Find flights
When to book
FAQs

Cheap flights from Philadelphia to Perth from $2,490

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — PER
13 Jul — 20 Jul1
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 13 June 2026.

Mon 27/715:35
PHL
-
PER
2 stops31h 40m
American Airlines
Tue 4/823:45
PER
-
PHL
2 stops32h 24m
American Airlines
Deal found 9/6$2,490
Mon 6/715:35
PHL
-
PER
2 stops32h 30m
American Airlines
Sun 12/723:45
PER
-
PHL
2 stops32h 55m
American Airlines
Deal found 8/6$2,503
Wed 30/917:35
PHL
-
PER
2 stops32h 00m
American Airlines
Mon 30/1122:35
PER
-
PHL
2 stops31h 43m
American Airlines
Deal found 10/6$2,524
Mon 27/718:23
PHL
-
PER
2 stops30h 07m
United Airlines
Tue 4/818:10
PER
-
PHL
3 stops47h 21m
United Airlines
Deal found 12/6$2,641
Wed 30/918:34
PHL
-
PER
2 stops29h 56m
Multiple Airlines
Mon 30/1122:55
PER
-
PHL
3 stops52h 27m
Multiple Airlines
Deal found 9/6$2,658
Wed 30/918:34
PHL
-
PER
2 stops29h 56m
United Airlines
Mon 30/1122:55
PER
-
PHL
3 stops52h 27m
United Airlines
Deal found 10/6$2,666
Mon 6/706:00
PHL
-
PER
2 stops42h 30m
United Airlines
Sun 12/723:45
PER
-
PHL
3 stops41h 46m
United Airlines
Deal found 12/6$2,739
Thu 9/715:35
PHL
-
PER
2 stops34h 00m
American Airlines
Thu 16/723:45
PER
-
PHL
2 stops30h 56m
American Airlines
Deal found 11/6$2,797
Mon 27/715:28
PHL
-
PER
2 stops39h 07m
Qatar Airways
Tue 4/822:45
PER
-
PHL
1 stop28h 20m
Qatar Airways
Deal found 12/6$2,830

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 13 June 2026.

Round-trip from

$2,490
American Airlines
  • American Airlines
  • 27/7-4/8
  • 4 total stops
  • 64h 04m 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 13 June 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

Mon 27/7

15:35-11:15

2 stops31h 40m

Perth

Tue 4/8

23:45-20:09

2 stops32h 24m

$2,490

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 30/9

18:34-12:30

2 stops29h 56m

Perth

Mon 30/11

22:55-14:22

3 stops52h 27m

$2,658

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 6/7

06:00-12:30

2 stops42h 30m

Perth

Sun 12/7

23:45-01:23

2 stops37h 38m

$2,739

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 8/7

18:01-13:35

2 stops31h 34m

Perth

Wed 15/7

23:55-18:41

2 stops30h 46m

$2,841
Fastest return journey

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Sat 24/10

21:30-18:45

1 stop33h 15m

Perth

Wed 28/10

22:45-15:40

1 stop28h 55m

$2,892

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Sat 24/10

12:40-06:55

2 stops30h 15m

Perth

Tue 27/10

00:25-21:04

2 stops32h 39m

$3,122

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 8/7

09:25-14:40

2 stops41h 15m

Perth

Wed 15/7

23:55-01:23

2 stops37h 28m

$3,214

Flights are sorted by cheapest return flights first.

Deals found on 9/6

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 31h 40m. American Airlines provides one of the quickest options available for as low as $2,490. 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
Scarborough
Rottnest Island
Mandurah

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 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
Newark to Perth flights
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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.