$652+ 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Aug 18 — Aug 251
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 July 19, 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 July 19, 2026.
This oojo deal was found by Cheapflights users on 7/19. 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 11/88:30 pm
PHL
- SYD
1 stop42h 20m
Qatar Airways
Wed 11/183:50 pm
SYD
- PHL
1 stop38h 50m
Qatar Airways
Deal found 7/19![Qatar Airways logo]()
$1,219
This Justfly.com deal was found by Cheapflights users on 7/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Tue 9/1510:15 am
BNE
- PHL
2 stops37h 28m
Air Canada
Deal found 7/17![Air Canada logo]()
$1,244
This Air Canada deal was found by Cheapflights users on 7/16. 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 8/3010:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Sun 9/610:00 am
BNE
- PHL
2 stops42h 49m
Air Canada
Deal found 7/16![Air Canada logo]()
$1,250
This oojo deal was found by Cheapflights users on 7/18. 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 11/58:30 pm
PHL
- SYD
1 stop42h 20m
Qatar Airways
Sun 11/153:50 pm
SYD
- PHL
1 stop38h 50m
Qatar Airways
Deal found 7/18![Qatar Airways logo]()
$1,258
This oojo deal was found by Cheapflights users on 7/16. 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.
Tue 11/38:30 pm
PHL
- MEL
1 stop29h 20m
Qatar Airways
Tue 11/1011:40 pm
MEL
- PHL
1 stop31h 00m
Qatar Airways
Deal found 7/16![Qatar Airways logo]()
$1,262
This SmartFares deal was found by Cheapflights users on 7/18. 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 11/28:30 pm
PHL
- MEL
2 stops43h 30m
Qatar Airways
Tue 11/1011:40 pm
MEL
- PHL
1 stop31h 00m
Qatar Airways
Deal found 7/18![Qatar Airways logo]()
$1,263
This Qantas Airways deal was found by Cheapflights users on 7/15. 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.
Mon 12/213:41 pm
PHL
- SYD
2 stops26h 39m
Qantas Airways
Wed 12/302:05 pm
SYD
- PHL
1 stop21h 28m
Qantas Airways
Deal found 7/15![Qantas Airways logo]()
$1,265
This KAYAK deal was found by Cheapflights users on 7/18. 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.
Wed 11/48:30 pm
PHL
- MEL
1 stop29h 20m
Qatar Airways
Wed 11/1111:40 pm
MEL
- PHL
1 stop31h 00m
Qatar Airways
Deal found 7/18![Qatar Airways logo]()
$1,268
This oojo deal was found by Cheapflights users on 7/19. 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 11/84:05 pm
PHL
- SYD
1 stop22h 20m
Qantas Airways
Wed 11/1811:05 am
SYD
- PHL
2 stops24h 58m
Qantas Airways
Deal found 7/19![Qantas Airways logo]()
$1,272
This Qantas Airways deal was found by Cheapflights users on 7/15. 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.
Sun 11/84:05 pm
PHL
- SYD
1 stop22h 20m
Multiple Airlines
Wed 11/1810:25 am
SYD
- PHL
2 stops25h 38m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$1,274
This Qatar Airways deal was found by Cheapflights users on 7/18. 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.
Wed 11/48:30 pm
PHL
- MEL
1 stop34h 50m
Qatar Airways
Mon 11/911:40 pm
MEL
- PHL
1 stop31h 00m
Qatar Airways
Deal found 7/18![Qatar Airways logo]()
$1,284
This Air Canada deal was found by Cheapflights users on 7/14. 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 8/410:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Mon 8/108:45 pm
BNE
- PHL
3 stops40h 01m
Air Canada
Deal found 7/14![Air Canada logo]()
$1,288
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 July 19, 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 July 19, 2026.
This FlightHub deal was found by Cheapflights users on 7/17. 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 8/3010:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Tue 9/156:05 pm
BNE
- PHL
3 stops42h 41m
Air Canada
Deal found 7/17![Air Canada logo]()
$1,289
This Air Canada deal was found by Cheapflights users on 7/16. 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 11/39:15 am
PHL
- AVV
3 stops36h 50m
Multiple Airlines
Tue 11/106:00 am
AVV
- PHL
3 stops50h 21m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$1,290
This Qatar Airways deal was found by Cheapflights users on 7/14. 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.
Fri 8/289:30 pm
PHL
- PER
1 stop33h 05m
Qatar Airways
Fri 9/41:20 pm
PER
- PHL
2 stops37h 10m
Qatar Airways
Deal found 7/14![Qatar Airways logo]()
$1,341
This oojo deal was found by Cheapflights users on 7/16. 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 8/303:37 pm
PHL
- BNE
1 stop23h 23m
Qantas Airways
Sun 9/68:35 pm
BNE
- PHL
1 stop24h 29m
Qantas Airways
Deal found 7/16![Qantas Airways logo]()
$1,385
This American Airlines deal was found by Cheapflights users on 7/16. 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.
Sun 8/301:38 pm
PHL
- BNE
2 stops25h 22m
American Airlines
Sun 9/68:35 pm
BNE
- PHL
1 stop24h 29m
American Airlines
Deal found 7/16![American Airlines logo]()
$1,398
This United Airlines deal was found by Cheapflights users on 7/14. 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 8/126:36 pm
PHL
- BNE
1 stop21h 54m
United Airlines
Sat 8/225:05 pm
BNE
- PHL
2 stops41h 50m
United Airlines
Deal found 7/14![United Airlines logo]()
$1,428
This FlightHub deal was found by Cheapflights users on 7/14. 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 stops40h 55m
ANA
Deal found 7/14![ANA logo]()
$1,449
This BusinessClass deal was found by Cheapflights users on 7/17. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:48 pm
PHL
- CNS
3 stops31h 52m
Air New Zealand
Mon 8/2411:55 am
CNS
- PHL
2 stops24h 36m
Air New Zealand
Deal found 7/17![Air New Zealand logo]()
$2,406
This Air Canada deal was found by Cheapflights users on 7/15. 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 11/189:15 am
PHL
- AVV
3 stops46h 00m
Multiple Airlines
Mon 11/238:55 pm
AVV
- PHL
3 stops42h 01m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$1,290
This Qatar Airways deal was found by Cheapflights users on 7/19. 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.
Sat 9/59:30 pm
PHL
- SYD
2 stops33h 50m
Qatar Airways
Sun 9/208:45 pm
SYD
- PHL
1 stop31h 45m
Qatar Airways
Deal found 7/19![Qatar Airways logo]()
$1,345
This oojo deal was found by Cheapflights users on 7/16. 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 8/95:39 pm
PHL
- SYD
1 stop23h 26m
Qantas Airways
Sun 8/169:10 am
SYD
- PHL
1 stop24h 59m
Qantas Airways
Deal found 7/16![Qantas Airways logo]()
$1,413
This Air Canada deal was found by Cheapflights users on 7/17. 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 8/3010:05 am
PHL
- BNE
2 stops31h 00m
Multiple Airlines
Sun 10/45:00 am
BNE
- PHL
3 stops31h 46m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,306
This American Airlines deal was found by Cheapflights users on 7/17. 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 8/37:05 am
PHL
- BNE
1 stop31h 55m
American Airlines
Thu 8/138:35 pm
BNE
- PHL
1 stop24h 29m
American Airlines
Deal found 7/17![American Airlines logo]()
$1,444
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/316:36 pm
PHL
- BNE
2 stops27h 44m
United Airlines
Mon 9/76:55 am
BNE
- PHL
2 stops28h 00m
United Airlines
Deal found 7/17![United Airlines logo]()
$1,450
This Air Canada deal was found by Cheapflights users on 7/19. 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 9/53:25 pm
PHL
- SYD
3 stops49h 55m
Air Canada
Sun 9/209:20 am
SYD
- PHL
2 stops43h 27m
Air Canada
Deal found 7/19![Air Canada logo]()
$1,507
This Qatar Airways deal was found by Cheapflights users on 7/17. 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 9/149:30 pm
PHL
- SYD
2 stops31h 20m
Qatar Airways
Sun 9/278:45 pm
SYD
- PHL
1 stop31h 45m
Qatar Airways
Deal found 7/17![Qatar Airways logo]()
$1,394
This oojo deal was found by Cheapflights users on 7/17. 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 8/194:28 pm
PHL
- SYD
1 stop24h 27m
Qantas Airways
Sun 8/301:40 pm
SYD
- PHL
2 stops31h 24m
Qantas Airways
Deal found 7/17![Qantas Airways logo]()
$1,421
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Sun 8/306:36 pm
PHL
- SYD
1 stop22h 19m
United Airlines
Sun 9/610:20 am
SYD
- PHL
1 stop21h 10m
United Airlines
Deal found 7/16![United Airlines logo]()
$1,457
This Air Canada deal was found by Cheapflights users on 7/17. 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 8/307:00 am
PHL
- BNE
3 stops39h 00m
Multiple Airlines
Tue 9/158:50 pm
BNE
- PHL
3 stops39h 56m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,334
This American Airlines deal was found by Cheapflights users on 7/19. 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 9/75:39 pm
PHL
- CNS
2 stops29h 16m
American Airlines
Mon 9/143:45 pm
CNS
- PHL
2 stops29h 20m
American Airlines
Deal found 7/19![American Airlines logo]()
$1,555
This oojo deal was found by Cheapflights users on 7/17. 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.
Tue 9/89:30 pm
PHL
- MEL
1 stop34h 35m
Qatar Airways
Sun 9/1310:45 pm
MEL
- PHL
1 stop29h 45m
Qatar Airways
Deal found 7/17![Qatar Airways logo]()
$1,416
This United Airlines deal was found by Cheapflights users on 7/15. 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 8/146:56 pm
PHL
- BNE
3 stops69h 34m
United Airlines
Sat 8/225:05 pm
BNE
- PHL
2 stops41h 50m
United Airlines
Deal found 7/15![United Airlines logo]()
$1,458
This United Airlines deal was found by Cheapflights users on 7/19. 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 8/188:20 am
PHL
- MEL
2 stops33h 55m
United Airlines
Tue 8/2510:55 am
MEL
- PHL
1 stop22h 20m
United Airlines
Deal found 7/19![United Airlines logo]()
$1,466
This oojo deal was found by Cheapflights users on 7/14. 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 stop29h 20m
Qatar Airways
Mon 9/1410:45 pm
MEL
- PHL
1 stop29h 45m
Qatar Airways
Deal found 7/14![Qatar Airways logo]()
$1,473
This American Airlines deal was found by Cheapflights users on 7/18. 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 8/145:39 pm
PHL
- CBR
2 stops29h 26m
American Airlines
Fri 8/214:15 pm
CBR
- PHL
2 stops28h 49m
American Airlines
Deal found 7/18![American Airlines logo]()
$1,641
This oojo deal was found by Cheapflights users on 7/17. 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 8/319:30 pm
PHL
- MCY
2 stops51h 15m
Multiple Airlines
Mon 9/75:00 pm
MCY
- PHL
2 stops35h 30m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,537
This United Airlines deal was found by Cheapflights users on 7/17. 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 9/911:04 am
PHL
- MEL
2 stops30h 26m
United Airlines
Wed 9/169:30 am
MEL
- PHL
2 stops24h 01m
United Airlines
Deal found 7/17![United Airlines logo]()
$1,466
This Qatar Airways deal was found by Cheapflights users on 7/16. 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 9/79:30 pm
PHL
- MEL
1 stop34h 35m
Qatar Airways
Thu 9/2410:45 pm
MEL
- PHL
1 stop29h 45m
Qatar Airways
Deal found 7/16![Qatar Airways logo]()
$1,477
This Qantas Airways deal was found by Cheapflights users on 7/16. 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.
Sat 9/55:39 pm
PHL
- SYD
1 stop23h 51m
Multiple Airlines
Sat 9/199:10 am
SYD
- PHL
1 stop23h 32m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$1,552
This American Airlines deal was found by Cheapflights users on 7/16. 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.
Wed 8/194:28 pm
PHL
- PER
2 stops30h 47m
American Airlines
Wed 8/2610:35 am
PER
- PHL
2 stops32h 29m
American Airlines
Deal found 7/16![American Airlines logo]()
$1,759
Last-minute flights from Philadelphia to AustraliaDiscover last-minute flight deals from Philadelphia to Australia. Data last updated July 19, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Australia. Data last updated July 19, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 7/14. 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 8/33:25 pm
PHL
- BNE
2 stops49h 40m
Air Canada
Thu 8/1310:15 am
BNE
- PHL
2 stops42h 34m
Air Canada
Deal found 7/14![Air Canada logo]()
$1,297
This Air Canada deal was found by Cheapflights users on 7/14. 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 8/410:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Mon 8/108:45 pm
BNE
- PHL
3 stops40h 01m
Air Canada
Deal found 7/14![Air Canada logo]()
$1,288
This Justfly.com deal was found by Cheapflights users on 7/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:05 am
PHL
- BNE
2 stops55h 00m
Air Canada
Fri 8/2810:00 am
BNE
- PHL
2 stops37h 43m
Air Canada
Deal found 7/17![Air Canada logo]()
$1,319
This Air Canada deal was found by Cheapflights users on 7/14. 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.
Thu 8/1310:05 am
PHL
- SYD
2 stops31h 15m
Air Canada
Wed 8/199:20 am
SYD
- PHL
2 stops26h 14m
Air Canada
Deal found 7/14![Air Canada logo]()
$1,327
This Air Canada deal was found by Cheapflights users on 7/17. 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 8/1710:05 am
PHL
- SYD
2 stops31h 15m
Air Canada
Fri 8/219:20 am
SYD
- PHL
2 stops27h 26m
Air Canada
Deal found 7/17![Air Canada logo]()
$1,332
This Air Canada deal was found by Cheapflights users on 7/19. 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 stops49h 55m
Air Canada
Sun 8/309:20 am
SYD
- PHL
2 stops43h 29m
Air Canada
Deal found 7/19![Air Canada logo]()
$1,289
This Trip.com deal was found by Cheapflights users on 7/14. 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.
Fri 8/288:00 am
PHL
- BNE
3 stops36h 35m
Multiple Airlines
Fri 9/411:35 am
BNE
- PHL
3 stops38h 51m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$1,322
This Expedia deal was found by Cheapflights users on 7/14. 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.
Fri 8/2810:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Fri 9/410:00 am
BNE
- PHL
2 stops49h 34m
Air Canada
Deal found 7/14![Air Canada logo]()
$1,324
This Justfly.com deal was found by Cheapflights users on 7/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Tue 9/1510:15 am
BNE
- PHL
2 stops37h 28m
Air Canada
Deal found 7/17![Air Canada logo]()
$1,244
This Air Canada deal was found by Cheapflights users on 7/16. 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 8/3010:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Sun 9/610:00 am
BNE
- PHL
2 stops42h 49m
Air Canada
Deal found 7/16![Air Canada logo]()
$1,250
This Trip.com deal was found by Cheapflights users on 7/16. 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.
Sun 8/309:30 pm
PHL
- PER
2 stops34h 55m
Qatar Airways
Sun 9/610:45 pm
PER
- PHL
1 stop27h 45m
Qatar Airways
Deal found 7/16![Qatar Airways logo]()
$1,296
This Air Canada deal was found by Cheapflights users on 7/17. 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 8/3010:05 am
PHL
- BNE
2 stops31h 00m
Multiple Airlines
Sun 10/45:00 am
BNE
- PHL
3 stops31h 46m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,306
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 July 19, 2026.
Search for one-way flight options from Philadelphia to Australia. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/17. 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.
Fri 8/148:24 pm
PHL
- SYD
3 stops59h 51m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$652
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Mon 8/178:37 pm
PHL
- SYD
3 stops46h 48m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$713
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 10/219:10 am
PHL
- BNE
2 stops29h 50m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$721
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 8/159:51 am
PHL
- SYD
2 stops31h 39m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$734
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 10/148:44 pm
PHL
- MEL
2 stops43h 01m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$742
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 9/309:14 am
PHL
- SYD
3 stops58h 31m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$742
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Tue 9/18:15 am
PHL
- BNE
2 stops30h 45m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$748
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 11/1812:43 pm
PHL
- MEL
3 stops43h 27m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$770
This Kiwi.com deal was found by Cheapflights users on 7/17. 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.
Sun 10/186:00 am
PHL
- BNE
2 stops33h 00m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$775
This oojo deal was found by Cheapflights users on 7/15. 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 11/128:30 pm
PHL
- CNS
2 stops42h 15m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$803
This BYOjet deal was found by Cheapflights users on 7/15. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:20 am
PHL
- SYD
2 stops44h 50m
ANA
Deal found 7/15![ANA logo]()
$827
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 10/148:44 pm
PHL
- BNE
2 stops42h 16m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$829
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 July 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,219 (oojo) |
One-way from | $652 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,604 |
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 July 19, 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
Sun 8/30
10:05 am-7:05 am
2 stops31h 00m
Brisbane
Tue 9/15
6:05 pm-10:46 pm
3 stops42h 41m
$1,289
PhiladelphiaMelbourne
PHL - AVV
PHLAVV
Philadelphia
Tue 11/3
9:15 am-2:05 pm
3 stops36h 50m
Melbourne Avalon
Tue 11/10
6:00 am-4:21 pm
3 stops50h 21m
$1,290
PhiladelphiaMelbourne
PHL - AVV
PHLAVV
Philadelphia
Wed 11/18
9:15 am-11:15 pm
3 stops46h 00m
Melbourne Avalon
Mon 11/23
8:55 pm-10:56 pm
3 stops42h 01m
$1,290
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Sun 8/30
10:05 am-7:05 am
2 stops31h 00m
Brisbane
Sun 10/4
5:00 am-10:46 pm
3 stops31h 46m
$1,306
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Sun 8/30
7:00 am-12:00 pm
3 stops39h 00m
Brisbane
Tue 9/15
8:50 pm-10:46 pm
3 stops39h 56m
$1,334
PhiladelphiaPerth
PHL - PER
PHLPER
Philadelphia
Fri 8/28
9:30 pm-6:35 pm
1 stop33h 05m
Perth
Fri 9/4
1:20 pm-2:30 pm
2 stops37h 10m
$1,341
PhiladelphiaSydney
PHL - SYD
PHLSYD
Philadelphia
Sat 9/5
9:30 pm-9:20 pm
2 stops33h 50m
Sydney Kingsford Smith
Sun 9/20
8:45 pm-2:30 pm
1 stop31h 45m
$1,345
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Sun 8/30
3:37 pm-5:00 am
1 stop23h 23m
Brisbane
Sun 9/6
8:35 pm-7:04 am
1 stop24h 29m
$1,385
PhiladelphiaSydney
PHL - SYD
PHLSYD
Philadelphia
Mon 9/14
9:30 pm-6:50 pm
2 stops31h 20m
Sydney Kingsford Smith
Sun 9/27
8:45 pm-2:30 pm
1 stop31h 45m
$1,394
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Sun 8/30
1:38 pm-5:00 am
2 stops25h 22m
Brisbane
Sun 9/6
8:35 pm-7:04 am
1 stop24h 29m
$1,398
Showing 1-10 of 60 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-BNE
PHL-MEL
PHL-CNS
PHL-AVV
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-BNE
PHL-MEL
PHL-CNS
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 $1,093). Flying from Philadelphia to Australia in December is currently the most expensive (average of $1,868). 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 July 19, 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.
Comfort
8.0
Food
7.5
Overall
8.0
Boarding
8.1
Crew
8.5
Entertainment
7.5
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Comfort
8.0
Food
7.5
Overall
8.0
Boarding
8.1
Crew
8.5
Entertainment
7.5
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Comfort
8.0
Food
7.5
Overall
8.0
Boarding
8.1
Crew
8.5
Entertainment
7.5
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Comfort
8.0
Food
7.5
Overall
8.0
Boarding
8.1
Crew
8.5
Entertainment
7.5
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Comfort
8.0
Food
7.5
Overall
8.0
Boarding
8.1
Crew
8.5
Entertainment
7.5
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Comfort
8.0
Food
7.5
Overall
8.0
Boarding
8.1
Crew
8.5
Entertainment
7.5
Reviews
1 / 19
8.0
ExcellentPaul,Mar 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
See prices for flight routes from nearby airports that may be better suited for you.
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 July 19, 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 July 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$843 | Average$1,696 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$945 | Average$1,509 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,066 | Average$1,398 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$1,159 | 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% |