

SDF-PER

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kentucky to Perth

USKY-PER

BNA-PER

SDF-PER

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Perth from Kentucky?
For a flight from Kentucky to Perth, you will be flying into Perth. Perth (PER) is just 10.2 km from the centre of the city.
How long is the flight from Kentucky to Perth?
United Airlines and Qantas Airways can get you from Kentucky to Perth in just under 33h 25m. Your travel time can differ by up to 3h 45m. Kentucky and Perth are separated by a distance of 17915 km. Both multi-stop and direct flights can be found to your destination and back.
Can I find deals for flights from Kentucky to Perth that include hotel bookings?
Yes. In addition to deals on Kentucky to Perth flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Kentucky to Perth?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kentucky to Perth.
Can I find deals for business class flights from Kentucky to Perth?
Yes. Cheapflights offers flight deals from Kentucky to Perth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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How does Cheapflights help users find flights from Kentucky to Perth?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Perth from Kentucky today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Kentucky to Perth?

Cheapflights simply makes it quick and affordable to book flights from Kentucky to Perth by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Kentucky to Perth with no change fees?

Certainly. Search results for flights to Perth from Kentucky shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Kentucky to Perth become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Perth from Kentucky today and book when prices fit your budget.

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Cheap flights from Kentucky to Perth from $2,128

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Kentucky to Perth

Cheapest flights from Kentucky to PerthExplore the most affordable flight options available from Kentucky to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Explore the most affordable flight options available from Kentucky to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Best flights from Kentucky to PerthDiscover carefully curated flight deals from Kentucky to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2026.

Discover carefully curated flight deals from Kentucky to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2026.

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Best time to book a flight from Kentucky to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from Kentucky with our price prediction graph.

Cheapflights Insights

Related info for your journey

What airport do you fly into for flights to Perth from Kentucky?

How long is the flight from Kentucky to Perth?

Can I find deals for flights from Kentucky to Perth that include hotel bookings?

How can I find direct flights from Kentucky to Perth?

Can I find deals for business class flights from Kentucky to Perth?

Travelling to a place near Perth?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kentucky to Perth

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Perth by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Western Australia

Book a non-stop flight to one of these other cities located in Western Australia.

Search flights from Kentucky to Perth by cabin class

Find flights from Kentucky to Perth, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Kentucky and Perth flights

Browse other Kentucky and Perth flight options. Last updated on 20 August 2026.

Other flights to Perth

Explore flights to Perth departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 20 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from Kentucky to Perth?

Why should you use Cheapflights to find cheap flight tickets from Kentucky to Perth?

Can Cheapflights find flights from Kentucky to Perth with no change fees?

Can Cheapflights notify me if prices for flights from Kentucky to Perth become cheaper?

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Book with flexibility

Travel Smart

Cheapest flights from Kentucky to Perth
Explore the most affordable flight options available from Kentucky to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Best flights from Kentucky to Perth
Discover carefully curated flight deals from Kentucky to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2026.