$613+ Cheap flights from Philadelphia (PHL) to Australia
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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Sep 1 — Sep 81
Round-trip
1 adult, Economy
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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 August 2, 2026.
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 August 2, 2026.
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:41 am
PHL
- SYD
3 stops37h 09m
Multiple Airlines
Mon 9/211:15 pm
SYD
- PHL
3 stops34h 15m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,171
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Sun 11/18:30 pm
PHL
- ADL
1 stop28h 30m
Multiple Airlines
Fri 11/1310:00 pm
ADL
- PHL
1 stop32h 10m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,196
This lol.travel deal was found by Cheapflights users on 8/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:05 am
PHL
- SYD
2 stops31h 15m
Air Canada
Tue 9/159:20 am
SYD
- PHL
2 stops26h 12m
Air Canada
Deal found 8/1![Air Canada logo]()
$1,200
This lol.travel deal was found by Cheapflights users on 8/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:30 pm
PHL
- SYD
2 stops31h 20m
Qatar Airways
Tue 9/152:50 pm
SYD
- PHL
1 stop37h 40m
Qatar Airways
Deal found 8/1![Qatar Airways logo]()
$1,209
This oojo deal was found by Cheapflights users on 7/31. 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.
Sun 11/18:30 pm
PHL
- ADL
1 stop28h 30m
Qatar Airways
Sat 11/1410:00 pm
ADL
- PHL
1 stop32h 10m
Qatar Airways
Deal found 7/31![Qatar Airways logo]()
$1,222
This KAYAK deal was found by Cheapflights users on 7/31. 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.
Tue 11/38:30 pm
PHL
- ADL
1 stop28h 30m
Multiple Airlines
Mon 11/1610:00 pm
ADL
- PHL
1 stop32h 10m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,231
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Mon 11/28:30 pm
PHL
- ADL
1 stop28h 30m
Multiple Airlines
Sun 11/1510:00 pm
ADL
- PHL
1 stop32h 10m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,236
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Sun 11/88:30 pm
PHL
- SYD
1 stop42h 20m
Multiple Airlines
Wed 11/183:50 pm
SYD
- PHL
1 stop38h 50m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,236
This KAYAK deal was found by Cheapflights users on 7/31. 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.
Sun 11/18:30 pm
PHL
- ADL
1 stop28h 30m
Multiple Airlines
Thu 11/1210:00 pm
ADL
- PHL
1 stop32h 10m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,242
This FlightHub deal was found by Cheapflights users on 7/31. 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 10/319:30 pm
PHL
- ADL
1 stop28h 30m
Multiple Airlines
Fri 11/136:20 pm
ADL
- PHL
2 stops35h 50m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,247
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Thu 11/268:30 pm
PHL
- SYD
1 stop42h 20m
Qatar Airways
Thu 12/109:10 pm
SYD
- PHL
1 stop33h 50m
Qatar Airways
Deal found 7/29![Qatar Airways logo]()
$1,247
This Air Canada deal was found by Cheapflights users on 7/29. 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 9/2110:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Wed 9/3010:00 am
BNE
- PHL
2 stops25h 32m
Air Canada
Deal found 7/29![Air Canada logo]()
$1,250
Best flights from Philadelphia to AustraliaDiscover carefully curated flight deals from Philadelphia to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 2, 2026.
Discover carefully curated flight deals from Philadelphia to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 2, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:30 pm
PHL
- BNE
2 stops46h 50m
Qatar Airways
Wed 9/3010:10 pm
BNE
- PHL
1 stop30h 55m
Qatar Airways
Deal found 7/29![Qatar Airways logo]()
$1,267
This SmartFares deal was found by Cheapflights users on 7/29. 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.
Sun 9/139:30 pm
PHL
- ADL
1 stop28h 00m
Multiple Airlines
Sun 9/208:40 am
ADL
- PHL
2 stops43h 20m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,282
This Air Canada deal was found by Cheapflights users on 7/28. 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.
Tue 8/1810:50 am
PHL
- BNE
2 stops30h 15m
Air Canada
Thu 8/2710:15 am
BNE
- PHL
2 stops42h 34m
Air Canada
Deal found 7/28![Air Canada logo]()
$1,292
This Qantas Airways deal was found by Cheapflights users on 7/30. 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 10/203:57 pm
PHL
- BNE
1 stop23h 03m
Qantas Airways
Tue 11/31:10 pm
BNE
- PHL
1 stop22h 22m
Qantas Airways
Deal found 7/30![Qantas Airways logo]()
$1,372
This JetBlue deal was found by Cheapflights users on 7/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:30 pm
PHL
- MEL
1 stop29h 20m
JetBlue
Sat 9/1910:45 pm
MEL
- PHL
1 stop29h 45m
JetBlue
Deal found 7/29![JetBlue logo]()
$1,375
This United Airlines deal was found by Cheapflights users on 8/1. 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 9/159:27 am
PHL
- BNE
2 stops57h 33m
United Airlines
Tue 9/2210:30 am
BNE
- PHL
2 stops37h 13m
United Airlines
Deal found 8/1![United Airlines logo]()
$1,432
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:26 pm
PHL
- SYD
2 stops28h 24m
Delta
Mon 9/79:15 am
SYD
- PHL
2 stops30h 04m
Delta
Deal found 7/29![Delta logo]()
$1,498
This American Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 8/252:08 pm
PHL
- CBR
2 stops30h 12m
American Airlines
Tue 9/16:10 am
CBR
- PHL
2 stops28h 53m
American Airlines
Deal found 7/28![American Airlines logo]()
$1,541
This Air New Zealand deal was found by Cheapflights users on 7/31. 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 New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:13 pm
PHL
- CBR
3 stops32h 27m
Air New Zealand
Fri 8/286:30 pm
CBR
- PHL
3 stops42h 01m
Air New Zealand
Deal found 7/31![Air New Zealand logo]()
$2,378
This Qatar Airways deal was found by Cheapflights users on 7/31. 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 11/28:30 pm
PHL
- ADL
1 stop28h 30m
Qatar Airways
Thu 11/128:40 am
ADL
- PHL
2 stops45h 30m
Qatar Airways
Deal found 7/31![Qatar Airways logo]()
$1,283
This Air Canada deal was found by Cheapflights users on 7/31. 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.
Wed 10/2110:35 am
PHL
- AVV
3 stops38h 30m
Multiple Airlines
Sat 11/76:00 am
AVV
- PHL
3 stops32h 56m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,333
This oojo deal was found by Cheapflights users on 7/28. 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.
Sat 9/129:30 pm
PHL
- BNE
1 stop30h 00m
Qatar Airways
Sat 9/1910:10 pm
BNE
- PHL
1 stop30h 20m
Qatar Airways
Deal found 7/28![Qatar Airways logo]()
$1,297
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 9/163:05 pm
PHL
- SYD
2 stops25h 55m
United Airlines
Sun 10/2511:50 am
SYD
- PHL
1 stop20h 25m
United Airlines
Deal found 7/30![United Airlines logo]()
$1,443
This Air Canada deal was found by Cheapflights users on 8/2. 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 10/1910:35 am
PHL
- AVV
3 stops36h 35m
Multiple Airlines
Thu 10/296:00 am
AVV
- PHL
3 stops49h 21m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$1,334
This Air Canada deal was found by Cheapflights users on 8/1. 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.
Wed 10/285:05 pm
PHL
- ADL
3 stops56h 35m
Air Canada
Sun 11/17:55 pm
ADL
- PHL
3 stops59h 56m
Air Canada
Deal found 8/1![Air Canada logo]()
$1,501
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 9/163:48 pm
PHL
- SYD
2 stops25h 07m
United Airlines
Mon 10/1910:30 am
SYD
- PHL
2 stops23h 54m
United Airlines
Deal found 7/29![United Airlines logo]()
$1,443
This Qatar Airways deal was found by Cheapflights users on 7/30. 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 10/269:30 pm
PHL
- BNE
1 stop30h 00m
Qatar Airways
Fri 11/69:55 pm
BNE
- PHL
1 stop31h 45m
Qatar Airways
Deal found 7/30![Qatar Airways logo]()
$1,315
This Ovago deal was found by Cheapflights users on 7/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:01 pm
PHL
- BNE
2 stops24h 04m
Multiple Airlines
Sat 9/128:45 pm
BNE
- PHL
2 stops40h 01m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,336
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Fri 8/215:39 pm
PHL
- CBR
2 stops29h 26m
American Airlines
Fri 8/286:10 am
CBR
- PHL
2 stops24h 10m
American Airlines
Deal found 7/31![American Airlines logo]()
$1,645
This Priceline deal was found by Cheapflights users on 8/1. 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.
Sat 8/293:37 pm
PHL
- CBR
2 stops28h 43m
Qantas Airways
Sat 9/56:00 am
CBR
- PHL
2 stops26h 34m
Qantas Airways
Deal found 8/1![Qantas Airways logo]()
$1,718
This Qatar Airways deal was found by Cheapflights users on 7/30. 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 10/269:30 pm
PHL
- BNE
1 stop30h 00m
Qatar Airways
Thu 11/59:55 pm
BNE
- PHL
1 stop31h 45m
Qatar Airways
Deal found 7/30![Qatar Airways logo]()
$1,315
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/229:30 am
PHL
- MEL
2 stops32h 45m
United Airlines
Tue 11/312:45 pm
MEL
- PHL
2 stops26h 24m
United Airlines
Deal found 7/30![United Airlines logo]()
$1,466
This Air Canada deal was found by Cheapflights users on 7/29. 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.
Sat 9/1210:50 am
PHL
- OOL
3 stops36h 50m
Multiple Airlines
Sat 9/198:50 pm
OOL
- PHL
3 stops39h 56m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,348
This Qatar Airways deal was found by Cheapflights users on 7/30. 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 10/269:30 pm
PHL
- BNE
1 stop30h 00m
Qatar Airways
Tue 11/39:55 pm
BNE
- PHL
1 stop31h 45m
Qatar Airways
Deal found 7/30![Qatar Airways logo]()
$1,315
This United Airlines deal was found by Cheapflights users on 7/31. 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 11/211:20 am
PHL
- MEL
2 stops30h 10m
United Airlines
Wed 11/1111:30 am
MEL
- PHL
2 stops24h 01m
United Airlines
Deal found 7/31![United Airlines logo]()
$1,466
This Air Canada deal was found by Cheapflights users on 7/29. 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.
Sat 9/1210:50 am
PHL
- CNS
3 stops36h 05m
Multiple Airlines
Sat 9/194:35 pm
CNS
- PHL
3 stops44h 11m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,364
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 11/216:46 pm
PHL
- MEL
3 stops47h 44m
United Airlines
Wed 12/211:30 am
MEL
- PHL
2 stops25h 50m
United Airlines
Deal found 7/31![United Airlines logo]()
$1,466
This Qatar Airways deal was found by Cheapflights users on 7/30. 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.
Sun 10/259:30 pm
PHL
- BNE
2 stops44h 50m
Qatar Airways
Fri 11/69:55 pm
BNE
- PHL
1 stop31h 45m
Qatar Airways
Deal found 7/30![Qatar Airways logo]()
$1,333
This oojo deal was found by Cheapflights users on 8/2. 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.
Sat 11/211:47 pm
PHL
- AVV
2 stops32h 18m
Qantas Airways
Sat 12/56:00 am
AVV
- PHL
2 stops30h 05m
Qantas Airways
Deal found 8/2![Qantas Airways logo]()
$2,044
This Air Canada deal was found by Cheapflights users on 7/30. 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.
Tue 9/2210:50 am
PHL
- AVV
3 stops39h 15m
Multiple Airlines
Tue 11/36:00 am
AVV
- PHL
3 stops50h 21m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,436
Last-minute flights from Philadelphia to AustraliaDiscover last-minute flight deals from Philadelphia to Australia. Data last updated August 2, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Australia. Data last updated August 2, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:10 am
PHL
- SYD
2 stops37h 15m
ANA
Tue 8/118:55 pm
SYD
- PHL
2 stops31h 45m
ANA
Deal found 7/30![ANA logo]()
$1,334
This Air Canada deal was found by Cheapflights users on 7/31. 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.
Sun 8/93:25 pm
PHL
- BNE
2 stops25h 40m
Air Canada
Sun 8/3010:00 am
BNE
- PHL
2 stops42h 49m
Air Canada
Deal found 7/31![Air Canada logo]()
$1,250
This Air Canada deal was found by Cheapflights users on 7/29. 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.
Tue 8/1110:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Mon 8/178:45 pm
BNE
- PHL
3 stops40h 01m
Air Canada
Deal found 7/29![Air Canada logo]()
$1,289
This Expedia deal was found by Cheapflights users on 7/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/153:25 pm
PHL
- SYD
3 stops49h 55m
Air Canada
Fri 8/219:20 am
SYD
- PHL
2 stops27h 26m
Air Canada
Deal found 7/30![Air Canada logo]()
$1,340
This oojo deal was found by Cheapflights users on 7/28. 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 8/179:30 pm
PHL
- BNE
1 stop30h 00m
Multiple Airlines
Sat 9/129:55 am
BNE
- PHL
2 stops42h 35m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,282
This Air Canada deal was found by Cheapflights users on 7/29. 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.
Tue 8/183:25 pm
PHL
- SYD
2 stops25h 55m
Air Canada
Mon 9/79:20 am
SYD
- PHL
2 stops43h 27m
Air Canada
Deal found 7/29![Air Canada logo]()
$1,289
This Air Canada deal was found by Cheapflights users on 7/28. 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.
Tue 8/1810:50 am
PHL
- BNE
2 stops30h 15m
Air Canada
Thu 8/2710:15 am
BNE
- PHL
2 stops42h 34m
Air Canada
Deal found 7/28![Air Canada logo]()
$1,292
This Air Canada deal was found by Cheapflights users on 8/1. 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.
Tue 8/1810:50 am
PHL
- BNE
3 stops34h 40m
Air Canada
Tue 8/256:05 pm
BNE
- PHL
3 stops42h 41m
Air Canada
Deal found 8/1![Air Canada logo]()
$1,317
This Air Canada deal was found by Cheapflights users on 7/28. 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.
Tue 8/185:01 pm
PHL
- BNE
2 stops24h 04m
Multiple Airlines
Thu 8/278:45 pm
BNE
- PHL
3 stops56h 56m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,327
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Mon 8/246:25 am
PHL
- SYD
2 stops37h 00m
ANA
Mon 8/3111:45 am
SYD
- PHL
2 stops47h 58m
ANA
Deal found 7/29![ANA logo]()
$1,342
This lol.travel deal was found by Cheapflights users on 8/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:05 am
PHL
- SYD
2 stops31h 15m
Air Canada
Tue 9/159:20 am
SYD
- PHL
2 stops26h 12m
Air Canada
Deal found 8/1![Air Canada logo]()
$1,200
This lol.travel deal was found by Cheapflights users on 8/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:30 pm
PHL
- SYD
2 stops31h 20m
Qatar Airways
Tue 9/152:50 pm
SYD
- PHL
1 stop37h 40m
Qatar Airways
Deal found 8/1![Qatar Airways logo]()
$1,209
One-way flights from Philadelphia to AustraliaSearch for one-way flight options from Philadelphia to Australia. Find affordable one-way fares based on user searches. Data last updated August 2, 2026.
Search for one-way flight options from Philadelphia to Australia. Find affordable one-way fares based on user searches. Data last updated August 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Thu 8/208:15 am
PHL
- SYD
3 stops57h 15m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$613
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 11/712:43 pm
PHL
- SYD
3 stops39h 32m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$622
This Trip.com deal was found by Cheapflights users on 7/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:30 am
PHL
- SYD
2 stops32h 35m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$672
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Wed 10/2812:43 pm
PHL
- SYD
3 stops40h 02m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$781
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/86:05 pm
PHL
- SYD
2 stops47h 25m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$792
This Cheapflightsfares deal was found by Cheapflights users on 7/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1210:34 am
PHL
- SYD
2 stops42h 36m
ANA
Deal found 7/28![ANA logo]()
$794
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Wed 8/261:30 pm
PHL
- SYD
2 stops39h 40m
ANA
Deal found 7/29![ANA logo]()
$801
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/201:30 pm
PHL
- SYD
2 stops39h 40m
ANA
Deal found 8/1![ANA logo]()
$808
This oojo deal was found by Cheapflights users on 7/30. 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.
Wed 9/99:30 pm
PHL
- MEL
1 stop34h 35m
Qatar Airways
Deal found 7/30![Qatar Airways logo]()
$903
This Trip.com deal was found by Cheapflights users on 7/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:30 pm
PHL
- MEL
1 stop34h 35m
Qatar Airways
Deal found 7/29![Qatar Airways logo]()
$937
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:30 pm
PHL
- MEL
1 stop29h 20m
JetBlue
Deal found 7/30![JetBlue logo]()
$939
This oojo deal was found by Cheapflights users on 8/1. 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.
Fri 9/119:30 pm
PHL
- MEL
1 stop34h 35m
Qatar Airways
Deal found 8/1![Qatar Airways logo]()
$942
Find flight deals from Philadelphia to Australia
Keep the following information in mind while searching for Philadelphia to Australia flight deals. Data was last updated August 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,171 (Trip.com) |
One-way from | $613 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,548 |
Cheapflights Fare Finder
Customize 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 2,558,603 searches. Data last updated August 2, 2026.
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
Cheapest round-trip
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Thu 9/17
9:30 pm-10:20 am
2 stops46h 50m
Brisbane
Wed 9/30
10:10 pm-3:05 pm
1 stop30h 55m
$1,267
PhiladelphiaAdelaide
PHL - ADL
PHLADL
Philadelphia
Sun 9/13
9:30 pm-3:00 pm
1 stop28h 00m
Adelaide
Sun 9/20
8:40 am-2:30 pm
2 stops43h 20m
$1,282
PhiladelphiaAdelaide
PHL - ADL
PHLADL
Philadelphia
Mon 11/2
8:30 pm-4:30 pm
1 stop28h 30m
Adelaide
Thu 11/12
8:40 am-2:40 pm
2 stops45h 30m
$1,283
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Tue 8/18
10:50 am-7:05 am
2 stops30h 15m
Brisbane
Thu 8/27
10:15 am-2:49 pm
2 stops42h 34m
$1,292
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Sat 9/12
9:30 pm-5:30 pm
1 stop30h 00m
Brisbane
Sat 9/19
10:10 pm-2:30 pm
1 stop30h 20m
$1,297
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Mon 10/26
9:30 pm-5:30 pm
1 stop30h 00m
Brisbane
Fri 11/6
9:55 pm-2:40 pm
1 stop31h 45m
$1,315
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Mon 10/26
9:30 pm-5:30 pm
1 stop30h 00m
Brisbane
Thu 11/5
9:55 pm-2:40 pm
1 stop31h 45m
$1,315
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Mon 10/26
9:30 pm-5:30 pm
1 stop30h 00m
Brisbane
Tue 11/3
9:55 pm-2:40 pm
1 stop31h 45m
$1,315
PhiladelphiaMelbourne
PHL - AVV
PHLAVV
Philadelphia
Wed 10/21
10:35 am-4:05 pm
3 stops38h 30m
Melbourne Avalon
Sat 11/7
6:00 am-10:56 pm
3 stops32h 56m
$1,333
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Sun 10/25
9:30 pm-8:20 am
2 stops44h 50m
Brisbane
Fri 11/6
9:55 pm-2:40 pm
1 stop31h 45m
$1,333
Showing 1-10 of 57 resultsSorted by cheapest first
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.
PHL-SYD
PHL-ADL
PHL-BNE
PHL-MEL
PHL-CBR
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.
Cheapflights Insights
Everything you need to know about your flight from Philadelphia to Australia
PHL-AU0
PHL-SYD
PHL-ADL
PHL-BNE
PHL-MEL
What is the cheapest month to book a flight from Philadelphia to Australia?
Currently, February is the cheapest month in which you can book a flight from Philadelphia to Australia (average of $1,124). Flying from Philadelphia to Australia in April is currently the most expensive (average of $1,814). 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.
How far ahead should I book a flight from Philadelphia to Australia?
The price you pay for your flight from Philadelphia to Australia may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 August 2, 2026.
See what other customers who have flown with Fiji Airways,Qantas Airways, andUnited Airlines from Philadelphia to Australia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Entertainment
7.5
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Overall
8.0
Entertainment
7.5
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Overall
8.0
Entertainment
7.5
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Overall
8.0
Entertainment
7.5
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Overall
8.0
Entertainment
7.5
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Overall
8.0
Entertainment
7.5
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
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
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Complete your trip
Complete your trip to Australia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Philadelphia to Australia by cabin class
Find flights from Philadelphia to Australia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Australia flights
Browse other Philadelphia and Australia flight options. Last updated on August 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Philadelphia to Australia flights
Consider these flights traveling from Philadelphia to Australia.
Fly to Australia regions
Consider these flights traveling to Australia regions.
Top 7 airlines flying from Philadelphia to Australia
Discover the top 7 airlines 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 2,558,603 searches. Data last updated August 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$843 | Average$1,696 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$945 | Average$1,507 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,066 | Average$1,398 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$1,198 | Average$1,630 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,244 | Average$1,461 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,418 | Average$1,548 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$1,447 | Average$2,010 | FlexibilityNo cancel fee | On-time68% |