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$544+ 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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
1 adult, Economy
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Find 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 November 10, 2025.

This Expedia deal was found by Cheapflights users on 11/7. 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.
Mon 12/86:25 pmEWR - SYD
1 stop23h 10mAir Canada
Wed 12/2411:20 amSYD - EWR
1 stop21h 33mAir Canada
Deal found 11/7$858
This FlightHub deal was found by Cheapflights users on 11/9. 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.
Tue 12/306:25 pmEWR - SYD
1 stop23h 10mAir Canada
Fri 1/2311:20 amSYD - EWR
1 stop21h 33mAir Canada
Deal found 11/9$886
This Air Canada deal was found by Cheapflights users on 11/9. 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 11/186:25 pmEWR - SYD
1 stop23h 10mAir Canada
Fri 1/3011:20 amSYD - EWR
1 stop21h 33mAir Canada
Deal found 11/9$907
This Orbitz deal was found by Cheapflights users on 11/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:25 pmEWR - SYD
1 stop23h 10mMultiple Airlines
Wed 12/107:05 amSYD - EWR
2 stops25h 48mMultiple Airlines
Deal found 11/8$914
This Orbitz deal was found by Cheapflights users on 11/10. 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.
Mon 12/86:25 pmEWR - SYD
1 stop23h 10mMultiple Airlines
Sun 12/147:15 pmSYD - EWR
2 stops37h 38mMultiple Airlines
Deal found 11/10$936
This Mytrip deal was found by Cheapflights users on 11/9. 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.
Mon 12/88:54 pmEWR - SYD
3 stops44h 41mAir Canada
Mon 12/154:00 pmSYD - EWR
2 stops38h 52mAir Canada
Deal found 11/9$943
This lol.travel deal was found by Cheapflights users on 11/9. 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 12/16:25 pmEWR - SYD
1 stop23h 10mAir Canada
Sun 12/1411:20 amSYD - EWR
1 stop21h 33mAir Canada
Deal found 11/9$945
This Cheapflightsfares deal was found by Cheapflights users on 11/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/21:40 pmPHL - SYD
1 stop25h 15mQantas Airways
Sun 12/2111:20 amSYD - PHL
1 stop28h 31mQantas Airways
Deal found 11/7$1,019
This CrystalTravel deal was found by Cheapflights users on 11/9. 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 12/74:30 pmJFK - SYD
1 stop24h 30mQantas Airways
Sun 12/1411:20 amSYD - JFK
1 stop28h 29mQantas Airways
Deal found 11/9$1,020
This Cheapflightsfares deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/263:45 pmPHL - SYD
1 stop25h 15mQantas Airways
Mon 12/1511:20 amSYD - PHL
1 stop28h 29mQantas Airways
Deal found 11/9$1,020
This American Airlines deal was found by Cheapflights users on 11/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:15 pmJFK - SYD
2 stops23h 45mAmerican Airlines
Mon 5/189:10 amSYD - JFK
1 stop26h 03mAmerican Airlines
Deal found 11/8$1,026
This Air Canada deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1910:10 amLGA - SYD
2 stops31h 25mAir Canada
Tue 1/2011:20 amSYD - LGA
2 stops23h 43mAir Canada
Deal found 11/9$1,026

Cheap flight deals from Pennsylvania to Sydney

Keep the following information in mind while searching for Pennsylvania to Sydney flight deals. Data was last updated November 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$858
(Expedia)

One-way from

$544
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$1,259
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. 15% potential increase in price ($265 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 10, 2025.
Use the filters below to find and compare flights from Pennsylvania to Sydney that are best for you.

Fly from

Pennsylvania

Fly to

Sydney

Route

Depart

Return

Price

NewarkSydney

EWR - SYD

EWRSYD

Newark

Sun 2/1

6:00 pm-9:05 am

1 stop23h 05m

Sydney Kingsford Smith

Mon 2/16

11:20 am-3:54 pm

1 stop20h 34m

$993

NewarkSydney

EWR - SYD

EWRSYD

Newark

Wed 1/28

6:00 pm-9:05 am

1 stop23h 05m

Sydney Kingsford Smith

Tue 4/28

9:30 am-4:42 pm

1 stop21h 12m

$993

NewarkSydney

EWR - SYD

EWRSYD

Newark

Wed 1/28

6:00 pm-9:05 am

1 stop23h 05m

Sydney Kingsford Smith

Wed 2/18

11:20 am-3:54 pm

1 stop20h 34m

$993

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Tue 3/31

1:51 pm-8:05 am

1 stop27h 14m

Sydney Kingsford Smith

Mon 4/20

9:10 am-5:55 pm

1 stop22h 45m

$1,005

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 2/11

10:43 am-6:55 am

1 stop28h 12m

Sydney Kingsford Smith

Sun 2/22

11:20 am-11:41 pm

1 stop28h 21m

$1,020

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Thu 2/5

3:30 pm-7:25 am

1 stop23h 55m

Sydney Kingsford Smith

Thu 2/12

11:20 am-6:30 pm

1 stop23h 10m

$1,031

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Tue 3/31

3:35 pm-6:10 am

1 stop23h 35m

Sydney Kingsford Smith

Mon 4/20

9:10 am-5:55 pm

1 stop22h 45m

$1,043

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 11/26

4:04 pm-9:00 am

2 stops24h 56m

Sydney Kingsford Smith

Mon 12/15

11:20 am-8:05 pm

1 stop24h 45m

$1,048

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Wed 1/28

3:56 pm-2:50 pm

2 stops30h 54m

Sydney Kingsford Smith

Sat 2/7

11:20 am-4:43 pm

1 stop21h 23m

$1,050

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Thu 1/29

5:45 pm-9:00 am

1 stop23h 15m

Sydney Kingsford Smith

Sat 2/7

7:05 am-4:43 pm

2 stops25h 38m

$1,050

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 60 results
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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 $881). 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.

What is the cheapest time of day to fly from PA to SYD?

Find hourly flight availability from Pennsylvania to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 10, 2025.

It’s optimal to fly from Pennsylvania to Sydney in the morning. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Pennsylvania to Sydney?

Use this chart to determine the cheapest time to fly round-trip from Pennsylvania to Sydney. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Pennsylvania to Sydney flight should consider departing on Sunday at noon when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 23h 05m. United Airlines provides one of the quickest options available for as low as $993. Pennsylvania and Sydney are separated by a distance of 9923 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 American Airlines. According to our data, you can fly for as low as $629. Users have also found prices from $636 and $649 on Delta and Qantas Airways, 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 $881). 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
Manly
Coogee

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Top 7 airlines flying from Pennsylvania to Sydney

Discover the top 7 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 November 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$535Average$879FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$860Average$1,441FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$941Average$1,259FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$1,127Average$1,717FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$1,220Average$1,548FlexibilityNo cancel feeOn-time78%
Fiji AirwaysCheapest$1,288Average$1,531FlexibilityNo cancel feeOn-time74%
Qantas AirwaysCheapest$1,292Average$1,790FlexibilityNo cancel feeOn-time74%

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