$663+ Cheap flights from Philadelphia (PHL) to Australia
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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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
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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 September 23, 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 September 23, 2026.
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:05 pm -
2 stops48h 30m
Wed 11/1811:20 am -
2 stops43h 24m
Deal found 9/18![Air Canada logo]()
$1,181
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:05 am -
2 stops31h 00m
Sat 11/1410:45 am -
2 stops42h 59m
Deal found 9/18![Air Canada logo]()
$1,189
This Cheapflightsfares deal was found by Cheapflights users on 9/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:45 pm -
1 stop34h 35m
Wed 11/1111:40 pm -
1 stop31h 10m
Deal found 9/20![Qatar Airways logo]()
$1,208
This Priceline deal was found by Cheapflights users on 9/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/203:20 pm -
2 stops26h 25m
Sun 11/2910:45 am -
2 stops42h 59m
Deal found 9/18![Air Canada logo]()
$1,212
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:05 am -
2 stops31h 00m
Sat 11/146:10 am -
3 stops31h 46m
Deal found 9/18![Multiple Airlines logo]()
$1,214
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:20 pm -
2 stops26h 15m
Sun 11/1511:20 am -
2 stops43h 24m
Deal found 9/18![Air Canada logo]()
$1,214
This lol.travel deal was found by Cheapflights users on 9/21. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:20 pm -
2 stops26h 25m
Thu 11/1210:45 am -
2 stops42h 59m
Deal found 9/21![Air Canada logo]()
$1,231
This Air Canada deal was found by Cheapflights users on 9/21. 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.
Mon 11/23:20 pm -
2 stops26h 15m
Tue 11/1011:20 am -
2 stops43h 24m
Deal found 9/21![Air Canada logo]()
$1,231
This Air Canada deal was found by Cheapflights users on 9/19. 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.
Wed 11/43:20 pm -
2 stops26h 25m
Wed 11/1110:45 am -
2 stops27h 11m
Deal found 9/19![Air Canada logo]()
$1,234
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:05 pm -
2 stops48h 30m
Sat 11/2111:20 am -
2 stops43h 24m
Deal found 9/18![Air Canada logo]()
$1,234
This Ovago deal was found by Cheapflights users on 9/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:45 pm -
1 stop29h 05m
Wed 11/1111:40 pm -
1 stop31h 10m
Deal found 9/21![Multiple Airlines logo]()
$1,238
This lol.travel deal was found by Cheapflights users on 9/21. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:15 am -
3 stops37h 10m
Thu 11/126:00 am -
3 stops32h 26m
Deal found 9/21![Multiple Airlines logo]()
$1,241
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 September 23, 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 September 23, 2026.
This lol.travel deal was found by Cheapflights users on 9/21. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:15 am -
3 stops37h 10m
Thu 11/126:00 am -
3 stops32h 26m
Deal found 9/21![Multiple Airlines logo]()
$1,241
This United Airlines deal was found by Cheapflights users on 9/20. 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 11/49:45 am -
2 stops30h 45m
Wed 11/1111:20 am -
1 stop20h 55m
Deal found 9/20![United Airlines logo]()
$1,257
This Qatar Airways deal was found by Cheapflights users on 9/19. 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.
Tue 1/268:45 pm -
1 stop30h 35m
Fri 2/1210:10 pm -
1 stop32h 40m
Deal found 9/19![Qatar Airways logo]()
$1,272
This Qantas Airways deal was found by Cheapflights users on 9/21. 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.
Sun 11/84:05 pm -
1 stop22h 20m
Wed 11/1811:05 am -
2 stops25h 09m
Deal found 9/21![Qantas Airways logo]()
$1,278
This JetBlue deal was found by Cheapflights users on 9/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:45 pm -
1 stop29h 45m
Thu 11/129:55 pm -
1 stop31h 55m
Deal found 9/21![JetBlue logo]()
$1,524
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Sun 10/183:57 pm -
2 stops30h 08m
Sun 10/259:05 am -
2 stops26h 33m
Deal found 9/19![American Airlines logo]()
$1,593
This Cathay Pacific deal was found by Cheapflights users on 9/22. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:40 am -
2 stops31h 15m
Thu 11/512:25 am -
2 stops31h 11m
Deal found 9/22![Cathay Pacific logo]()
$1,794
This Jetabroad deal was found by Cheapflights users on 9/19. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:34 am -
3 stops40h 31m
Sun 10/254:05 pm -
3 stops37h 14m
Deal found 9/19![ANA logo]()
$1,828
This Air Canada deal was found by Cheapflights users on 9/22. 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 3/19:15 am -
3 stops37h 20m
Mon 3/157:45 am -
3 stops30h 10m
Deal found 9/22![Air Canada logo]()
$2,154
This Japan Airlines deal was found by Cheapflights users on 9/19. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:26 am -
2 stops30h 14m
Fri 11/137:20 am -
2 stops31h 10m
Deal found 9/19![Japan Airlines logo]()
$2,252
This Qatar Airways deal was found by Cheapflights users on 9/18. 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 2/108:45 pm -
2 stops33h 35m
Thu 2/253:50 pm -
1 stop39h 00m
Deal found 9/18![Qatar Airways logo]()
$1,301
This Jetabroad deal was found by Cheapflights users on 9/22. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:45 pm -
1 stop27h 40m
Sat 11/1410:00 pm -
1 stop32h 20m
Deal found 9/22![Multiple Airlines logo]()
$1,305
This United Airlines deal was found by Cheapflights users on 9/19. 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.
Sat 2/208:00 pm -
2 stops44h 30m
Thu 3/1111:20 am -
1 stop25h 00m
Deal found 9/19![United Airlines logo]()
$1,312
This Qantas Airways deal was found by Cheapflights users on 9/21. 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.
Mon 10/266:40 pm -
2 stops25h 25m
Mon 11/92:05 pm -
1 stop20h 53m
Deal found 9/21![Qantas Airways logo]()
$1,348
This Qatar Airways deal was found by Cheapflights users on 9/22. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/178:45 pm -
2 stops33h 35m
Wed 2/243:50 pm -
1 stop39h 00m
Deal found 9/22![Qatar Airways logo]()
$1,301
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Sun 11/16:21 pm -
2 stops27h 59m
Sun 11/811:20 am -
1 stop26h 29m
Deal found 9/17![United Airlines logo]()
$1,330
This Qantas Airways deal was found by Cheapflights users on 9/19. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:28 pm -
1 stop23h 27m
Sat 11/711:05 am -
2 stops25h 09m
Deal found 9/19![Qantas Airways logo]()
$1,453
This Air New Zealand deal was found by Cheapflights users on 9/21. 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 New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:00 am -
2 stops32h 55m
Wed 11/1112:10 pm -
3 stops37h 42m
Deal found 9/21![Multiple Airlines logo]()
$1,460
This Qatar Airways deal was found by Cheapflights users on 9/22. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:45 pm -
2 stops43h 45m
Sat 11/142:50 pm -
2 stops39h 30m
Deal found 9/22![Qatar Airways logo]()
$1,401
This United Airlines deal was found by Cheapflights users on 9/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:16 pm -
3 stops28h 14m
Mon 11/2312:45 pm -
2 stops26h 46m
Deal found 9/18![United Airlines logo]()
$1,468
This Qatar Airways deal was found by Cheapflights users on 9/18. 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.
Mon 11/98:45 pm -
1 stop34h 35m
Fri 11/1311:40 pm -
1 stop31h 10m
Deal found 9/18![Qatar Airways logo]()
$1,403
This Air New Zealand deal was found by Cheapflights users on 9/22. 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 New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/18:15 am -
2 stops34h 40m
Mon 3/1510:20 am -
3 stops41h 05m
Deal found 9/22![Multiple Airlines logo]()
$1,596
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Sun 3/219:30 am -
1 stop33h 00m
Tue 4/66:00 am -
2 stops24h 58m
Deal found 9/20![United Airlines logo]()
$1,474
This Trip.com deal was found by Cheapflights users on 9/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:45 pm -
1 stop27h 40m
Wed 11/1110:00 pm -
1 stop32h 20m
Deal found 9/20![Qatar Airways logo]()
$1,448
This United Airlines deal was found by Cheapflights users on 9/22. 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 12/251:01 pm -
2 stops27h 29m
Fri 1/811:20 am -
2 stops39h 45m
Deal found 9/22![United Airlines logo]()
$1,482
This Cathay Pacific deal was found by Cheapflights users on 9/18. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:22 am -
2 stops32h 33m
Sun 11/812:25 am -
2 stops36h 13m
Deal found 9/18![Multiple Airlines logo]()
$1,655
This oojo deal was found by Cheapflights users on 9/17. 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.
Sat 10/107:45 pm -
2 stops53h 30m
Sun 10/186:05 pm -
2 stops52h 11m
Deal found 9/17![Qantas Airways logo]()
$1,838
This United Airlines deal was found by Cheapflights users on 9/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/207:37 pm -
2 stops44h 53m
Wed 12/3011:20 am -
2 stops38h 10m
Deal found 9/18![United Airlines logo]()
$1,482
This Qatar Airways deal was found by Cheapflights users on 9/18. 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.
Sat 11/78:45 pm -
1 stop27h 40m
Wed 11/1110:00 pm -
1 stop32h 20m
Deal found 9/18![Qatar Airways logo]()
$1,488
This Qantas Airways deal was found by Cheapflights users on 9/22. 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.
Tue 12/85:10 pm -
2 stops27h 55m
Wed 1/136:00 am -
2 stops27h 22m
Deal found 9/22![Multiple Airlines logo]()
$1,674
Last-minute flights from Philadelphia to AustraliaDiscover last-minute flight deals from Philadelphia to Australia. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Australia. Data last updated September 23, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:30 pm -
1 stop34h 35m
Tue 10/1311:45 pm -
1 stop29h 45m
Deal found 9/18![Qatar Airways logo]()
$1,264
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:05 am -
2 stops31h 00m
Sat 11/1410:45 am -
2 stops42h 59m
Deal found 9/18![Air Canada logo]()
$1,189
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:05 am -
2 stops31h 00m
Sat 11/146:10 am -
3 stops31h 46m
Deal found 9/18![Multiple Airlines logo]()
$1,214
This United Airlines deal was found by Cheapflights users on 9/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:27 am -
1 stop31h 03m
Sat 11/1411:20 am -
1 stop26h 29m
Deal found 9/18![United Airlines logo]()
$1,458
This Jetabroad deal was found by Cheapflights users on 9/20. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:30 pm -
1 stop34h 35m
Mon 10/2611:40 pm -
1 stop31h 10m
Deal found 9/20![Multiple Airlines logo]()
$1,304
This Air Canada deal was found by Cheapflights users on 9/22. 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.
Tue 10/203:25 pm -
2 stops49h 55m
Tue 10/2710:20 am -
2 stops43h 24m
Deal found 9/22![Air Canada logo]()
$1,270
This Justfly.com deal was found by Cheapflights users on 9/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:16 am -
2 stops37h 39m
Wed 10/2812:10 pm -
2 stops34h 29m
Deal found 9/21![Air New Zealand logo]()
$1,371
This Air Canada deal was found by Cheapflights users on 9/21. 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 10/237:00 am -
3 stops38h 25m
Wed 10/286:30 am -
3 stops31h 26m
Deal found 9/21![Multiple Airlines logo]()
$1,457
This Air Canada deal was found by Cheapflights users on 9/19. 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 10/2410:05 am -
2 stops31h 30m
Sat 11/711:20 am -
2 stops27h 36m
Deal found 9/19![Air Canada logo]()
$1,271
This Air Canada deal was found by Cheapflights users on 9/20. 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.
Thu 10/293:20 pm -
2 stops26h 15m
Sat 11/2111:20 am -
2 stops43h 24m
Deal found 9/20![Air Canada logo]()
$1,306
This Air Canada deal was found by Cheapflights users on 9/20. 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.
Thu 10/2910:54 am -
3 stops30h 41m
Sat 11/2111:20 am -
3 stops43h 24m
Deal found 9/20![Multiple Airlines logo]()
$1,334
This Ovago deal was found by Cheapflights users on 9/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:15 am -
1 stop32h 20m
Sat 11/2111:20 am -
2 stops43h 24m
Deal found 9/20![Air New Zealand logo]()
$1,341
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 September 23, 2026.
Search for one-way flight options from Philadelphia to Australia. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/198:44 pm -
2 stops43h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$663
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:09 pm -
3 stops58h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$712
This Kiwi.com deal was found by Cheapflights users on 9/20. 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.
Wed 3/177:00 am -
2 stops35h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$730
This Kiwi.com deal was found by Cheapflights users on 9/20. 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.
Mon 3/226:55 pm -
2 stops44h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$751
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 2/110:41 am -
3 stops55h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$772
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:44 pm -
3 stops53h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$776
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/307:00 am -
2 stops31h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$792
This Cathay Pacific deal was found by Cheapflights users on 9/21. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/187:25 am -
2 stops35h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$838
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/68:34 am -
3 stops43h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$853
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Sat 12/264:56 pm -
2 stops45h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$855
This Air Canada deal was found by Cheapflights users on 9/20. 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.
Fri 3/199:15 am -
2 stops33h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$906
This Trip.com deal was found by Cheapflights users on 9/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/308:45 pm -
1 stop29h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Qatar Airways logo]()
$915
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 September 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,152 (Air Canada) |
One-way from | $663 (Kiwi.com) |
Popular in | January |
Cheapest in | February |
Average price | $1,389 |
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 7,457,451 searches. Data last updated September 23, 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
PhiladelphiaPerth
PHL Philadelphia - PER Perth
PHLPER
Philadelphia
Mon 10/12
9:09 pm-7:50 pm
3 stops58h 41m
Perth
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$712
PhiladelphiaMelbourne
PHL Philadelphia - MEL Melbourne
PHLMEL
Philadelphia
Wed 3/17
7:00 am-9:30 am
2 stops35h 30m
Melbourne
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$730
PhiladelphiaBrisbane
PHL Philadelphia - BNE Brisbane
PHLBNE
Philadelphia
Mon 2/1
10:41 am-9:10 am
3 stops55h 29m
Brisbane
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$772
PhiladelphiaBrisbane
PHL Philadelphia - BNE Brisbane
PHLBNE
Philadelphia
Wed 12/30
7:00 am-5:50 am
2 stops31h 50m
Brisbane
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$792
PhiladelphiaPerth
PHL Philadelphia - PER Perth
PHLPER
Philadelphia
Thu 3/18
5:20 pm-10:55 pm
2 stops41h 35m
Perth
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$838
PhiladelphiaSydney
PHL Philadelphia - SYD Sydney Kingsford Smith
PHLSYD
Philadelphia
Sun 12/6
8:34 am-7:45 pm
3 stops43h 11m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$853
PhiladelphiaBrisbane
PHL Philadelphia - BNE Brisbane
PHLBNE
Philadelphia
Wed 12/30
8:45 pm-5:30 pm
1 stop29h 45m
Brisbane
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$915
PhiladelphiaMelbourne
PHL Philadelphia - MEL Melbourne
PHLMEL
Philadelphia
Wed 3/17
9:45 pm-11:20 pm
1 stop34h 35m
Melbourne
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$925
PhiladelphiaSydney
PHL Philadelphia - SYD Sydney Kingsford Smith
PHLSYD
Philadelphia
Mon 10/5
12:10 pm-7:30 am
2 stops28h 20m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$929
PhiladelphiaSydney
PHL Philadelphia - SYD Sydney Kingsford Smith
PHLSYD
Philadelphia
Sat 1/2
2:55 pm-5:45 pm
3 stops58h 50m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$1,030
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-PER
PHL-MEL
PHL-BNE
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-PER
PHL-MEL
PHL-BNE
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 $1,141). Flying from Philadelphia to Australia in July is currently the most expensive (average of $1,790). 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 34 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 September 23, 2026.
See what other customers who have flown with Air New Zealand,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
7.4
Crew
8.5
Comfort
7.9
Boarding
8.2
Food
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Entertainment
7.4
Crew
8.5
Comfort
7.9
Boarding
8.2
Food
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Entertainment
7.4
Crew
8.5
Comfort
7.9
Boarding
8.2
Food
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Entertainment
7.4
Crew
8.5
Comfort
7.9
Boarding
8.2
Food
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Entertainment
7.4
Crew
8.5
Comfort
7.9
Boarding
8.2
Food
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Entertainment
7.4
Crew
8.5
Comfort
7.9
Boarding
8.2
Food
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
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 September 23, 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 5 airlines flying from Philadelphia to Australia
Discover the top 5 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 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$843 | Average$1,680 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$945 | Average$1,483 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,159 | Average$1,607 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,181 | Average$1,385 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$1,352 | Average$1,923 | FlexibilityNo cancel fee | On-time78% |