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$490+ Cheap flights from Pennsylvania to Sydney (SYD)

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
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Cheap flight deals from Pennsylvania to Sydney

Cheapest flights from Pennsylvania to Sydney
Explore the most affordable flight options available from Pennsylvania to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2026.

This Expedia deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:00 pm
EWR
-
SYD
1 stop23h 20m
Air Canada
Tue 5/129:20 am
SYD
-
EWR
1 stop21h 20m
Air Canada
Deal found 3/24$832
This Expedia deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:00 pm
EWR
-
SYD
1 stop23h 20m
Air Canada
Wed 5/139:20 am
SYD
-
EWR
1 stop21h 20m
Air Canada
Deal found 3/24$861
This Air Canada deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/172:25 pm
EWR
-
SYD
2 stops26h 55m
Air Canada
Sun 5/249:20 am
SYD
-
EWR
1 stop21h 20m
Air Canada
Deal found 3/25$872
This Air Canada deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/274:55 pm
JFK
-
SYD
2 stops48h 40m
Air Canada
Tue 11/1011:20 am
SYD
-
JFK
2 stops25h 38m
Air Canada
Deal found 3/24$1,071
This CrystalTravel deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:20 pm
JFK
-
SYD
1 stop23h 00m
Qantas Airways
Wed 8/269:10 am
SYD
-
JFK
1 stop21h 10m
Qantas Airways
Deal found 3/24$1,073
This CrystalTravel deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:20 pm
JFK
-
SYD
1 stop23h 00m
Qantas Airways
Sun 5/179:10 am
SYD
-
JFK
1 stop21h 10m
Qantas Airways
Deal found 3/24$1,074
This Orbitz deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:30 pm
LGA
-
SYD
3 stops44h 50m
Air Canada
Wed 9/29:20 am
SYD
-
LGA
2 stops36h 40m
Air Canada
Deal found 3/24$1,074
This Air Canada deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:00 am
JFK
-
SYD
2 stops32h 20m
Air Canada
Tue 9/19:20 am
SYD
-
JFK
3 stops50h 27m
Air Canada
Deal found 3/24$1,075
This Gurufare deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/132:30 pm
LGA
-
SYD
1 stop26h 50m
Multiple Airlines
Mon 4/209:20 am
SYD
-
LGA
2 stops24h 11m
Multiple Airlines
Deal found 3/24$1,075
This FlightHub deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/29:00 am
JFK
-
SYD
2 stops32h 20m
Air Canada
Fri 7/179:20 am
SYD
-
JFK
2 stops26h 27m
Air Canada
Deal found 3/24$1,076
This Air Canada deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/273:30 pm
LGA
-
SYD
2 stops25h 50m
Air Canada
Wed 5/69:20 am
SYD
-
LGA
2 stops24h 16m
Air Canada
Deal found 3/23$1,077
This FlightHub deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/23:50 pm
JFK
-
SYD
2 stops49h 30m
Air Canada
Sun 8/239:20 am
SYD
-
JFK
2 stops50h 27m
Air Canada
Deal found 3/25$1,080

Find flight deals from Pennsylvania to Sydney

Keep the following information in mind while searching for Pennsylvania to Sydney flight deals. Data was last updated March 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$832
(Expedia)

One-way from

$490
(Kiwi.com)

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 Sydney Kingsford Smith
Search Deals
One-way flight from Pennsylvania to Sydney Kingsford Smith
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 Sydney 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 26, 2026.
Use the filters below to find and compare flights from Pennsylvania to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 4/26

1:10 pm-7:00 am

2 stops27h 50m

Sydney Kingsford Smith

Tue 5/12

9:30 am-6:43 pm

2 stops23h 13m

$1,185

NewarkSydney

EWR - SYD

EWRSYD

Newark

Wed 4/22

6:30 pm-7:00 am

1 stop22h 30m

Sydney Kingsford Smith

Sun 5/3

9:30 am-4:44 pm

1 stop21h 14m

$1,195

NewarkSydney

EWR - SYD

EWRSYD

Newark

Sat 8/1

8:10 pm-7:00 am

1 stop44h 50m

Sydney Kingsford Smith

Sun 8/30

9:30 am-4:37 pm

1 stop21h 07m

$1,206

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Mon 4/27

5:58 pm-6:55 am

1 stop22h 57m

Sydney Kingsford Smith

Sun 5/10

12:00 pm-6:59 pm

1 stop20h 59m

$1,225

NewarkSydney

EWR - SYD

EWRSYD

Newark

Mon 4/20

5:30 pm-7:00 am

1 stop23h 30m

Sydney Kingsford Smith

Mon 4/27

9:30 am-6:53 pm

1 stop23h 23m

$1,226

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Mon 4/20

4:15 pm-6:50 am

1 stop24h 35m

Sydney Kingsford Smith

Mon 4/27

9:15 am-10:00 pm

2 stops26h 45m

$1,231

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Sun 5/17

12:59 pm-6:50 am

2 stops27h 51m

Sydney Kingsford Smith

Sun 5/24

9:15 am-9:55 pm

1 stop26h 40m

$1,231

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Mon 5/25

4:29 pm-6:50 am

2 stops24h 21m

Sydney Kingsford Smith

Tue 6/2

9:15 am-8:00 pm

1 stop24h 45m

$1,231

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 4/19

11:00 am-6:50 am

2 stops29h 50m

Sydney Kingsford Smith

Sun 4/26

9:15 am-11:21 pm

2 stops28h 06m

$1,231

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 4/19

3:00 pm-6:50 am

2 stops25h 50m

Sydney Kingsford Smith

Mon 4/27

9:15 am-9:29 pm

2 stops26h 14m

$1,231

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Pennsylvania to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney 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 Sydney

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

Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Sydney (average of $276). Flying from Pennsylvania to Sydney in October is currently the most expensive (average of $1,117). 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 much does it cost to fly round-trip from Pennsylvania to Sydney?

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Pennsylvania?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from Pennsylvania to Sydney. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.

  • How long is the flight from Pennsylvania to Sydney?

    A quick flight from Pennsylvania to Sydney can take about 22h 57m. United Airlines provides one of the quickest options available for as low as $1,225. Pennsylvania and Sydney are separated by a distance of 9939 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for Qantas Airways. According to our data, you can fly for as low as $609. Users have also found prices from $668 and $764 on Fiji Airways and American Airlines, respectively.

  • What are the most popular routes from Pennsylvania to Sydney?

    When deciding which route to take from Pennsylvania to Sydney consider New York John F Kennedy Intl - Sydney Kingsford Smith, Newark - Sydney Kingsford Smith or New York LaGuardia - Sydney Kingsford Smith as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pennsylvania to Sydney 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 Sydney?

    Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Sydney (average of $276). Flying from Pennsylvania to Sydney in October is currently the most expensive (average of $1,117). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Pennsylvania to Sydney

Discover the top 6 airlines that operate flights from Pennsylvania to Sydney. 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 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$843Average$1,393FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$959Average$1,370FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$1,044Average$1,597FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,127Average$1,573FlexibilityNo cancel feeOn-time71%
Fiji AirwaysCheapest$1,288Average$1,525FlexibilityNo cancel feeOn-time74%
Air New ZealandCheapest$1,418Average$1,548FlexibilityNo cancel feeOn-time78%

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