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Cheap flights from Philadelphia to Perth from $1,097

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — PER
23 Aug — 30 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Philadelphia to Perth

Enter your travel dates to find the best prices.

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 24 July 2026.

Wed 19/814:08
PHL
-
PER
2 stops33h 07m
Qantas Airways
Wed 26/806:25
PER
-
PHL
2 stops28h 26m
Qantas Airways
Deal found 22/7$2,015
Thu 3/921:30
PHL
-
PER
2 stops34h 55m
Qatar Airways
Thu 10/922:45
PER
-
PHL
1 stop27h 45m
Qatar Airways
Deal found 19/7$2,023
Wed 19/821:30
PHL
-
PER
2 stops34h 55m
Qatar Airways
Wed 26/822:45
PER
-
PHL
1 stop27h 45m
Qatar Airways
Deal found 22/7$2,113
Tue 18/821:30
PHL
-
PER
1 stop33h 05m
Qatar Airways
Mon 24/807:30
PER
-
PHL
2 stops43h 00m
Qatar Airways
Deal found 19/7$2,182
Thu 10/921:30
PHL
-
PER
1 stop33h 05m
Qatar Airways
Mon 14/922:45
PER
-
PHL
1 stop27h 45m
Qatar Airways
Deal found 19/7$2,258
Thu 10/917:30
PHL
-
PER
2 stops35h 30m
Qantas Airways
Mon 14/923:45
PER
-
PHL
2 stops30h 57m
Qantas Airways
Deal found 20/7$2,332

Find flight deals from Philadelphia to Perth

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Perth (PER). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 24 July 2026.

Round-trip from

$2,015

One-way from

$1,097
Qantas Airways
  • Qantas Airways
  • 19/8-26/8
  • 4 total stops
  • 61h 33m total
  • Philadelphia to Perth
Search Deals
6/9
  • 6/9
  • 3 total stops
  • 51h 33m total
  • Philadelphia to Perth
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Philadelphia 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, Cheapflights users made 647,157 searches. Data last updated 24 July 2026.
Use the filters below to find and compare flights from Philadelphia to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Thu 3/9

21:30-20:25

2 stops34h 55m

Perth

Thu 10/9

22:45-14:30

1 stop27h 45m

$2,023
Fastest return journey

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Thu 10/9

21:30-18:35

1 stop33h 05m

Perth

Mon 14/9

22:45-14:30

1 stop27h 45m

$2,258

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Thu 10/9

17:30-17:00

2 stops35h 30m

Perth

Mon 14/9

23:45-18:42

2 stops30h 57m

$2,332

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Sat 9/1

17:37-14:10

2 stops31h 33m

Perth

Sun 31/1

11:20-05:54

2 stops31h 34m

$2,349

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 19/8

09:27-12:30

2 stops39h 03m

Perth

Wed 26/8

15:30-12:23

3 stops56h 53m

$2,457

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 30/11

12:40-11:20

2 stops33h 40m

Perth

Wed 30/12

07:20-05:51

2 stops35h 31m

$2,585
Cheapest one-way

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Sun 6/9

10:22-01:55

3 stops51h 33m

$1,097

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 30/11

21:02-16:25

3 stops54h 23m

$1,283
Fastest single journey

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Sun 6/9

21:30-18:35

1 stop33h 05m

$1,521

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 30/11

20:40-18:45

1 stop33h 05m

$10,552

Flights are sorted by cheapest return flights first.

Deals found on 23/7

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.
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

Find useful and relevant information for your journey from Philadelphia to Perth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Philadelphia to Perth?

    A quick flight from Philadelphia to Perth can take about 34h 55m. Qatar Airways provides one of the quickest options available for as low as $2,023. The distance from Philadelphia to Perth is about 18664 km. This flight may include one or multiple stops.

  • 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.

See more FAQs

Travelling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Fremantle
Mandurah
Scarborough
Rottnest Island

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Philadelphia to Perth

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Perth flights
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Reagan-National to Perth flights
Pittsburgh to Perth flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Philadelphia 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 Philadelphia today with Cheapflights!

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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