$649+ 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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Aug 24 — Aug 311
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Philadelphia to Australia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Philadelphia to Australia
Cheapest
Best
Last-minute
One-way
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 25, 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 25, 2026.
This FlightHub deal was found by Cheapflights users on 7/22. 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 11/2510:50 am
PHL
- SYD
1 stop27h 35m
Qantas Airways
Sat 12/127:05 am
SYD
- PHL
2 stops29h 00m
Qantas Airways
Deal found 7/22![Qantas Airways logo]()
$1,123
This FlightHub deal was found by Cheapflights users on 7/23. 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 9/710:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Tue 9/2210:15 am
BNE
- PHL
2 stops37h 28m
Air Canada
Deal found 7/23![Air Canada logo]()
$1,138
This Air Canada deal was found by Cheapflights users on 7/25. 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 9/710:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Mon 9/1410:00 am
BNE
- PHL
2 stops42h 47m
Air Canada
Deal found 7/25![Air Canada logo]()
$1,144
This oojo deal was found by Cheapflights users on 7/21. 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 10/243:57 pm
PHL
- SYD
1 stop26h 03m
Qantas Airways
Sat 11/712:45 pm
SYD
- PHL
2 stops42h 10m
Qantas Airways
Deal found 7/21![Qantas Airways logo]()
$1,150
This oojo deal was found by Cheapflights users on 7/23. 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 11/13:55 pm
PHL
- SYD
1 stop25h 05m
Qantas Airways
Sat 11/712:45 pm
SYD
- PHL
2 stops42h 10m
Qantas Airways
Deal found 7/23![Qantas Airways logo]()
$1,153
This Air Canada deal was found by Cheapflights users on 7/22. 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 11/83:20 pm
PHL
- SYD
2 stops26h 15m
Air Canada
Wed 11/1811:20 am
SYD
- PHL
2 stops43h 24m
Air Canada
Deal found 7/22![Air Canada logo]()
$1,168
This Air Canada deal was found by Cheapflights users on 7/24. 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 9/1610:05 am
PHL
- SYD
2 stops31h 15m
Air Canada
Tue 9/299:20 am
SYD
- PHL
2 stops43h 27m
Air Canada
Deal found 7/24![Air Canada logo]()
$1,169
This Expedia deal was found by Cheapflights users on 7/24. 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.
Mon 10/57:00 am
PHL
- SYD
2 stops34h 20m
Air Canada
Tue 10/2010:20 am
SYD
- PHL
2 stops26h 12m
Air Canada
Deal found 7/24![Air Canada logo]()
$1,173
This oojo deal was found by Cheapflights users on 7/20. 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 9/213:42 pm
PHL
- BNE
1 stop23h 18m
Qantas Airways
Wed 9/308:35 pm
BNE
- PHL
1 stop24h 30m
Qantas Airways
Deal found 7/20![Qantas Airways logo]()
$1,177
This Expedia deal was found by Cheapflights users on 7/21. 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.
Sun 7/264:20 pm
PHL
- SYD
2 stops49h 00m
Air Canada
Sun 8/29:20 am
SYD
- PHL
2 stops27h 26m
Air Canada
Deal found 7/21![Air Canada logo]()
$1,178
This Air Canada deal was found by Cheapflights users on 7/25. 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 9/710:05 am
PHL
- BNE
2 stops31h 00m
Multiple Airlines
Mon 9/148:40 pm
BNE
- PHL
3 stops40h 06m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$1,179
This Air Canada deal was found by Cheapflights users on 7/22. 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 9/1410:50 am
PHL
- BNE
2 stops30h 15m
Multiple Airlines
Sat 10/177:40 pm
BNE
- PHL
3 stops41h 06m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,184
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 25, 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 25, 2026.
This oojo deal was found by Cheapflights users on 7/20. 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 9/213:42 pm
PHL
- BNE
1 stop23h 18m
Qantas Airways
Wed 9/308:35 pm
BNE
- PHL
1 stop24h 30m
Qantas Airways
Deal found 7/20![Qantas Airways logo]()
$1,177
This American Airlines deal was found by Cheapflights users on 7/20. 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 9/2112:39 pm
PHL
- BNE
2 stops26h 21m
American Airlines
Wed 9/308:35 pm
BNE
- PHL
2 stops25h 05m
American Airlines
Deal found 7/20![American Airlines logo]()
$1,207
This United Airlines deal was found by Cheapflights users on 7/23. 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 9/79:27 am
PHL
- BNE
1 stop31h 03m
United Airlines
Tue 9/2210:30 am
BNE
- PHL
1 stop22h 45m
United Airlines
Deal found 7/23![United Airlines logo]()
$1,215
This Delta deal was found by Cheapflights users on 7/24. 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.
Mon 9/77:05 am
PHL
- SYD
2 stops33h 45m
Delta
Mon 9/149:15 am
SYD
- PHL
2 stops25h 10m
Delta
Deal found 7/24![Delta logo]()
$1,250
This Air Canada deal was found by Cheapflights users on 7/20. 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 9/308:45 pm
BNE
- PHL
3 stops51h 11m
Air Canada
Deal found 7/20![Air Canada logo]()
$1,326
This United deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:36 pm
PHL
- CBR
2 stops33h 54m
Multiple Airlines
Sun 8/307:15 am
CBR
- PHL
2 stops27h 40m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,357
This Qatar Airways deal was found by Cheapflights users on 7/20. 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 10/319:30 pm
PHL
- ADL
2 stops50h 10m
Qatar Airways
Wed 11/410:00 pm
ADL
- PHL
1 stop32h 10m
Qatar Airways
Deal found 7/20![Qatar Airways logo]()
$1,449
This Cheapflightsfares deal was found by Cheapflights users on 7/25. 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 1/128:40 pm
PHL
- MEL
1 stop29h 10m
JetBlue
Sun 1/244:10 pm
MEL
- PHL
1 stop38h 50m
JetBlue
Deal found 7/25![JetBlue logo]()
$1,476
This BusinessClass deal was found by Cheapflights users on 7/22. 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.
Wed 8/56:00 am
PHL
- CBR
2 stops42h 55m
Air New Zealand
Sat 8/86:05 am
CBR
- PHL
3 stops30h 38m
Air New Zealand
Deal found 7/22![Air New Zealand logo]()
$2,344
This United Airlines deal was found by Cheapflights users on 7/22. 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 11/29:55 am
PHL
- MEL
2 stops32h 35m
United Airlines
Wed 11/1112:45 pm
MEL
- PHL
1 stop23h 41m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,215
This Qantas Airways deal was found by Cheapflights users on 7/22. 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
Qantas Airways
Wed 11/1811:05 am
SYD
- PHL
2 stops25h 27m
Qantas Airways
Deal found 7/22![Qantas Airways logo]()
$1,234
This United Airlines deal was found by Cheapflights users on 7/24. 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 9/86:56 pm
PHL
- BNE
3 stops45h 34m
United Airlines
Tue 9/1510:30 am
BNE
- PHL
2 stops22h 24m
United Airlines
Deal found 7/24![United Airlines logo]()
$1,219
This oojo deal was found by Cheapflights users on 7/24. 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 9/73:37 pm
PHL
- MCY
2 stops38h 13m
Multiple Airlines
Mon 9/148:25 pm
MCY
- PHL
2 stops36h 30m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,403
This American Airlines deal was found by Cheapflights users on 7/21. 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 7/21![American Airlines logo]()
$1,429
This Qantas Airways deal was found by Cheapflights users on 7/21. 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.
Fri 9/46:00 pm
PHL
- BNE
2 stops26h 05m
Qantas Airways
Fri 9/118:35 pm
BNE
- PHL
1 stop24h 30m
Qantas Airways
Deal found 7/21![Qantas Airways logo]()
$1,325
This Qatar Airways deal was found by Cheapflights users on 7/21. 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 9/49:30 pm
PHL
- MEL
1 stop34h 35m
Qatar Airways
Fri 9/116:15 pm
MEL
- PHL
2 stops34h 15m
Qatar Airways
Deal found 7/21![Qatar Airways logo]()
$1,466
This United Airlines deal was found by Cheapflights users on 7/22. 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 9/143:48 pm
PHL
- BNE
2 stops24h 42m
United Airlines
Sat 10/175:55 pm
BNE
- PHL
2 stops41h 20m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,249
This British Airways deal was found by Cheapflights users on 7/24. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:38 pm
PHL
- SYD
3 stops45h 17m
British Airways
Sun 12/134:20 pm
SYD
- PHL
3 stops44h 50m
British Airways
Deal found 7/24![British Airways logo]()
$3,143
This Air Canada deal was found by Cheapflights users on 7/23. 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 9/107:00 am
PHL
- PER
3 stops44h 45m
Air Canada
Mon 9/1411:55 pm
PER
- PHL
3 stops51h 46m
Air Canada
Deal found 7/23![Air Canada logo]()
$1,579
This United Airlines deal was found by Cheapflights users on 7/24. 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 9/66:16 am
PHL
- SYD
3 stops34h 39m
United Airlines
Sun 9/139:30 am
SYD
- PHL
2 stops25h 25m
United Airlines
Deal found 7/24![United Airlines logo]()
$1,250
This Qatar Airways deal was found by Cheapflights users on 7/24. 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 8/249:30 pm
PHL
- SYD
2 stops34h 50m
Qatar Airways
Mon 8/318:45 pm
SYD
- PHL
1 stop31h 45m
Qatar Airways
Deal found 7/24![Qatar Airways logo]()
$1,558
This Mytrip deal was found by Cheapflights users on 7/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/43:25 pm
PHL
- CNS
3 stops29h 45m
Air Canada
Fri 9/116:00 am
CNS
- PHL
3 stops30h 46m
Air Canada
Deal found 7/21![Air Canada logo]()
$1,595
This United Airlines deal was found by Cheapflights users on 7/24. 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 9/76:36 pm
PHL
- MEL
2 stops25h 59m
United Airlines
Mon 9/1410:00 am
MEL
- PHL
2 stops47h 15m
United Airlines
Deal found 7/24![United Airlines logo]()
$1,251
This Qatar Airways deal was found by Cheapflights users on 7/24. 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.
Thu 9/109:30 pm
PHL
- PER
1 stop33h 05m
Qatar Airways
Mon 9/1410:45 pm
PER
- PHL
1 stop27h 45m
Qatar Airways
Deal found 7/24![Qatar Airways logo]()
$1,579
This Justfly.com deal was found by Cheapflights users on 7/24. 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 8/203:37 pm
PHL
- CNS
2 stops28h 58m
Qantas Airways
Mon 8/245:25 pm
CNS
- PHL
2 stops51h 39m
Qantas Airways
Deal found 7/24![Qantas Airways logo]()
$1,592
This United Airlines deal was found by Cheapflights users on 7/21. 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 9/46:56 pm
PHL
- BNE
3 stops69h 34m
United Airlines
Fri 9/1110:30 am
BNE
- PHL
2 stops24h 57m
United Airlines
Deal found 7/21![United Airlines logo]()
$1,293
This FlightHub deal was found by Cheapflights users on 7/23. 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.
Tue 1/58:40 pm
PHL
- OOL
2 stops57h 50m
Qatar Airways
Fri 2/511:30 am
OOL
- PHL
2 stops42h 30m
Qatar Airways
Deal found 7/23![Qatar Airways logo]()
$1,598
This oojo deal was found by Cheapflights users on 7/22. 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 11/23:55 pm
PHL
- AVV
2 stops36h 25m
Qantas Airways
Wed 11/1110:20 am
AVV
- PHL
2 stops37h 00m
Qantas Airways
Deal found 7/22![Qantas Airways logo]()
$1,603
This Air New Zealand deal was found by Cheapflights users on 7/24. 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.
Mon 8/249:27 am
PHL
- SYD
2 stops33h 18m
Multiple Airlines
Mon 8/3111:55 am
SYD
- PHL
3 stops35h 43m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$2,097
This United Airlines deal was found by Cheapflights users on 7/22. 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 9/48:20 am
PHL
- MEL
2 stops33h 10m
United Airlines
Fri 9/119:30 am
MEL
- PHL
2 stops23h 24m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,319
Last-minute flights from Philadelphia to AustraliaDiscover last-minute flight deals from Philadelphia to Australia. Data last updated July 25, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Australia. Data last updated July 25, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 7/21. 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.
Sun 7/264:20 pm
PHL
- SYD
2 stops49h 00m
Air Canada
Sun 8/29:20 am
SYD
- PHL
2 stops27h 26m
Air Canada
Deal found 7/21![Air Canada logo]()
$1,178
This American Airlines deal was found by Cheapflights users on 7/24. 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 7/266:01 pm
PHL
- SYD
1 stop23h 04m
American Airlines
Sun 8/912:00 pm
SYD
- PHL
1 stop23h 03m
American Airlines
Deal found 7/24![American Airlines logo]()
$1,233
This Air Canada deal was found by Cheapflights users on 7/22. 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 7/2710:05 am
PHL
- SYD
2 stops31h 15m
Air Canada
Sun 8/29:20 am
SYD
- PHL
2 stops43h 29m
Air Canada
Deal found 7/22![Air Canada logo]()
$1,168
This oojo deal was found by Cheapflights users on 7/24. 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 7/296:01 pm
PHL
- SYD
1 stop23h 04m
Qantas Airways
Tue 8/119:10 am
SYD
- PHL
1 stop23h 24m
Qantas Airways
Deal found 7/24![Qantas Airways logo]()
$1,215
This FlightHub deal was found by Cheapflights users on 7/23. 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 8/310:05 am
PHL
- BNE
2 stops55h 00m
Air Canada
Thu 8/1310:15 am
BNE
- PHL
2 stops42h 34m
Air Canada
Deal found 7/23![Air Canada logo]()
$1,192
This oojo deal was found by Cheapflights users on 7/20. 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 8/1011:14 am
PHL
- BNE
1 stop27h 46m
Qantas Airways
Wed 8/268:35 pm
BNE
- PHL
1 stop35h 59m
Qantas Airways
Deal found 7/20![Qantas Airways logo]()
$1,197
This American Airlines deal was found by Cheapflights users on 7/20. 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 8/102:08 pm
PHL
- BNE
1 stop24h 52m
American Airlines
Wed 8/268:35 pm
BNE
- PHL
1 stop24h 29m
American Airlines
Deal found 7/20![American Airlines logo]()
$1,203
This United Airlines deal was found by Cheapflights users on 7/20. 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 8/129:27 am
PHL
- BNE
1 stop31h 03m
United Airlines
Sun 8/2310:30 am
BNE
- PHL
1 stop24h 25m
United Airlines
Deal found 7/20![United Airlines logo]()
$1,215
This United Airlines deal was found by Cheapflights users on 7/20. 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 8/128:20 am
PHL
- BNE
2 stops32h 10m
United Airlines
Tue 8/2510:30 am
BNE
- PHL
2 stops22h 55m
United Airlines
Deal found 7/20![United Airlines logo]()
$1,219
This oojo deal was found by Cheapflights users on 7/20. 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 8/173:37 pm
PHL
- SYD
1 stop25h 28m
Qantas Airways
Mon 8/249:10 am
SYD
- PHL
1 stop23h 24m
Qantas Airways
Deal found 7/20![Qantas Airways logo]()
$1,212
This American Airlines deal was found by Cheapflights users on 7/21. 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 8/236:00 pm
PHL
- SYD
1 stop22h 25m
American Airlines
Sun 9/69:10 am
SYD
- PHL
1 stop21h 10m
American Airlines
Deal found 7/21![American Airlines logo]()
$1,232
This Air Canada deal was found by Cheapflights users on 7/21. 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.
Fri 8/2810:05 am
PHL
- BNE
2 stops31h 00m
Air Canada
Sun 9/138:45 pm
BNE
- PHL
3 stops51h 26m
Air Canada
Deal found 7/21![Air Canada logo]()
$1,222
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 25, 2026.
Search for one-way flight options from Philadelphia to Australia. Find affordable one-way fares based on user searches. Data last updated July 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 11/165:28 pm
PHL
- SYD
3 stops58h 47m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$649
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 9/58:15 am
PHL
- SYD
3 stops57h 15m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$650
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 9/38:15 am
PHL
- SYD
3 stops45h 50m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$665
This Jetabroad deal was found by Cheapflights users on 7/24. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:48 pm
PHL
- MEL
2 stops35h 32m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$666
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 9/58:15 am
PHL
- CNS
3 stops58h 50m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$674
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 9/58:15 am
PHL
- AVV
3 stops41h 05m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$697
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/308:37 pm
PHL
- SYD
3 stops46h 48m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$702
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 10/175:38 pm
PHL
- SYD
3 stops59h 32m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$719
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 9/18:30 am
PHL
- SYD
3 stops44h 40m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$725
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/3110:40 am
PHL
- SYD
3 stops42h 30m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$740
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 10/229:10 am
PHL
- BNE
2 stops29h 50m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$741
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 10/149:10 am
PHL
- SYD
3 stops58h 35m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$745
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 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,138 (FlightHub) |
One-way from | $649 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,556 |
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 25, 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
Mon 9/21
3:42 pm-5:00 am
1 stop23h 18m
Brisbane
Wed 9/30
8:35 pm-7:05 am
1 stop24h 30m
$1,177
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Mon 9/21
12:39 pm-5:00 am
2 stops26h 21m
Brisbane
Wed 9/30
8:35 pm-7:40 am
2 stops25h 05m
$1,207
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Mon 9/7
9:27 am-6:30 am
1 stop31h 03m
Brisbane
Tue 9/22
10:30 am-7:15 pm
1 stop22h 45m
$1,215
PhiladelphiaMelbourne
PHL - MEL
PHLMEL
Philadelphia
Mon 11/2
9:55 am-10:30 am
2 stops32h 35m
Melbourne
Wed 11/11
12:45 pm-8:26 pm
1 stop23h 41m
$1,215
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Tue 9/8
6:56 pm-6:30 am
3 stops45h 34m
Brisbane
Tue 9/15
10:30 am-6:54 pm
2 stops22h 24m
$1,219
Quickest round-trip
PhiladelphiaSydney
PHL - SYD
PHLSYD
Philadelphia
Sun 11/8
4:05 pm-6:25 am
1 stop22h 20m
Sydney Kingsford Smith
Wed 11/18
11:05 am-8:32 pm
2 stops25h 27m
$1,234
PhiladelphiaBrisbane
PHL - BNE
PHLBNE
Philadelphia
Mon 9/14
3:48 pm-6:30 am
2 stops24h 42m
Brisbane
Sat 10/17
5:55 pm-9:15 pm
2 stops41h 20m
$1,249
PhiladelphiaSydney
PHL - SYD
PHLSYD
Philadelphia
Mon 9/7
7:05 am-6:50 am
2 stops33h 45m
Sydney Kingsford Smith
Mon 9/14
9:15 am-8:25 pm
2 stops25h 10m
$1,250
PhiladelphiaSydney
PHL - SYD
PHLSYD
Philadelphia
Sun 9/6
6:16 am-6:55 am
3 stops34h 39m
Sydney Kingsford Smith
Sun 9/13
9:30 am-8:55 pm
2 stops25h 25m
$1,250
PhiladelphiaMelbourne
PHL - MEL
PHLMEL
Philadelphia
Mon 9/7
6:36 pm-10:35 am
2 stops25h 59m
Melbourne
Mon 9/14
10:00 am-7:15 pm
2 stops47h 15m
$1,251
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 $1,124). 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 July 25, 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.
Entertainment
7.5
Overall
8.0
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Entertainment
7.5
Overall
8.0
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Entertainment
7.5
Overall
8.0
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Entertainment
7.5
Overall
8.0
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Entertainment
7.5
Overall
8.0
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Entertainment
7.5
Overall
8.0
Food
7.5
Crew
8.5
Boarding
8.1
Comfort
8.0
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
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 25, 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 25, 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% |