$832+ 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — PER
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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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
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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
Best
Last-minute
One-way
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 September 8, 2026.
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 September 8, 2026.
This Air Canada deal was found by Cheapflights users on 9/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
3 stops42h 55m
Mon 10/2610:40 pm -
3 stops36h 16m
Deal found 9/5![Multiple Airlines logo]()
$1,442
This Priceline deal was found by Cheapflights users on 9/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:00 am -
3 stops43h 45m
Thu 10/293:20 pm -
3 stops43h 36m
Deal found 9/7![Multiple Airlines logo]()
$1,566
This oojo deal was found by Cheapflights users on 9/4. 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.
Mon 10/199:30 pm -
2 stops34h 55m
Mon 10/2610:45 pm -
1 stop29h 05m
Deal found 9/4![Qatar Airways logo]()
$1,622
This Qatar Airways deal was found by Cheapflights users on 9/3. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:45 pm -
1 stop33h 00m
Fri 11/610:45 pm -
1 stop29h 05m
Deal found 9/3![Qatar Airways logo]()
$1,663
Best flights from Philadelphia to PerthDiscover carefully curated flight deals from Philadelphia to Perth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Philadelphia to Perth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This Qatar Airways deal was found by Cheapflights users on 9/4. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:30 pm -
1 stop33h 05m
Mon 10/2610:45 am -
2 stops41h 05m
Deal found 9/4![Qatar Airways logo]()
$1,653
This Cathay Pacific deal was found by Cheapflights users on 9/7. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:40 am -
2 stops31h 15m
Thu 11/512:25 am -
2 stops31h 11m
Deal found 9/7![Cathay Pacific logo]()
$1,795
This Qatar Airways deal was found by Cheapflights users on 9/4. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:45 pm -
1 stop33h 00m
Fri 11/610:45 pm -
1 stop29h 05m
Deal found 9/4![Qatar Airways logo]()
$1,663
This oojo deal was found by Cheapflights users on 9/7. 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 10/229:30 pm -
1 stop33h 05m
Thu 10/2910:45 pm -
2 stops53h 05m
Deal found 9/7![Qatar Airways logo]()
$1,735
Last-minute flights from Philadelphia to PerthDiscover last-minute flight deals from Philadelphia to Perth. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Perth. Data last updated September 8, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 9/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
3 stops42h 55m
Mon 10/2610:40 pm -
3 stops36h 16m
Deal found 9/5![Multiple Airlines logo]()
$1,442
This oojo deal was found by Cheapflights users on 9/4. 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.
Mon 10/199:30 pm -
2 stops34h 55m
Mon 10/2610:45 pm -
1 stop29h 05m
Deal found 9/4![Qatar Airways logo]()
$1,622
This SmartFares deal was found by Cheapflights users on 9/4. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:41 pm -
2 stops30h 09m
Sun 10/2512:25 am -
2 stops31h 45m
Deal found 9/4![Cathay Pacific logo]()
$1,663
This Priceline deal was found by Cheapflights users on 9/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:00 am -
3 stops43h 45m
Thu 10/293:20 pm -
3 stops43h 36m
Deal found 9/7![Multiple Airlines logo]()
$1,566
One-way flights from Philadelphia to PerthSearch for one-way flight options from Philadelphia to Perth. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Philadelphia to Perth. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:09 pm -
3 stops58h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$832
This FlightHub deal was found by Cheapflights users on 9/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:30 pm -
1 stop33h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![JetBlue logo]()
$1,756
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 September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,442 (Air Canada) |
One-way from | $832 (Kiwi.com) |
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 7,457,451 searches. Data last updated September 8, 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
Cheapest round-trip
PhiladelphiaPerth
PHL Philadelphia - PER Perth
PHLPER
Philadelphia
Sat 10/10
7:45 pm-6:50 am
2 stops47h 05m
Perth
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$1,082
PhiladelphiaPerth
PHL Philadelphia - PER Perth
PHLPER
Philadelphia
Mon 10/19
9:30 pm-6:35 pm
1 stop33h 05m
Perth
Mon 10/26
10:45 am-3:50 pm
2 stops41h 05m
$1,653
PhiladelphiaPerth
PHL Philadelphia - PER Perth
PHLPER
Philadelphia
Mon 11/2
8:45 pm-6:45 pm
1 stop33h 00m
Perth
Fri 11/6
10:45 pm-2:50 pm
1 stop29h 05m
$1,663
PhiladelphiaPerth
PHL Philadelphia - PER Perth
PHLPER
Philadelphia
Thu 10/22
9:30 pm-6:35 pm
1 stop33h 05m
Perth
Thu 10/29
10:45 pm-3:50 pm
2 stops53h 05m
$1,735
Quickest round-trip
PhiladelphiaPerth
PHL Philadelphia - PER Perth
PHLPER
Philadelphia
Sat 10/10
9:30 pm-6:35 pm
1 stop33h 05m
Perth
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$1,756
PhiladelphiaPerth
PHL Philadelphia - PER Perth
PHLPER
Philadelphia
Mon 11/2
10:40 am-6:55 am
2 stops31h 15m
Perth
Thu 11/5
12:25 am-6:36 pm
2 stops31h 11m
$1,795
Sorted by cheapest first
- 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.
PHL-PER
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.
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.
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