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$486+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Apr 17 — Apr 241
Fri 4/17
Fri 4/24
1 adult, Economy
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Cheap flight deals from Pennsylvania to Australia

Cheapest flights from Pennsylvania to Australia
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 March 18, 2026.

This Expedia deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:00 pm
EWR
-
SYD
1 stop23h 20m
Air Canada
Tue 5/59:20 am
SYD
-
EWR
1 stop21h 20m
Air Canada
Deal found 3/15$903
This lol.travel deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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.
Sun 4/56:00 pm
EWR
-
SYD
1 stop23h 20m
Air Canada
Tue 4/219:20 am
SYD
-
EWR
1 stop21h 10m
Air Canada
Deal found 3/13$907
This Expedia deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:00 pm
EWR
-
SYD
1 stop23h 20m
Air Canada
Wed 5/69:20 am
SYD
-
EWR
1 stop21h 20m
Air Canada
Deal found 3/15$915
This Expedia deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:00 am
JFK
-
BNE
2 stops32h 05m
Air Canada
Tue 5/510:00 am
BNE
-
JFK
2 stops25h 47m
Air Canada
Deal found 3/16$927
This Air Canada deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/293:50 pm
JFK
-
BNE
2 stops25h 15m
Air Canada
Wed 5/610:00 am
BNE
-
JFK
2 stops25h 47m
Air Canada
Deal found 3/15$952
This Air Canada deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:00 am
JFK
-
BNE
2 stops56h 05m
Air Canada
Wed 6/1010:00 am
BNE
-
JFK
2 stops25h 47m
Air Canada
Deal found 3/17$962
This Air Canada deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/79:00 am
JFK
-
BNE
2 stops32h 05m
Air Canada
Tue 6/210:15 am
BNE
-
JFK
2 stops49h 32m
Air Canada
Deal found 3/16$964
This Air Canada deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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 5/69:00 am
JFK
-
BNE
2 stops32h 05m
Air Canada
Wed 7/2210:00 am
BNE
-
JFK
2 stops25h 47m
Air Canada
Deal found 3/13$965
This Air Canada deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1910:40 am
JFK
-
BNE
2 stops30h 25m
Air Canada
Tue 6/910:15 am
BNE
-
JFK
2 stops25h 32m
Air Canada
Deal found 3/17$967
This Air Canada deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:40 am
JFK
-
BNE
2 stops30h 25m
Air Canada
Tue 5/1910:15 am
BNE
-
JFK
2 stops25h 32m
Air Canada
Deal found 3/17$969
This lol.travel deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:00 pm
EWR
-
MEL
2 stops27h 05m
Air Canada
Wed 5/66:00 am
MEL
-
EWR
2 stops29h 02m
Air Canada
Deal found 3/15$973
This Air Canada deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/173:50 pm
JFK
-
BNE
2 stops25h 15m
Air Canada
Sun 5/2410:00 am
BNE
-
JFK
2 stops26h 48m
Air Canada
Deal found 3/15$974

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 March 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$903
(Expedia)

One-way from

$486
(oojo)

Popular in

December

Cheapest in

April

Average price

$1,518
Provider with most accurate pricing for Philadelphia-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Sydney Kingsford Smith flights.
Search Deals
From Pennsylvania to Australia
Search Deals
One-way flight from Pennsylvania to Australia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($164 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 18, 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

Price

Cheapest round-trip

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Sun 4/19

4:15 pm-6:50 am

1 stop24h 35m

Sydney Kingsford Smith

Tue 5/5

9:15 am-6:45 pm

2 stops23h 30m

$1,157

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Mon 5/4

5:58 pm-6:55 am

1 stop22h 57m

Sydney Kingsford Smith

Sun 5/17

12:00 pm-6:59 pm

1 stop20h 59m

$1,168

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Wed 4/29

3:50 pm-7:00 am

2 stops25h 10m

Sydney Kingsford Smith

Wed 5/6

9:30 am-6:43 pm

2 stops23h 13m

$1,182

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Mon 4/13

4:09 pm-6:50 am

2 stops24h 41m

Sydney Kingsford Smith

Mon 4/27

9:15 am-6:27 pm

1 stop23h 12m

$1,182

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Wed 7/29

3:38 pm-6:55 am

2 stops25h 17m

Sydney Kingsford Smith

Wed 8/5

10:20 am-6:47 pm

2 stops22h 27m

$1,182

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Mon 5/18

5:00 pm-6:50 am

1 stop23h 50m

Sydney Kingsford Smith

Wed 5/27

9:15 am-11:58 pm

2 stops28h 43m

$1,183

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Mon 5/25

3:30 pm-6:50 am

1 stop25h 20m

Sydney Kingsford Smith

Tue 6/2

9:15 am-9:27 pm

2 stops26h 12m

$1,183

New YorkMelbourne

LGA - MEL

LGAMEL

New York LaGuardia

Wed 5/6

4:00 pm-11:35 am

3 stops29h 35m

Melbourne

Sun 5/17

8:45 pm-10:36 pm

3 stops39h 51m

$1,211

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Tue 8/4

3:38 pm-7:00 am

2 stops25h 22m

Sydney Kingsford Smith

Wed 8/19

10:20 am-7:13 pm

2 stops22h 53m

$1,232

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 8/2

3:38 pm-7:00 am

2 stops25h 22m

Sydney Kingsford Smith

Wed 8/19

10:20 am-7:13 pm

2 stops22h 53m

$1,232

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/17

Showing 1-10 of 60 resultsSorted by cheapest first
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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.
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

What is the cheapest month to book a flight from Pennsylvania to Australia?

Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Australia (average of $276). Flying from Pennsylvania to Australia in June is currently the most expensive (average of $955). 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.

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.

  • How long is the flight from Pennsylvania to Australia?

    A quick flight from Pennsylvania to Australia can take about 22h 57m. Delta provides one of the quickest options available for as low as $1,168. There are 9939 mi between Pennsylvania and Australia. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Pennsylvania to Australia one-way?

    The cheapest airline one-way is Qantas Airways, with whom users have recently found tickets for as low as $609. However, be on the lookout for offers from Fiji Airways and American Airlines, as they are both options that can get you from Pennsylvania to Australia for a low price.

  • Can I find deals for flights from Pennsylvania to Australia that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Australia.

  • Can I find deals for business class flights from Pennsylvania to Australia?

    Yes. Cheapflights offers flight deals from Pennsylvania to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pennsylvania to Australia?

    Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Australia (average of $276). Flying from Pennsylvania to Australia in June is currently the most expensive (average of $955). 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.

See more FAQs

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.

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 March 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$539Average$1,610FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$787Average$1,597FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$952Average$1,436FlexibilityNo cancel feeOn-time67%
Fiji AirwaysCheapest$954Average$1,511FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,127Average$1,518FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$1,418Average$1,548FlexibilityNo cancel feeOn-time78%
Qatar AirwaysCheapest$1,443Average$1,698FlexibilityNo cancel feeOn-time68%

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