How long is the flight from Philadelphia to Perth?

A quick flight from Philadelphia to Perth can take about 33h 05m. Qatar Airways provides one of the quickest options available for as low as $2,291. The distance from Philadelphia to Perth is about 18664 km.

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 PHL to PER?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Perth as you normally would.

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

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

How can I find direct flights from Philadelphia to Perth?

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

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

Yes. Cheapflights offers flight deals from Philadelphia 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.

$1,153+ Cheap Flights from Philadelphia to Perth

Cheap flight deals from Philadelphia to Perth

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Philadelphia to Perth
Explore the most affordable flight options available from Philadelphia to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Mon 19/1007:00 -

3 stops42h 55m

Mon 26/1022:40 -

3 stops36h 16m

Deal found 5/9$1,999

Thu 22/1007:00 -

3 stops43h 45m

Thu 29/1015:20 -

3 stops43h 36m

Deal found 7/9$2,170

Mon 19/1021:30 -

2 stops34h 55m

Mon 26/1022:45 -

1 stop29h 05m

Deal found 4/9$2,248

Mon 2/1120:45 -

1 stop33h 00m

Fri 6/1122:45 -

1 stop29h 05m

Deal found 3/9$2,305

Find flight deals from Philadelphia to Perth

Round-trip from	$1,999
One-way from	$1,153

19/10-26/10
6 total stops
79h 11m total
Philadelphia to Perth

Search Deals

10/10-31/12
3 total stops
58h 41m total
Philadelphia to Perth

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaPerth

PHL Philadelphia - PER Perth

PHLPER

Philadelphia

Sat 10/10

19:45-06:50

2 stops47h 05m

Perth

Wed 31/12

00:00-11:00

Nonstop0h 00m

$1,500

PhiladelphiaPerth

PHL Philadelphia - PER Perth

PHLPER

Philadelphia

Mon 19/10

21:30-18:35

1 stop33h 05m

Perth

Mon 26/10

10:45-15:50

2 stops41h 05m

$2,291

PhiladelphiaPerth

PHL Philadelphia - PER Perth

PHLPER

Philadelphia

Mon 2/11

20:45-18:45

1 stop33h 00m

Perth

Fri 6/11

22:45-14:50

1 stop29h 05m

$2,305

PhiladelphiaPerth

PHL Philadelphia - PER Perth

PHLPER

Philadelphia

Thu 22/10

21:30-18:35

1 stop33h 05m

Perth

Thu 29/10

22:45-15:50

2 stops53h 05m

$2,405

Fastest return journey

PhiladelphiaPerth

PHL Philadelphia - PER Perth

PHLPER

Philadelphia

Sat 10/10

21:30-18:35

1 stop33h 05m

Perth

Wed 31/12

00:00-11:00

Nonstop0h 00m

$2,434

PhiladelphiaPerth

PHL Philadelphia - PER Perth

PHLPER

Philadelphia

Mon 2/11

10:40-06:55

2 stops31h 15m

Perth

Thu 5/11

00:25-18:36

2 stops31h 11m

$2,488

Flights are sorted by cheapest return flights first.

Deals found on 8/9

Sorted by cheapest first

Best time to book a flight from Philadelphia to Perth

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

PHL-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.

Related info for your journey

How long is the flight from Philadelphia to Perth?
A quick flight from Philadelphia to Perth can take about 33h 05m. Qatar Airways provides one of the quickest options available for as low as $2,291. The distance from Philadelphia to Perth is about 18664 km.
Can I find deals for flights from Philadelphia to Perth that include hotel bookings?
Yes. In addition to deals on Philadelphia to Perth flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Philadelphia to Perth?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Perth.
Can I find deals for business class flights from Philadelphia to Perth?
Yes. Cheapflights offers flight deals from Philadelphia 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 Philadelphia to Perth?

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

Cheapflights simply makes it quick and affordable to book flights from Philadelphia 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 Philadelphia to Perth with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Philadelphia to Perth, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from Philadelphia to Perth from $1,153

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

Cheap flight deals from Philadelphia to Perth

Cheapest flights from Philadelphia to PerthExplore the most affordable flight options available from Philadelphia to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Explore the most affordable flight options available from Philadelphia to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Best flights from Philadelphia to PerthDiscover carefully curated flight deals from Philadelphia to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Discover carefully curated flight deals from Philadelphia to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Last-minute flights from Philadelphia to PerthDiscover last-minute flight deals from Philadelphia to Perth. Data last updated 8 September 2026 and is based on user searches.

Discover last-minute flight deals from Philadelphia to Perth. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Philadelphia to PerthSearch for one-way flight options from Philadelphia to Perth. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Search for one-way flight options from Philadelphia to Perth. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

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Best time to book a flight from Philadelphia to Perth

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

Related info for your journey

How long is the flight from Philadelphia to Perth?

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

How can I find direct flights from Philadelphia to Perth?

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

Travelling to a place near Perth?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Philadelphia to Perth

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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 Philadelphia to Perth by cabin class

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

Philadelphia and Perth flights

Browse other Philadelphia and Perth flight options. Last updated on 8 September 2026.

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Explore flights to Perth departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 8 September 2026.

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

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

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

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

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Cheapest flights from Philadelphia to Perth
Explore the most affordable flight options available from Philadelphia to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Best flights from Philadelphia to Perth
Discover carefully curated flight deals from Philadelphia to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Last-minute flights from Philadelphia to Perth
Discover last-minute flight deals from Philadelphia to Perth. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Philadelphia to Perth
Search for one-way flight options from Philadelphia to Perth. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.