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Cheap flights from Pennsylvania to Sydney from $731

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 17/11. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
3 9月 — 10 9月1
1 adult

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 29 8月 2025.

Round-trip from

$1,395

One-way from

$731

Popular in

December

Cheapest in

February

Average price

$2,232
24/9-1/10
  • 24/9-1/10
  • 4 total stops
  • 62h 06m total
  • Pennsylvania to Sydney
Search Deals
17/11
  • 17/11
  • 2 total stops
  • 56h 55m total
  • Pennsylvania to Sydney
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($683 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($119 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

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 29 8月 2025.

週三 24/905:55EWR - SYD
2 stops35h 10mMultiple Airlines
週三 1/1012:10SYD - EWR
2 stops26h 56mMultiple Airlines
Deal found 27/8$1,395
週一 15/905:55EWR - SYD
2 stops35h 10mMultiple Airlines
週一 6/1013:10SYD - EWR
2 stops26h 56mMultiple Airlines
Deal found 27/8$1,444
週三 3/911:00EWR - SYD
2 stops30h 05mMultiple Airlines
週三 24/912:10SYD - EWR
2 stops26h 24mMultiple Airlines
Deal found 25/8$1,470
週一 15/905:55EWR - SYD
2 stops35h 10mMultiple Airlines
週三 24/912:10SYD - EWR
2 stops26h 24mMultiple Airlines
Deal found 26/8$1,476
週二 23/905:55EWR - SYD
2 stops35h 10mMultiple Airlines
週三 1/1012:10SYD - EWR
2 stops26h 56mMultiple Airlines
Deal found 28/8$1,562
週六 27/917:37PHL - SYD
2 stops28h 08mMultiple Airlines
週六 4/1013:45SYD - PHL
2 stops30h 10mMultiple Airlines
Deal found 28/8$1,571
週日 19/1005:54EWR - SYD
2 stops35h 11mMultiple Airlines
週一 27/1013:05SYD - EWR
2 stops27h 01mMultiple Airlines
Deal found 26/8$1,605
週二 16/902:10JFK - SYD
2 stops39h 40mMultiple Airlines
週三 24/916:20SYD - JFK
1 stop28h 35mMultiple Airlines
Deal found 25/8$1,606
週六 13/902:10JFK - SYD
2 stops51h 50mMultiple Airlines
週三 24/916:20SYD - JFK
1 stop28h 35mMultiple Airlines
Deal found 25/8$1,609
週日 2/1105:15LGA - SYD
2 stops36h 15mANA
週二 11/1121:45SYD - LGA
2 stops30h 25mANA
Deal found 25/8$1,612
週日 2/1108:00EWR - SYD
2 stops34h 30mANA
週二 11/1121:45SYD - EWR
2 stops30h 43mANA
Deal found 25/8$1,612
週四 2/1002:10JFK - SYD
1 stop41h 35mMultiple Airlines
週三 15/1017:20SYD - JFK
1 stop28h 35mMultiple Airlines
Deal found 26/8$1,619

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 29 8月 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

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

週六 27/9

17:37-11:45

2 stops28h 08m

Sydney Kingsford Smith

週六 4/10

13:45-05:55

2 stops30h 10m

$1,571

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

週日 2/11

05:15-09:30

2 stops36h 15m

Sydney Kingsford Smith

週二 11/11

21:45-12:10

2 stops30h 25m

$1,612

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

週三 17/9

11:30-07:05

2 stops29h 35m

Sydney Kingsford Smith

週日 5/10

13:10-23:57

2 stops25h 47m

$1,642

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

週一 20/10

06:30-07:55

2 stops34h 25m

Sydney Kingsford Smith

週二 4/11

11:50-23:27

2 stops27h 37m

$1,677

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

週六 1/11

17:55-09:20

2 stops24h 25m

Sydney Kingsford Smith

週日 9/11

14:05-22:24

1 stop24h 19m

$1,694

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

週三 10/12

15:42-06:55

1 stop23h 13m

Sydney Kingsford Smith

週三 17/12

06:05-14:52

2 stops24h 47m

$1,715

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

週三 10/12

13:00-10:30

2 stops29h 30m

Sydney Kingsford Smith

週三 17/12

09:55-22:14

2 stops28h 19m

$1,737

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

週日 19/10

07:00-08:05

2 stops34h 05m

Sydney Kingsford Smith

週二 28/10

17:45-05:42

2 stops26h 57m

$1,740

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

週五 21/11

07:10-07:25

2 stops56h 15m

Sydney Kingsford Smith

週日 7/12

11:15-05:46

2 stops34h 31m

$1,749

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

週三 10/12

15:54-06:55

1 stop23h 01m

Sydney Kingsford Smith

週二 16/12

21:55-13:34

2 stops31h 39m

$1,757

Flights are sorted by cheapest return flights first.

Deals found on 27/8

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 return 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, May is the cheapest month in which you can book a flight from Pennsylvania to Sydney (average of $129). Flying from Pennsylvania to Sydney in October is currently the most expensive (average of $171). 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 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?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from Pennsylvania. Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.

  • How long is the flight from Pennsylvania to Sydney?

    A quick flight from Pennsylvania to Sydney can take about 24h 25m. ANA provides one of the quickest options available for as low as $1,694. The distance between Pennsylvania and Sydney is about 15458 km. 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 $1,059. Users have also found prices from $1,061 and $1,206 on Air Canada and American Airlines, respectively.

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

    The most popular flight routes from Pennsylvania to Sydney are New York John F Kennedy Intl - Sydney Kingsford Smith, Newark - Sydney Kingsford Smith and New York LaGuardia - Sydney Kingsford Smith.

  • 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 holiday 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, May is the cheapest month in which you can book a flight from Pennsylvania to Sydney (average of $129). Flying from Pennsylvania to Sydney in October is currently the most expensive (average of $171). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Penrith
Coogee
Terrigal
Cronulla
Manly
Lithgow
Randwick
Bondi Beach
Leura

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Alternative routes for Pennsylvania to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Pennsylvania to Sydney

Discover the top 2 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 647,157 searches. Data last updated 29 8月 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,317Average$1,392FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$2,109Average$3,308FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Pennsylvania to Sydney?

Cheapflights makes it easy to find Pennsylvania to Sydney flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Pennsylvania to Sydney?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Pennsylvania to Sydney.

Can Cheapflights find flights from Pennsylvania to Sydney with no change fees?

Certainly. Search results for flights to Sydney from Pennsylvania shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Pennsylvania to Sydney become cheaper?

Not ready to book yet? You can track prices for flights from Pennsylvania to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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