HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Perth

$1,754+ Cheap flights from Philadelphia (PHL) to Perth (PER)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — PER
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to Perth with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 June 9, 2026.

This American Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/273:35 pm
PHL
-
PER
2 stops31h 40m
American Airlines
Tue 8/411:45 pm
PER
-
PHL
2 stops32h 24m
American Airlines
Deal found 6/9$1,754
This American Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/63:35 pm
PHL
-
PER
2 stops32h 30m
American Airlines
Sun 7/1211:45 pm
PER
-
PHL
2 stops32h 55m
American Airlines
Deal found 6/8$1,763
This oojo deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:01 pm
PHL
-
PER
2 stops34h 59m
Qantas Airways
Tue 7/2810:30 am
PER
-
PHL
2 stops31h 13m
Qantas Airways
Deal found 6/6$1,801
This KAYAK deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:23 pm
PHL
-
PER
2 stops32h 17m
Multiple Airlines
Mon 8/311:05 pm
PER
-
PHL
2 stops30h 12m
Multiple Airlines
Deal found 6/6$1,845
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:25 am
PHL
-
PER
2 stops39h 05m
United Airlines
Sun 8/211:45 pm
PER
-
PHL
3 stops41h 46m
United Airlines
Deal found 6/6$1,856
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:25 am
PHL
-
PER
2 stops41h 15m
United Airlines
Mon 8/35:15 pm
PER
-
PHL
2 stops36h 02m
United Airlines
Deal found 6/6$1,857
This United deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:23 pm
PHL
-
PER
2 stops30h 07m
Multiple Airlines
Tue 8/46:10 pm
PER
-
PHL
3 stops47h 21m
Multiple Airlines
Deal found 6/6$1,858
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:23 pm
PHL
-
PER
2 stops30h 07m
United Airlines
Mon 8/36:10 pm
PER
-
PHL
3 stops47h 21m
United Airlines
Deal found 6/6$1,863
This Qantas Airways deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:01 pm
PHL
-
PER
2 stops34h 59m
Qantas Airways
Sun 7/2610:30 am
PER
-
PHL
2 stops31h 13m
Qantas Airways
Deal found 6/6$1,887
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:23 pm
PHL
-
PER
2 stops32h 17m
United Airlines
Sun 8/211:45 pm
PER
-
PHL
2 stops37h 38m
United Airlines
Deal found 6/6$1,899
This Qantas Airways deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:01 pm
PHL
-
PER
2 stops34h 59m
Qantas Airways
Wed 7/2910:35 am
PER
-
PHL
2 stops32h 25m
Qantas Airways
Deal found 6/6$1,902

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 June 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,754
(American Airlines)
Provider with most accurate pricing for Philadelphia-Perth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Perth flights.
Search Deals
From Philadelphia to Perth
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated June 9, 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 round-trip
Quickest round-trip

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 7/27

3:35 pm-11:15 am

2 stops31h 40m

Perth

Tue 8/4

11:45 pm-8:09 pm

2 stops32h 24m

$1,754

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 7/27

6:23 pm-12:30 pm

2 stops30h 07m

Perth

Tue 8/4

6:10 pm-5:31 am

3 stops47h 21m

$1,858

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Tue 7/28

9:25 am-2:40 pm

2 stops41h 15m

Perth

Wed 8/5

6:10 pm-5:31 am

3 stops47h 21m

$1,906

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 7/8

6:01 pm-5:00 pm

2 stops34h 59m

Perth

Tue 7/28

10:30 am-5:43 am

2 stops31h 13m

$1,947

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Wed 7/8

6:01 pm-5:00 pm

2 stops34h 59m

Perth

Mon 7/27

10:30 am-7:00 am

2 stops32h 30m

$1,947

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 7/24

9:25 am-2:40 pm

2 stops41h 15m

Perth

Thu 8/6

11:45 pm-1:23 am

2 stops37h 38m

$1,949

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Tue 7/7

6:01 pm-5:00 pm

2 stops34h 59m

Perth

Fri 7/31

10:55 pm-7:00 am

2 stops44h 05m

$1,952

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 7/6

3:35 pm-9:55 pm

2 stops42h 20m

Perth

Mon 7/27

10:30 am-7:00 am

2 stops32h 30m

$1,955

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 7/6

9:25 am-12:30 pm

2 stops39h 05m

Perth

Sun 7/12

11:45 pm-5:31 am

3 stops41h 46m

$1,976

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Sat 7/25

6:01 pm-5:00 pm

2 stops34h 59m

Perth

Fri 8/7

10:30 am-7:04 am

2 stops32h 34m

$2,015

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 15 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Philadelphia-Perth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Perth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Perth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Perth flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Perth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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.

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 June 9, 2026.
Read through reviews of airlines operating flights from Philadelphia to Perth, such as Qatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,729 reviews

Boarding

7.5

Overall

7.4

Comfort

7.3

Food

7.3

Crew

7.9

Entertainment

7.3

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Qatar Airways
7.4
Good
3,729 reviews
Qatar Airways
7.4
Good
3,729 reviews

Boarding

7.5

Overall

7.4

Comfort

7.3

Food

7.3

Crew

7.9

Entertainment

7.3

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

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?

    American Airlines, United Airlines, and Qantas Airways can get you from Philadelphia to Perth in just under 31h 40m. Your travel time can differ by up to 9h 35m. The distance between Philadelphia and Perth is about 11597 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly 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 $1,447 on this airline.

  • 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 vacation 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

Traveling to a place near Perth?

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

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
Dulles Intl to Perth flights
Harrisburg to Perth flights

Top airline flying from Philadelphia to Perth

Discover the top airline that operate flights from Philadelphia to Perth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,447Average$2,010FlexibilityNo cancel feeOn-time68%

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.