Cheap flights from Philadelphia to Australia from $886
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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Philadelphia to Australia
Keep the following information in mind while searching for Philadelphia to Australia flight deals. Data was last updated 10 July 2025.
Round-trip from | $1,372 |
---|---|
One-way from | $886 |
Popular in | December |
Cheapest in | September |
Average price | $2,569 |
Find flight deals from Philadelphia to Australia
Cheapest flights from Philadelphia to AustraliaExplore the most affordable flight options available from Philadelphia to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.
Explore the most affordable flight options available from Philadelphia to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Philadelphia to Australia 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 10 July 2025.
Use the filters below to find and compare flights from Philadelphia to Australia that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
PhiladelphiaSydney
PHL - SYD
PHLSYD
Philadelphia
Wed 20/8
06:30-07:00
3 stops34h 30m
Sydney Kingsford Smith
Tue 26/8
09:30-00:20
2 stops28h 50m
PhiladelphiaSydney
PHL - SYD
PHLSYD
Philadelphia
Wed 22/10
10:05-20:15
2 stops43h 10m
Sydney Kingsford Smith
Tue 4/11
21:45-14:06
2 stops32h 21m
PhiladelphiaSydney
PHL - SYD
PHLSYD
Philadelphia
Wed 3/12
12:50-14:25
2 stops33h 35m
Sydney Kingsford Smith
Wed 14/1
07:05-17:44
2 stops26h 39m
PhiladelphiaSydney
PHL - SYD
PHLSYD
Philadelphia
Fri 22/8
18:58-07:30
2 stops46h 32m
Sydney Kingsford Smith
Fri 29/8
17:45-07:01
1 stop27h 16m
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Tue 21/10
06:34-10:00
2 stops37h 26m
Brisbane
Mon 3/11
11:10-22:46
2 stops26h 36m
PhiladelphiaSydney
PHL - SYD
PHLSYD
Philadelphia
Wed 24/9
18:55-11:45
2 stops26h 50m
Sydney Kingsford Smith
Sat 11/10
14:45-22:50
2 stops23h 05m
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Wed 20/8
18:50-10:35
2 stops25h 45m
Brisbane
Tue 9/9
11:35-23:29
2 stops25h 54m
PhiladelphiaMelbourne
PHL - MEL
PHLMEL
Philadelphia
Sat 8/11
17:58-10:55
2 stops48h 57m
Melbourne
Sat 22/11
18:50-05:18
2 stops50h 28m
PhiladelphiaSydney
PHL - SYD
PHLSYD
Philadelphia
Mon 22/9
09:20-07:20
2 stops32h 00m
Sydney Kingsford Smith
Tue 30/9
09:20-21:38
2 stops26h 18m
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Tue 21/10
06:34-10:00
2 stops37h 26m
Brisbane
Mon 3/11
11:10-00:15
3 stops28h 05m
Best time to book a flight from Philadelphia to Australia
Have a flexible travel schedule? Discover the best time to fly to Australia from Philadelphia with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Philadelphia to Australia
What is the cheapest month to book a flight from Philadelphia to Australia?
Currently, May is the cheapest month in which you can book a flight from Philadelphia to Australia (average of $129). Flying from Philadelphia to Australia in October is currently the most expensive (average of $171). 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.
What is the cheapest time of day to fly from PHL to AU?
Find hourly flight availability from Philadelphia to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 July 2025.
When flying from Philadelphia to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing Australia
Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 10 July 2025.
Check out reviews from past customers who have flown with ANA, Fiji Airways, andAir New Zealand from Philadelphia to Australia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Crew
Boarding
Comfort
Entertainment
Food
Reviews
Kenneth,July 2025
SFO - HND
Overall
Crew
Boarding
Comfort
Entertainment
Food
Reviews
Kenneth,July 2025
SFO - HND
Overall
Crew
Boarding
Comfort
Entertainment
Food
Reviews
Kenneth,July 2025
SFO - HND
Overall
Crew
Boarding
Comfort
Entertainment
Food
Reviews
Kenneth,July 2025
SFO - HND
Overall
Crew
Boarding
Comfort
Entertainment
Food
Reviews
Kenneth,July 2025
SFO - HND
Overall
Crew
Boarding
Comfort
Entertainment
Food
Reviews
Kenneth,July 2025
SFO - HND
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Australia. 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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Alternative routes for Philadelphia to Australia
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Philadelphia to Australia
Discover the top airline that operate flights from Philadelphia to Australia. 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 647,157 searches. Data last updated 10 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Philadelphia to Australia?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Philadelphia to Australia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Australia?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Australia from Philadelphia.
Can Cheapflights find flights from Philadelphia to Australia with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Philadelphia to Australia flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Philadelphia to Australia become cheaper?
Not ready to book yet? You can track prices for flights from Philadelphia to Australia on Cheapflights with our Price Alert feature and get notified when better prices are available.