$633+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Oct 8 — Oct 151
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 September 8, 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 8, 2026.
This lol.travel deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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.
Wed 10/2110:05 am -
3 stops31h 15m
Wed 10/2810:20 am -
3 stops43h 24m
Deal found 9/6![Air Canada logo]()
$1,120
This Air Canada deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 40m
Tue 10/279:45 am -
2 stops42h 59m
Deal found 9/5![Air Canada logo]()
$1,138
This lol.travel deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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.
Mon 10/263:20 pm -
2 stops26h 15m
Mon 11/911:20 am -
2 stops43h 24m
Deal found 9/5![Air Canada logo]()
$1,143
This Air Canada deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 11/33:20 pm -
2 stops26h 15m
Wed 11/1111:20 am -
2 stops43h 24m
Deal found 9/4![Air Canada logo]()
$1,177
This Air Canada deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 -
2 stops26h 15m
Wed 11/1811:20 am -
2 stops43h 24m
Deal found 9/5![Air Canada logo]()
$1,178
This Air Canada deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 11/19:15 am -
2 stops32h 20m
Tue 11/1011:20 am -
2 stops43h 24m
Deal found 9/7![Air Canada logo]()
$1,182
This Air Canada deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:15 am -
3 stops44h 05m
Tue 11/36:00 am -
3 stops50h 21m
Deal found 9/7![Multiple Airlines logo]()
$1,186
This Air Canada deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
3 stops38h 10m
Mon 10/267:00 am -
3 stops48h 21m
Deal found 9/4![Multiple Airlines logo]()
$1,187
This Air Canada deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:05 am -
2 stops31h 15m
Mon 10/2610:20 am -
3 stops43h 24m
Deal found 9/4![Air Canada logo]()
$1,187
This Orbitz deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:10 am -
3 stops36h 15m
Mon 11/28:00 am -
3 stops30h 56m
Deal found 9/7![Multiple Airlines logo]()
$1,188
This Air Canada deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
3 stops45h 55m
Mon 10/267:55 pm -
3 stops41h 31m
Deal found 9/4![Air Canada logo]()
$1,194
This Air Canada deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:05 am -
2 stops31h 00m
Thu 9/178:45 pm -
3 stops51h 26m
Deal found 9/3![Air Canada logo]()
$1,204
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 8, 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 8, 2026.
This Air Canada deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 2/99:15 am -
3 stops38h 20m
Wed 2/246:00 am -
3 stops50h 21m
Deal found 9/5![Multiple Airlines logo]()
$1,186
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 2/169:30 am -
1 stop31h 00m
Tue 3/911:20 am -
1 stop20h 38m
Deal found 9/4![United Airlines logo]()
$1,258
This Orbitz deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/199:15 am -
3 stops37h 10m
Tue 11/247:55 pm -
3 stops59h 56m
Deal found 9/7![Air Canada logo]()
$1,269
This Qatar Airways deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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 9/6![Qatar Airways logo]()
$1,302
This Justfly.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 12/2410:41 am -
1 stop26h 19m
Fri 1/87:00 am -
2 stops29h 35m
Deal found 9/3![Qantas Airways logo]()
$1,645
This Jetabroad deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 2/19:30 am -
3 stops37h 45m
Sun 2/77:50 pm -
3 stops51h 55m
Deal found 9/7![Air New Zealand logo]()
$1,682
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Tue 12/85:34 am -
2 stops34h 56m
Fri 12/1810:40 am -
2 stops30h 18m
Deal found 9/3![Delta logo]()
$1,765
This Cathay Pacific deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 9/7![Cathay Pacific logo]()
$1,795
This Air Canada deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
3 stops40h 40m
Mon 10/266:00 am -
3 stops48h 21m
Deal found 9/4![Multiple Airlines logo]()
$1,229
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 2/179:30 am -
1 stop31h 00m
Tue 3/911:20 am -
1 stop20h 38m
Deal found 9/4![United Airlines logo]()
$1,258
This Qatar Airways deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:45 pm -
2 stops33h 35m
Wed 11/183:50 pm -
1 stop39h 00m
Deal found 9/8![Qatar Airways logo]()
$1,303
This Jetabroad deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 -
2 stops46h 05m
Mon 10/2610:00 pm -
1 stop32h 20m
Deal found 9/4![Multiple Airlines logo]()
$1,240
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 11/177:40 pm -
2 stops44h 50m
Fri 12/411:20 am -
1 stop20h 38m
Deal found 9/5![United Airlines logo]()
$1,313
This Air Canada deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 -
2 stops50h 25m
Thu 11/1210:45 am -
2 stops42h 59m
Deal found 9/5![Air Canada logo]()
$1,450
This Qatar Airways deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 9/7![Qatar Airways logo]()
$1,404
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:53 pm -
2 stops68h 37m
Mon 11/305:05 am -
2 stops45h 32m
Deal found 9/8![United Airlines logo]()
$1,315
This Ovago deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 11/199:15 am -
2 stops37h 10m
Tue 11/247:55 pm -
2 stops59h 56m
Deal found 9/7![Multiple Airlines logo]()
$1,369
This oojo deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:30 pm -
2 stops32h 00m
Sat 10/106:00 am -
2 stops39h 16m
Deal found 9/6![Qantas Airways logo]()
$1,779
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 12/289:50 am -
2 stops54h 40m
Tue 1/1211:20 am -
2 stops25h 13m
Deal found 9/5![United Airlines logo]()
$1,342
This Cathay Pacific deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 11/910:40 am -
2 stops44h 25m
Thu 11/1212:45 am -
2 stops33h 51m
Deal found 9/7![Cathay Pacific logo]()
$1,817
This Air New Zealand deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates ” 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 11/212:40 pm -
2 stops30h 15m
Wed 11/1112:10 pm -
3 stops37h 42m
Deal found 9/7![Multiple Airlines logo]()
$1,463
This Bravofly deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:30 pm -
1 stop28h 00m
Mon 10/2610:00 pm -
1 stop32h 20m
Deal found 9/4![Qatar Airways logo]()
$1,622
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 12/259:50 am -
2 stops30h 40m
Thu 1/711:20 am -
1 stop20h 38m
Deal found 9/7![United Airlines logo]()
$1,359
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Thu 12/2411:10 am -
2 stops28h 50m
Fri 1/810:10 am -
2 stops28h 46m
Deal found 9/3![Delta logo]()
$2,014
This Qantas Airways deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 stops29h 40m
Fri 12/1811:20 am -
1 stop23h 27m
Deal found 9/3![Qantas Airways logo]()
$1,851
This Air New Zealand deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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.
Thu 12/38:00 am -
2 stops32h 35m
Sun 12/132:05 pm -
3 stops35h 52m
Deal found 9/6![Multiple Airlines logo]()
$1,488
This Qatar Airways deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:30 pm -
1 stop33h 05m
Mon 10/2610:45 am -
2 stops41h 05m
Deal found 9/4![Qatar Airways logo]()
$1,653
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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
Sat 1/911:20 am -
3 stops39h 54m
Deal found 9/7![United Airlines logo]()
$1,423
This Qatar Airways deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:45 pm -
1 stop33h 00m
Fri 11/610:45 pm -
1 stop29h 05m
Deal found 9/4![Qatar Airways logo]()
$1,663
This United deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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.
Mon 2/16:13 pm -
2 stops37h 02m
Sun 2/77:05 pm -
2 stops37h 51m
Deal found 9/7![Multiple Airlines logo]()
$1,575
Last-minute flights from Philadelphia to AustraliaDiscover last-minute flight deals from Philadelphia to Australia. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Australia. Data last updated September 8, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:05 am -
2 stops31h 00m
Thu 9/178:45 pm -
3 stops51h 26m
Deal found 9/3![Air Canada logo]()
$1,204
This Expedia deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 9/113:25 pm -
2 stops49h 55m
Wed 9/169:20 am -
2 stops43h 27m
Deal found 9/7![Air Canada logo]()
$1,216
This Air Canada deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:05 am -
2 stops31h 15m
Mon 10/2610:20 am -
2 stops43h 24m
Deal found 9/4![Air Canada logo]()
$1,178
This Air Canada deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
3 stops38h 10m
Mon 10/267:00 am -
3 stops48h 21m
Deal found 9/4![Multiple Airlines logo]()
$1,187
This Air Canada deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
3 stops45h 55m
Mon 10/267:55 pm -
3 stops41h 31m
Deal found 9/4![Air Canada logo]()
$1,194
This Air Canada deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 40m
Tue 10/279:45 am -
2 stops42h 59m
Deal found 9/5![Air Canada logo]()
$1,138
This lol.travel deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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.
Wed 10/2110:05 am -
3 stops31h 15m
Wed 10/2810:20 am -
3 stops43h 24m
Deal found 9/6![Air Canada logo]()
$1,120
This Air Canada deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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 10/223:25 pm -
2 stops50h 20m
Thu 10/299:45 am -
2 stops42h 59m
Deal found 9/6![Air Canada logo]()
$1,213
This Orbitz deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals ”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:10 am -
3 stops36h 15m
Mon 11/28:00 am -
3 stops30h 56m
Deal found 9/7![Multiple Airlines logo]()
$1,188
This lol.travel deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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.
Mon 10/263:20 pm -
2 stops26h 15m
Mon 11/911:20 am -
2 stops43h 24m
Deal found 9/5![Air Canada logo]()
$1,143
This Air Canada deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:15 am -
3 stops44h 05m
Tue 11/36:00 am -
3 stops50h 21m
Deal found 9/7![Multiple Airlines logo]()
$1,186
This Justfly.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” 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.
Mon 10/269:45 pm -
1 stop34h 35m
Thu 11/511:40 pm -
1 stop31h 10m
Deal found 9/8![Multiple Airlines logo]()
$1,205
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 8, 2026.
Search for one-way flight options from Philadelphia to Australia. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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 12/82:45 pm -
2 stops48h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$633
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/245:50 am -
2 stops57h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$643
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 9/255:45 pm -
2 stops47h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$668
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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 11/239:41 pm -
2 stops40h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$674
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” 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 9/2210:37 am -
2 stops28h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$675
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 9/236:00 am -
2 stops35h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$686
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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 9/218:41 am -
2 stops32h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$687
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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 12/72:45 pm -
2 stops48h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$694
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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 12/3112:55 pm -
2 stops49h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$707
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 3/25:56 pm -
2 stops44h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$717
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 10/68:41 am -
3 stops42h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$731
This Bravofly deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:30 pm -
1 stop30h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Qatar Airways logo]()
$778
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 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,120 (lol.travel) |
One-way from | $633 (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 8, 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 Philadelphia - BNE Brisbane
PHLBNE
Philadelphia
Tue 12/8
2:45 pm-5:50 am
2 stops48h 05m
Brisbane
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$633
PhiladelphiaSydney
PHL Philadelphia - SYD Sydney Kingsford Smith
PHLSYD
Philadelphia
Sat 10/24
5:50 am-6:25 am
2 stops57h 35m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$643
PhiladelphiaSydney
PHL Philadelphia - SYD Sydney Kingsford Smith
PHLSYD
Philadelphia
Fri 9/25
5:45 pm-7:30 am
2 stops47h 45m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$668
PhiladelphiaBrisbane
PHL Philadelphia - BNE Brisbane
PHLBNE
Philadelphia
Tue 9/22
10:37 am-5:00 am
2 stops28h 23m
Brisbane
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$675
PhiladelphiaSydney
PHL Philadelphia - SYD Sydney Kingsford Smith
PHLSYD
Philadelphia
Tue 9/22
5:45 pm-7:30 am
2 stops47h 45m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$687
PhiladelphiaBrisbane
PHL Philadelphia - BNE Brisbane
PHLBNE
Philadelphia
Mon 12/7
2:45 pm-5:50 am
2 stops48h 05m
Brisbane
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$694
PhiladelphiaSydney
PHL Philadelphia - SYD Sydney Kingsford Smith
PHLSYD
Philadelphia
Tue 3/2
5:56 pm-8:15 pm
3 stops58h 19m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$746
PhiladelphiaBrisbane
PHL Philadelphia - BNE Brisbane
PHLBNE
Philadelphia
Tue 9/22
9:30 pm-5:30 pm
1 stop30h 00m
Brisbane
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$778
PhiladelphiaSydney
PHL Philadelphia - SYD Sydney Kingsford Smith
PHLSYD
Philadelphia
Fri 1/15
6:14 pm-6:25 am
2 stops44h 11m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$845
PhiladelphiaSydney
PHL Philadelphia - SYD Sydney Kingsford Smith
PHLSYD
Philadelphia
Mon 1/4
6:29 am-1:00 pm
2 stops38h 31m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$912
Showing 1-10 of 59 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-AVV
PHL-BNE
PHL-ADL
PHL-SYD
PHL-MEL
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-AVV
PHL-BNE
PHL-ADL
PHL-SYD
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 $1,130). 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 8, 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.
Food
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Food
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Food
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Food
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Food
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Food
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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 September 8, 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 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$843 | Average$1,680 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$945 | Average$1,486 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,159 | Average$1,634 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,210 | Average$1,398 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$1,320 | Average$1,437 | FlexibilityNo cancel fee | On-time74% |