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Cheap flights from Philadelphia to Perth from $2,244

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — PER
29 marras — 6 joulu1
1 adult
1 adult, Economy, 0 bags

Cheap 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 30 lokakuu 2025.

Round-trip from

$2,054

Popular in

November

Cheapest in

September

Average price

$2,644
Qatar Airways
  • Qatar Airways
  • 25/2-4/3
  • 2 total stops
  • 81h 10m total
  • Philadelphia to Perth
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($924 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($280 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find 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 30 lokakuu 2025.

ke 12/1116:03PHL - PER
2 stops36h 17mQantas Airways
su 16/1115:20PER - PHL
2 stops43h 20mQantas Airways
Deal found 29/10$2,283
ke 12/1119:40PHL - PER
1 stop34h 05mQatar Airways
su 16/1122:45PER - PHL
1 stop47h 20mQatar Airways
Deal found 29/10$2,324
to 27/1110:57PHL - PER
2 stops30h 58mMultiple Airlines
ke 3/1200:25PER - PHL
2 stops36h 24mMultiple Airlines
Deal found 28/10$2,343
to 27/1119:30PHL - PER
1 stop34h 15mQatar Airways
to 4/1222:45PER - PHL
2 stops47h 35mQatar Airways
Deal found 28/10$2,520
to 27/1108:15PHL - PER
3 stops41h 15mUnited Airlines
to 4/1218:50PER - PHL
2 stops37h 51mUnited Airlines
Deal found 28/10$2,982
ke 12/1110:57PHL - PER
2 stops30h 58mCathay Pacific
la 15/1100:25PER - PHL
2 stops35h 30mCathay Pacific
Deal found 29/10$3,066
pe 12/1219:40PHL - PER
2 stops40h 55mMultiple Airlines
to 18/1203:35PER - PHL
2 stops42h 25mMultiple Airlines
Deal found 28/10$3,122

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 30 lokakuu 2025.
Use the filters below to find and compare flights from Philadelphia to Perth that are best for you.

Fly from

Philadelphia

Fly to

Perth

Route

Depart

Return

Price

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

su 15/3

18:16-14:45

2 stops32h 29m

Perth

ke 18/3

23:45-21:38

2 stops33h 53m

$2,244

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

ke 25/2

19:50-18:45

1 stop33h 55m

Perth

ti 3/3

02:25-09:00

2 stops43h 35m

$2,262

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

ke 12/11

16:03-17:20

2 stops36h 17m

Perth

su 16/11

15:20-21:40

2 stops43h 20m

$2,283

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

ke 12/11

19:40-18:45

1 stop34h 05m

Perth

su 16/11

22:45-09:05

1 stop47h 20m

$2,324

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

to 27/11

10:57-06:55

2 stops30h 58m

Perth

ke 3/12

00:25-23:49

2 stops36h 24m

$2,343

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

ke 25/2

14:14-22:55

2 stops43h 41m

Perth

ti 3/3

00:25-08:19

2 stops44h 54m

$2,343

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

su 15/3

20:50-18:45

1 stop33h 55m

Perth

ke 18/3

22:45-09:00

1 stop46h 15m

$2,461

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

su 1/2

19:45-18:45

1 stop34h 00m

Perth

su 15/2

22:45-09:00

1 stop47h 15m

$2,464

Flights are sorted by cheapest return flights first.

Deals found on 27/10

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, April is the cheapest month in which you can book a flight from Philadelphia to Perth (average of $1,816). Flying from Philadelphia to Perth in October is currently the most expensive (average of $2,347). 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 32h 29m. United Airlines provides one of the quickest options available for as low as $2,244. 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, April is the cheapest month in which you can book a flight from Philadelphia to Perth (average of $1,816). Flying from Philadelphia to Perth in October is currently the most expensive (average of $2,347). 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
Mandurah
Fremantle
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.
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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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