$598+ Cheap flights from Pennsylvania 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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Cheapest flights from Pennsylvania to AustraliaExplore the most affordable flight options available from Pennsylvania to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
Explore the most affordable flight options available from Pennsylvania to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
This Trip.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:05 pm
EWR
- SYD
1 stop23h 15m
Air Canada
Sun 9/139:20 am
SYD
- EWR
1 stop21h 13m
Air Canada
Deal found 7/28![Air Canada logo]()
$841
This Trip.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:12 am
IAD
- SYD
3 stops34h 38m
Multiple Airlines
Wed 9/161:15 pm
SYD
- IAD
3 stops35h 02m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$980
This Trip.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1411:12 am
IAD
- SYD
3 stops34h 38m
Multiple Airlines
Mon 9/216:00 am
SYD
- IAD
3 stops62h 20m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,025
This Trip.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:50 am
IAD
- MEL
3 stops38h 35m
Multiple Airlines
Wed 9/231:25 pm
MEL
- IAD
3 stops35h 02m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$1,031
This lol.travel deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:05 pm
EWR
- SYD
1 stop23h 15m
Air Canada
Tue 8/259:20 am
SYD
- EWR
1 stop21h 13m
Air Canada
Deal found 7/28![Air Canada logo]()
$1,041
This Trip.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 9/1611:12 am
IAD
- SYD
3 stops34h 38m
Multiple Airlines
Wed 9/231:15 pm
SYD
- IAD
3 stops35h 12m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$1,097
This lol.travel deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:20 pm
JFK
- MEL
1 stop23h 00m
Qantas Airways
Mon 8/241:35 pm
MEL
- JFK
1 stop21h 25m
Qantas Airways
Deal found 7/29![Qantas Airways logo]()
$1,132
This Trip.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:00 pm
IAD
- SYD
1 stop30h 10m
Qatar Airways
Sat 9/128:45 pm
SYD
- IAD
1 stop32h 55m
Qatar Airways
Deal found 7/28![Qatar Airways logo]()
$1,139
This lol.travel deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/84:06 pm
LGA
- MEL
1 stop22h 54m
Qantas Airways
Mon 8/241:35 pm
MEL
- LGA
1 stop21h 54m
Qantas Airways
Deal found 7/29![Qantas Airways logo]()
$1,143
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/112:37 pm
EWR
- MEL
1 stop24h 23m
Qantas Airways
Tue 12/812:00 pm
MEL
- EWR
1 stop23h 56m
Qantas Airways
Deal found 7/28![Qantas Airways logo]()
$1,145
This Kissandfly.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:35 am
LGA
- SYD
1 stop29h 45m
Air Canada
Sun 9/139:20 am
SYD
- LGA
2 stops23h 41m
Air Canada
Deal found 7/29![Air Canada logo]()
$1,150
This Fareboom deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:15 pm
JFK
- SYD
2 stops27h 20m
Multiple Airlines
Sun 11/156:50 pm
SYD
- JFK
2 stops38h 10m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,153
Best flights from Pennsylvania to AustraliaDiscover carefully curated flight deals from Pennsylvania to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
Discover carefully curated flight deals from Pennsylvania to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:45 pm
EWR
- SYD
1 stop22h 15m
United Airlines
Wed 9/99:30 am
SYD
- EWR
2 stops23h 55m
United Airlines
Deal found 7/28![United Airlines logo]()
$1,191
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:35 pm
JFK
- MEL
2 stops46h 15m
Delta
Wed 12/212:00 pm
MEL
- JFK
2 stops27h 58m
Delta
Deal found 7/30![Delta logo]()
$1,261
This Qatar Airways deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:00 pm
IAD
- MEL
1 stop35h 05m
Qatar Airways
Tue 10/276:50 pm
MEL
- IAD
2 stops37h 05m
Qatar Airways
Deal found 7/29![Qatar Airways logo]()
$1,350
This Turkish Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:40 pm
IAD
- SYD
2 stops31h 30m
Turkish Airlines
Thu 9/109:05 pm
SYD
- IAD
2 stops52h 25m
Turkish Airlines
Deal found 7/31![Turkish Airlines logo]()
$1,511
This Qantas Airways deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 pm
LGA
- SYD
1 stop22h 55m
Qantas Airways
Mon 8/1712:00 pm
SYD
- LGA
1 stop20h 26m
Qantas Airways
Deal found 7/28![Qantas Airways logo]()
$1,590
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:47 pm
IAD
- SYD
2 stops35h 03m
Multiple Airlines
Fri 8/288:45 pm
SYD
- IAD
2 stops35h 29m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,620
This Cathay Pacific deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/231:00 pm
DCA
- MEL
2 stops43h 00m
Cathay Pacific
Sun 11/83:35 pm
MEL
- DCA
2 stops44h 24m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$1,796
This Emirates deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:20 pm
JFK
- MEL
3 stops43h 55m
Emirates
Fri 12/186:15 am
MEL
- JFK
2 stops52h 40m
Emirates
Deal found 7/27![Emirates logo]()
$1,803
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/219:30 am
DCA
- SYD
1 stop32h 00m
Alaska Airlines
Fri 9/255:50 pm
SYD
- DCA
2 stops36h 10m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$1,834
This Etihad Airways deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/193:00 pm
JFK
- SYD
1 stop34h 45m
Etihad Airways
Sun 11/2911:45 am
SYD
- JFK
2 stops43h 20m
Etihad Airways
Deal found 7/28![Etihad Airways logo]()
$2,098
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:29 pm
LGA
- MEL
2 stops26h 01m
United Airlines
Mon 12/711:30 am
MEL
- LGA
2 stops24h 07m
United Airlines
Deal found 7/29![United Airlines logo]()
$1,216
This Delta deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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.
Sun 10/251:21 pm
EWR
- MEL
2 stops28h 29m
Delta
Mon 11/212:00 pm
MEL
- EWR
2 stops27h 59m
Delta
Deal found 7/27![Delta logo]()
$1,262
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/163:29 pm
LGA
- SYD
2 stops25h 31m
United Airlines
Mon 11/1611:50 am
SYD
- LGA
2 stops22h 55m
United Airlines
Deal found 7/31![United Airlines logo]()
$1,241
This Delta deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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.
Wed 9/94:21 pm
JFK
- MEL
2 stops25h 29m
Delta
Sun 9/2010:00 am
MEL
- JFK
1 stop22h 34m
Delta
Deal found 7/27![Delta logo]()
$1,262
This Qatar Airways deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:00 pm
JFK
- SYD
2 stops30h 50m
Qatar Airways
Sun 9/132:50 pm
SYD
- JFK
1 stop32h 00m
Qatar Airways
Deal found 7/31![Qatar Airways logo]()
$1,393
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:00 pm
LGA
- MEL
2 stops26h 30m
United Airlines
Tue 12/2912:45 pm
MEL
- LGA
2 stops24h 43m
United Airlines
Deal found 7/31![United Airlines logo]()
$1,257
This Turkish Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:40 pm
IAD
- SYD
2 stops31h 30m
Turkish Airlines
Fri 11/69:30 pm
SYD
- IAD
2 stops38h 55m
Turkish Airlines
Deal found 7/30![Turkish Airlines logo]()
$1,521
This Qatar Airways deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:05 pm
IAD
- MEL
1 stop35h 15m
Qatar Airways
Fri 11/206:50 pm
MEL
- IAD
2 stops37h 05m
Qatar Airways
Deal found 7/30![Qatar Airways logo]()
$1,397
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/206:00 pm
JFK
- MEL
1 stop23h 50m
Delta
Thu 1/2812:00 pm
MEL
- JFK
2 stops27h 51m
Delta
Deal found 7/28![Delta logo]()
$1,312
This Qantas Airways deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:30 pm
JFK
- MEL
2 stops31h 00m
Qantas Airways
Wed 11/118:10 am
MEL
- JFK
2 stops26h 35m
Qantas Airways
Deal found 7/31![Qantas Airways logo]()
$1,647
This Alaska Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:17 pm
EWR
- SYD
2 stops34h 33m
Multiple Airlines
Sat 9/58:45 pm
SYD
- EWR
2 stops33h 17m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,677
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:30 pm
EWR
- MEL
1 stop24h 00m
United Airlines
Mon 8/2410:55 am
MEL
- EWR
1 stop24h 54m
United Airlines
Deal found 8/1![United Airlines logo]()
$1,262
This Turkish Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:15 pm
IAD
- SYD
2 stops39h 55m
Turkish Airlines
Sun 9/279:05 pm
SYD
- IAD
2 stops52h 25m
Turkish Airlines
Deal found 7/29![Turkish Airlines logo]()
$1,541
This Qatar Airways deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:00 pm
IAD
- MEL
1 stop35h 05m
Qatar Airways
Wed 11/410:00 am
MEL
- IAD
2 stops45h 55m
Qatar Airways
Deal found 7/31![Qatar Airways logo]()
$1,405
This Cathay Pacific deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:00 pm
DCA
- MEL
2 stops32h 15m
Cathay Pacific
Fri 11/68:40 am
MEL
- DCA
2 stops30h 09m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$1,796
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:59 pm
JFK
- MEL
2 stops44h 51m
Delta
Sat 12/512:00 pm
MEL
- JFK
2 stops27h 59m
Delta
Deal found 7/29![Delta logo]()
$1,362
This Emirates deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1511:45 pm
EWR
- SYD
3 stops39h 50m
Emirates
Sat 11/214:30 pm
SYD
- EWR
3 stops44h 40m
Emirates
Deal found 7/27![Emirates logo]()
$1,847
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/234:30 pm
EWR
- MEL
1 stop26h 00m
United Airlines
Mon 12/711:30 am
MEL
- EWR
1 stop22h 52m
United Airlines
Deal found 7/30![United Airlines logo]()
$1,262
This Alaska Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:47 pm
IAD
- SYD
2 stops59h 03m
Multiple Airlines
Sat 9/198:45 pm
SYD
- IAD
2 stops41h 14m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,685
This Alaska Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:30 am
JFK
- SYD
2 stops32h 00m
Alaska Airlines
Wed 9/165:50 pm
SYD
- JFK
2 stops39h 37m
Alaska Airlines
Deal found 8/1![Alaska Airlines logo]()
$1,882
Last-minute flights from Pennsylvania to AustraliaDiscover last-minute flight deals from Pennsylvania to Australia. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Pennsylvania to Australia. Data last updated August 1, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/23:40 pm
JFK
- SYD
1 stop25h 25m
Qantas Airways
Wed 8/1212:00 pm
SYD
- JFK
1 stop23h 00m
Qantas Airways
Deal found 7/29![Qantas Airways logo]()
$1,157
This Rumbo deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:10 pm
JFK
- SYD
1 stop22h 55m
Qantas Airways
Mon 8/179:10 am
SYD
- JFK
1 stop21h 56m
Qantas Airways
Deal found 7/29![Qantas Airways logo]()
$1,163
This lol.travel deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:20 pm
JFK
- MEL
1 stop23h 00m
Qantas Airways
Mon 8/241:35 pm
MEL
- JFK
1 stop21h 25m
Qantas Airways
Deal found 7/29![Qantas Airways logo]()
$1,132
This lol.travel deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/84:06 pm
LGA
- MEL
1 stop22h 54m
Qantas Airways
Mon 8/241:35 pm
MEL
- LGA
1 stop21h 54m
Qantas Airways
Deal found 7/29![Qantas Airways logo]()
$1,143
This Mytrip deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/92:00 am
JFK
- SYD
1 stop41h 25m
ANA
Tue 9/18:55 pm
SYD
- JFK
1 stop40h 00m
ANA
Deal found 7/31![ANA logo]()
$1,154
This lol.travel deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:05 pm
EWR
- SYD
1 stop23h 15m
Air Canada
Tue 8/259:20 am
SYD
- EWR
1 stop21h 13m
Air Canada
Deal found 7/28![Air Canada logo]()
$1,041
This Trip.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:50 am
IAD
- SYD
3 stops36h 00m
Multiple Airlines
Wed 8/261:15 pm
SYD
- IAD
3 stops40h 52m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,164
This Air Canada deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:30 pm
LGA
- SYD
2 stops25h 50m
Air Canada
Thu 10/810:20 am
SYD
- LGA
2 stops24h 16m
Air Canada
Deal found 7/29![Air Canada logo]()
$1,162
This oojo deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:00 pm
JFK
- SYD
1 stop25h 30m
Qantas Airways
Wed 8/2612:00 pm
SYD
- JFK
1 stop23h 00m
Qantas Airways
Deal found 7/29![Qantas Airways logo]()
$1,158
This Trip.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:05 pm
EWR
- SYD
1 stop23h 15m
Air Canada
Sun 9/139:20 am
SYD
- EWR
1 stop21h 13m
Air Canada
Deal found 7/28![Air Canada logo]()
$841
This Kissandfly.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:35 am
LGA
- SYD
1 stop29h 45m
Air Canada
Sun 9/139:20 am
SYD
- LGA
2 stops23h 41m
Air Canada
Deal found 7/29![Air Canada logo]()
$1,150
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/301:30 pm
JFK
- SYD
1 stop29h 55m
ANA
Sun 9/1311:45 am
SYD
- JFK
1 stop37h 15m
ANA
Deal found 7/30![ANA logo]()
$1,160
One-way flights from Pennsylvania to AustraliaSearch for one-way flight options from Pennsylvania to Australia. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
Search for one-way flight options from Pennsylvania to Australia. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This Trip.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:05 am
IAD
- MEL
3 stops58h 55m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$598
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:35 pm
EWR
- SYD
3 stops51h 55m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$613
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:35 pm
EWR
- SYD
3 stops51h 55m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$616
This Trip.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:12 am
IAD
- SYD
3 stops41h 58m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$621
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:20 pm
EWR
- MEL
2 stops26h 25m
American Airlines
Deal found 7/29![American Airlines logo]()
$625
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:40 pm
JFK
- MEL
1 stop26h 05m
American Airlines
Deal found 7/29![American Airlines logo]()
$625
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:08 pm
LGA
- MEL
2 stops25h 37m
American Airlines
Deal found 7/29![American Airlines logo]()
$625
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 pm
DCA
- SYD
3 stops59h 15m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$625
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/221:35 pm
EWR
- SYD
3 stops51h 55m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$626
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:12 am
IAD
- MEL
2 stops29h 33m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$627
This Trip.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 am
DCA
- SYD
3 stops70h 10m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$627
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1312:30 pm
IAD
- SYD
2 stops53h 00m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$628
Find flight deals from Pennsylvania to Australia
Keep the following information in mind while searching for Pennsylvania to Australia flight deals. Data was last updated August 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $841 (Trip.com) |
One-way from | $598 (Trip.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,548 |
Cheapflights Fare Finder
Customize your flight search to find flights from Pennsylvania to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2026.
Use the filters below to find and compare flights from Pennsylvania to Australia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NewarkSydney
EWR - SYD
EWRSYD
Newark
Wed 8/12
6:45 pm-7:00 am
1 stop22h 15m
Sydney Kingsford Smith
Wed 9/9
9:30 am-7:25 pm
2 stops23h 55m
$1,191
New YorkMelbourne
LGA - MEL
LGAMEL
New York LaGuardia
Mon 11/23
3:29 pm-9:30 am
2 stops26h 01m
Melbourne
Mon 12/7
11:30 am-7:37 pm
2 stops24h 07m
$1,216
New YorkSydney
LGA - SYD
LGASYD
New York LaGuardia
Sun 8/16
3:29 pm-7:00 am
2 stops25h 31m
Sydney Kingsford Smith
Mon 11/16
11:50 am-6:45 pm
2 stops22h 55m
$1,241
New YorkMelbourne
LGA - MEL
LGAMEL
New York LaGuardia
Tue 12/1
3:00 pm-9:30 am
2 stops26h 30m
Melbourne
Tue 12/29
12:45 pm-9:28 pm
2 stops24h 43m
$1,257
New YorkMelbourne
JFK - MEL
JFKMEL
New York John F Kennedy Intl
Tue 9/15
7:35 pm-7:50 am
2 stops46h 15m
Melbourne
Wed 12/2
12:00 pm-11:58 pm
2 stops27h 58m
$1,261
NewarkMelbourne
EWR - MEL
EWRMEL
Newark
Sun 10/25
1:21 pm-8:50 am
2 stops28h 29m
Melbourne
Mon 11/2
12:00 pm-11:59 pm
2 stops27h 59m
$1,262
New YorkMelbourne
JFK - MEL
JFKMEL
New York John F Kennedy Intl
Wed 9/9
4:21 pm-7:50 am
2 stops25h 29m
Melbourne
Sun 9/20
10:00 am-6:34 pm
1 stop22h 34m
$1,262
NewarkMelbourne
EWR - MEL
EWRMEL
Newark
Fri 8/14
5:30 pm-7:30 am
1 stop24h 00m
Melbourne
Mon 8/24
10:55 am-9:49 pm
1 stop24h 54m
$1,262
NewarkMelbourne
EWR - MEL
EWRMEL
Newark
Mon 11/23
4:30 pm-10:30 am
1 stop26h 00m
Melbourne
Mon 12/7
11:30 am-6:22 pm
1 stop22h 52m
$1,262
New YorkMelbourne
JFK - MEL
JFKMEL
New York John F Kennedy Intl
Wed 1/20
6:00 pm-9:50 am
1 stop23h 50m
Melbourne
Thu 1/28
12:00 pm-11:51 pm
2 stops27h 51m
$1,312
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Pennsylvania to Australia
Have a flexible travel schedule? Discover the best time to fly to Australia from Pennsylvania with our price prediction graph.
EWR-SYD
JFK-MEL
IAD-MEL
IAD-SYD
LGA-SYD
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 Pennsylvania to Australia
USPA-AU0
EWR-SYD
JFK-MEL
IAD-MEL
IAD-SYD
What is the cheapest month to book a flight from Pennsylvania to Australia?
Currently, February is the cheapest month in which you can book a flight from Pennsylvania to Australia (average of $1,247). Flying from Pennsylvania to Australia in December is currently the most expensive (average of $1,756). 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 Pennsylvania to Australia?
To ensure you get the cheapest price possible for a flight from Pennsylvania to Australia, you should look to book at least 38 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Related info for your journey
Find useful and relevant information for your journey from Pennsylvania 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.
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Complete your trip
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Alternative routes for Pennsylvania 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 Pennsylvania to Australia by cabin class
Find flights from Pennsylvania to Australia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Pennsylvania and Australia flights
Browse other Pennsylvania and Australia flight options. Last updated on August 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Australia
Find the right flight back to Pennsylvania after your stay in Australia
Pennsylvania to Australia flights
Consider these flights traveling from Pennsylvania to Australia.
Fly to Australia regions
Consider these flights traveling to Australia regions.
Top 7 airlines flying from Pennsylvania to Australia
Discover the top 7 airlines that operate flights from Pennsylvania to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$843 | Average$1,622 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$867 | Average$1,413 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,066 | Average$1,398 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$1,079 | Average$1,518 | 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% |