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Cheap flights from Pennsylvania to Sydney from $818

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
28 Jun — 5 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pennsylvania to Sydney

Enter your travel dates to find the best prices.

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 May 2026.

Mon 1/618:05
EWR
-
SYD
1 stop23h 15m
Air Canada
Tue 16/609:20
SYD
-
EWR
1 stop21h 20m
Air Canada
Deal found 28/5$1,415
Mon 25/518:05
EWR
-
SYD
1 stop23h 15m
Air Canada
Tue 9/609:20
SYD
-
EWR
1 stop21h 20m
Air Canada
Deal found 24/5$1,422
Tue 3/1118:15
EWR
-
SYD
1 stop23h 20m
Air Canada
Tue 17/1111:20
SYD
-
EWR
1 stop21h 18m
Air Canada
Deal found 25/5$1,467
Sun 31/518:05
EWR
-
SYD
1 stop23h 15m
Air Canada
Sun 14/609:20
SYD
-
EWR
2 stops36h 16m
Air Canada
Deal found 26/5$1,472
Mon 25/514:25
EWR
-
SYD
2 stops26h 55m
Air Canada
Sun 7/609:20
SYD
-
EWR
2 stops42h 05m
Air Canada
Deal found 24/5$1,482
Wed 10/614:25
EWR
-
SYD
2 stops26h 55m
Air Canada
Sun 14/609:20
SYD
-
EWR
2 stops36h 16m
Air Canada
Deal found 25/5$1,484
Thu 28/517:53
PIT
-
SYD
1 stop23h 12m
Qantas Airways
Mon 8/609:10
SYD
-
PIT
1 stop21h 42m
Qantas Airways
Deal found 24/5$1,583
Tue 2/617:00
JFK
-
SYD
1 stop23h 25m
Qantas Airways
Sun 14/612:00
SYD
-
JFK
1 stop22h 20m
Qantas Airways
Deal found 25/5$1,587
Tue 2/618:46
LGA
-
SYD
1 stop22h 09m
Qantas Airways
Sun 14/612:00
SYD
-
LGA
1 stop21h 22m
Qantas Airways
Deal found 25/5$1,587
Sun 25/1010:05
JFK
-
SYD
2 stops31h 30m
Air Canada
Sat 7/1111:20
SYD
-
JFK
2 stops25h 38m
Air Canada
Deal found 24/5$1,590
Wed 5/818:31
PIT
-
SYD
1 stop22h 59m
Qantas Airways
Wed 26/809:10
SYD
-
PIT
1 stop22h 20m
Qantas Airways
Deal found 28/5$1,601
Fri 29/519:20
JFK
-
SYD
1 stop23h 00m
Qantas Airways
Tue 16/609:10
SYD
-
JFK
1 stop21h 25m
Qantas Airways
Deal found 28/5$1,610

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 29 May 2026.

Round-trip from

$1,467

One-way from

$818

Popular in

December

Cheapest in

February

Average price

$2,026
Air Canada
  • Air Canada
  • 3/11-17/11
  • 2 total stops
  • 44h 38m total
  • Pennsylvania to Sydney
Search Deals
25/8
  • 25/8
  • 2 total stops
  • 33h 50m total
  • Pennsylvania to Sydney
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($427 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($96 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 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 return flight

NewarkSydney

EWR - SYD

EWRSYD

Newark

Wed 5/8

18:00-06:55

1 stop22h 55m

Sydney Kingsford Smith

Mon 17/8

09:30-21:33

2 stops26h 03m

$1,614

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 23/8

06:00-06:55

2 stops34h 55m

Sydney Kingsford Smith

Mon 7/9

09:30-21:57

2 stops26h 27m

$1,631

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Tue 23/6

15:20-07:00

2 stops25h 40m

Sydney Kingsford Smith

Mon 6/7

09:30-23:30

2 stops28h 00m

$1,631

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Tue 21/7

18:10-07:05

1 stop22h 55m

Sydney Kingsford Smith

Tue 4/8

09:10-17:09

1 stop21h 59m

$1,642

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sat 4/7

16:00-06:50

2 stops48h 50m

Sydney Kingsford Smith

Tue 21/7

09:15-19:20

2 stops24h 05m

$1,655
Fastest return journey

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Mon 22/6

17:55-07:00

1 stop23h 05m

Sydney Kingsford Smith

Sat 4/7

09:30-16:51

1 stop21h 21m

$1,694

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Fri 14/8

13:00-07:00

2 stops28h 00m

Sydney Kingsford Smith

Sun 30/8

09:30-20:47

2 stops25h 17m

$1,695

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

Thu 11/6

17:55-07:00

1 stop23h 05m

Sydney Kingsford Smith

Thu 18/6

09:30-23:59

2 stops28h 29m

$1,764

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Wed 1/7

14:28-07:00

2 stops26h 32m

Sydney Kingsford Smith

Wed 15/7

09:30-19:04

2 stops23h 34m

$1,778

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 1/7

12:40-06:50

2 stops28h 10m

Sydney Kingsford Smith

Mon 13/7

09:15-19:25

2 stops24h 10m

$1,842

Flights are sorted by cheapest return flights first.

Deals found on 24/5

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 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, August is the cheapest month in which you can book a flight from Pennsylvania to Sydney (average of $350). Flying from Pennsylvania to Sydney in June is currently the most expensive (average of $1,705). 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 for a return flight from Pennsylvania to Sydney?

How far ahead should I book a flight from Pennsylvania to Sydney?

To ensure you get the cheapest price possible for a flight from Pennsylvania to Sydney, you should look to book at least 41 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 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 22h 55m. United Airlines provides one of the quickest options available for as low as $1,614. The distance between Pennsylvania and Sydney is about 15970 km. This flight may include one or multiple stops.

  • 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, August is the cheapest month in which you can book a flight from Pennsylvania to Sydney (average of $350). Flying from Pennsylvania to Sydney in June is currently the most expensive (average of $1,705). 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
Penrith
Katoomba
Cronulla
Manly
Terrigal
Lithgow
Bondi Beach
Leura
Randwick
Coogee

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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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