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Cheap flights from Philadelphia to Perth from $1,004

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 30/4. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — PER
14 Apr — 21 Apr1
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 15 March 2026.

Sat 24/1020:25
PHL
-
PER
1 stop34h 20m
Qatar Airways
Wed 28/1022:45
PER
-
PHL
1 stop46h 15m
Qatar Airways
Deal found 11/3$2,207
Wed 6/519:15
PHL
-
PER
2 stops28h 40m
Qatar Airways
Thu 14/522:45
PER
-
PHL
1 stop46h 20m
Qatar Airways
Deal found 12/3$2,220
Mon 20/418:33
PHL
-
PER
2 stops29h 22m
Multiple Airlines
Tue 5/522:45
PER
-
PHL
2 stops34h 55m
Multiple Airlines
Deal found 11/3$2,339
Fri 24/419:59
PHL
-
PER
2 stops56h 01m
Air New Zealand
Fri 1/519:50
PER
-
PHL
2 stops38h 44m
Air New Zealand
Deal found 10/3$2,386
Wed 6/518:33
PHL
-
PER
2 stops29h 22m
Multiple Airlines
Thu 14/522:45
PER
-
PHL
2 stops34h 55m
Multiple Airlines
Deal found 12/3$2,404
Wed 29/418:33
PHL
-
PER
2 stops29h 22m
Qatar Airways
Wed 6/522:45
PER
-
PHL
1 stop46h 20m
Qatar Airways
Deal found 14/3$2,555
Thu 26/314:18
PHL
-
PER
2 stops33h 47m
Qantas Airways
Mon 6/410:35
PER
-
PHL
2 stops31h 16m
Qantas Airways
Deal found 10/3$2,575

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 15 March 2026.

Round-trip from

$2,220

One-way from

$1,004
Qatar Airways
  • Qatar Airways
  • 6/5-14/5
  • 3 total stops
  • 75h 00m total
  • Philadelphia to Perth
Search Deals
30/4
  • 30/4
  • 3 total stops
  • 43h 09m 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 15 March 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

Wed 6/5

19:15-11:55

2 stops28h 40m

Perth

Thu 14/5

22:45-09:05

1 stop46h 20m

$2,220

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 20/4

18:33-11:55

2 stops29h 22m

Perth

Tue 5/5

22:45-21:40

2 stops34h 55m

$2,339

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 24/4

19:59-16:00

2 stops56h 01m

Perth

Fri 1/5

19:50-22:34

2 stops38h 44m

$2,386
Fastest return journey

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 29/4

15:43-12:05

2 stops32h 22m

Perth

Wed 6/5

10:30-05:52

2 stops31h 22m

$2,386

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 6/5

18:33-11:55

2 stops29h 22m

Perth

Thu 14/5

22:45-21:40

2 stops34h 55m

$2,404

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 29/4

18:33-11:55

2 stops29h 22m

Perth

Wed 6/5

22:45-09:05

1 stop46h 20m

$2,555

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 27/3

14:18-11:15

2 stops32h 57m

Perth

Sat 11/4

09:05-05:52

2 stops32h 47m

$2,993

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 29/4

12:55-16:00

2 stops39h 05m

Perth

Wed 6/5

19:50-09:59

3 stops50h 09m

$3,238

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 24/4

09:15-15:45

3 stops42h 30m

Perth

Fri 1/5

23:55-09:48

3 stops45h 53m

$3,703

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 29/4

09:15-17:00

3 stops43h 45m

Perth

Wed 6/5

23:55-22:43

3 stops34h 48m

$3,706

Flights are sorted by cheapest return flights first.

Deals found on 13/3

Showing 1-10 of 21 resultsSorted by cheapest first
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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.
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 Philadelphia to Perth

What is the cheapest month to book a flight from Philadelphia to Perth?

Currently, November is the cheapest month in which you can book a flight from Philadelphia to Perth (average of $1,724). Flying from Philadelphia to Perth in December is currently the most expensive (average of $2,360). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 28h 40m. Qatar Airways provides one of the quickest options available for as low as $2,220. 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.

  • What is the cheapest month to book a flight from Philadelphia to Perth?

    Currently, November is the cheapest month in which you can book a flight from Philadelphia to Perth (average of $1,724). Flying from Philadelphia to Perth in December is currently the most expensive (average of $2,360). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Perth?

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

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.
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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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