What are the cheapest airlines flying from Philadelphia to Perth round-trip?

Our cheapest airline available from Philadelphia to Perth is Qatar Airways. Our recent data shows that you can find tickets from as low as $2,157 on this airline. Additional options worth looking into are Cathay Pacific and Air Canada, starting at $2,814 and $3,135 round-trip. Qatar Airways is currently priced 22% below the average price you’ll pay for this route. Find deals

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. Find deals

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). Find deals

What is the cheapest month to fly from Philadelphia to Perth?

March can be a great time to fly to Perth from Philadelphia with a flight ticket averaging about $2,799. Cheapflights users have found deals in the month of March for as cheap as $2,056. The most expensive prices can be found in the month of June.

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.

$1,634+ Flights from Philadelphia to Perth

Cheap flight deals from Philadelphia to Perth

Round-trip from	$2,157
One-way from	$1,634
Popular in	June
Cheapest in	March
Average price	$3,513

Qatar Airways
8/10-14/10
2 total stops
80h 20m total
Philadelphia to Perth

Search Deals

Qatar Airways
18/10
1 total stop
34h 05m total
Philadelphia to Perth

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($720 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($157 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Philadelphia to Perth

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 July 2025.

Wed 8/1020:35PHL - PER

1 stop34h 05mQatar Airways

Tue 14/1022:45PER - PHL

1 stop46h 15mQatar Airways

Deal found 29/7$2,157

Mon 25/812:45PHL - PER

2 stops31h 00mCathay Pacific

Sun 31/800:10PER - PHL

2 stops36h 47mCathay Pacific

Deal found 28/7$2,819

Mon 22/910:35PHL - PER

3 stops46h 55mAir Canada

Mon 29/915:30PER - PHL

3 stops42h 59mAir Canada

Deal found 28/7$3,135

Tue 7/1010:35PHL - PER

3 stops45h 55mMultiple Airlines

Tue 14/1022:55PER - PHL

3 stops35h 34mMultiple Airlines

Deal found 29/7$3,381

Tue 7/1018:29PHL - PER

2 stops32h 16mUnited Airlines

Tue 14/1023:45PER - PHL

3 stops37h 00mUnited Airlines

Deal found 28/7$4,174

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 30 July 2025.

Wed 8/1020:35PHL - PER

1 stop34h 05mQatar Airways

Tue 14/1022:45PER - PHL

1 stop46h 15mQatar Airways

Deal found 29/7$2,157

Wed 10/910:45PHL - PER

2 stops33h 00mCathay Pacific

Tue 16/900:10PER - PHL

2 stops42h 55mCathay Pacific

Deal found 26/7$2,814

Mon 22/910:35PHL - PER

3 stops46h 55mAir Canada

Mon 29/915:30PER - PHL

3 stops42h 59mAir Canada

Deal found 28/7$3,135

Wed 10/910:35PHL - PER

2 stops33h 10mMultiple Airlines

Wed 17/921:55PER - PHL

3 stops35h 43mMultiple Airlines

Deal found 26/7$3,187

Last-minute flights from Philadelphia to Perth
Discover last-minute flight deals from Philadelphia to Perth. Data last updated 30 July 2025 and is based on user searches.

Mon 25/820:25PHL - PER

1 stop34h 15mQatar Airways

Mon 1/915:55PER - PHL

2 stops40h 30mQatar Airways

Deal found 28/7$2,354

Mon 25/812:45PHL - PER

2 stops31h 00mCathay Pacific

Sun 31/800:10PER - PHL

2 stops36h 47mCathay Pacific

Deal found 28/7$2,819

Mon 25/810:40PHL - PER

2 stops33h 05mMultiple Airlines

Mon 1/923:55PER - PHL

3 stops34h 34mMultiple Airlines

Deal found 28/7$3,543

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 30 July 2025.

Sat 18/1020:35PHL - PER

1 stop34h 05mQatar Airways

Deal found 29/7$1,634

Sat 18/1010:35PHL - PER

3 stops38h 00mMultiple Airlines

Deal found 29/7$2,000

Fri 10/1008:05PHL - PER

2 stops43h 55mAir New Zealand

Deal found 28/7$9,667

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 8/10

20:35-18:40

1 stop34h 05m

Perth

Tue 14/10

22:45-09:00

1 stop46h 15m

$2,157

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 10/9

10:45-07:45

2 stops33h 00m

Perth

Tue 16/9

00:10-07:05

2 stops42h 55m

$2,814

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 22/9

10:35-21:30

3 stops46h 55m

Perth

Mon 29/9

15:30-22:29

3 stops42h 59m

$3,135

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 10/9

10:35-07:45

2 stops33h 10m

Perth

Wed 17/9

21:55-21:38

3 stops35h 43m

$3,187

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Sat 18/10

20:35-18:40

1 stop34h 05m

$1,634

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Sat 18/10

10:35-12:35

3 stops38h 00m

$2,000

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 10/10

08:05-16:00

2 stops43h 55m

$9,667

Flights are sorted by cheapest return flights first.

Deals found on 29/7

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, May is the cheapest month in which you can book a flight from Philadelphia to Perth (average of $286). Flying from Philadelphia to Perth in December is currently the most expensive (average of $409). 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.

Reviews of airlines servicing Perth

See what other customers who have flown with Air New Zealand, Cathay Pacific, andQatar Airways from Philadelphia to Perth have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air New Zealand

8.0

Very Good

501 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Air New Zealand

8.0

Very Good

501 reviews

Air New Zealand

8.0

Very Good

501 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Cathay Pacific

7.6

Good

948 reviews

Air New Zealand

8.0

Very Good

501 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Qatar Airways

7.4

Good

3,609 reviews

Air New Zealand

8.0

Very Good

501 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Air Canada

7.1

Good

9,831 reviews

Air New Zealand

8.0

Very Good

501 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Related info for your journey

What are the cheapest airlines flying from Philadelphia to Perth round-trip?
Our cheapest airline available from Philadelphia to Perth is Qatar Airways. Our recent data shows that you can find tickets from as low as $2,157 on this airline. Additional options worth looking into are Cathay Pacific and Air Canada, starting at $2,814 and $3,135 round-trip. Qatar Airways is currently priced 22% below the average price you’ll pay for this route.
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, May is the cheapest month in which you can book a flight from Philadelphia to Perth (average of $286). Flying from Philadelphia to Perth in December is currently the most expensive (average of $409). 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

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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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Cheap flights from Philadelphia to Perth from $1,634

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 18/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Philadelphia to Perth

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 30 July 2025.

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 July 2025.

Cheapflights Fare Finder

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

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.

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?

Reviews of airlines servicing Perth

Get insights into the airlines that provide service to Perth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Perth. Reviews last updated 30 July 2025.

See what other customers who have flown with Air New Zealand, Cathay Pacific, andQatar Airways from Philadelphia to Perth have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

What are the cheapest airlines flying from Philadelphia to Perth round-trip?

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?

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

Travelling to a place near Perth?

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.

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?

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?

100% Free

Book with Flexibility

Travel Smart

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 July 2025.