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Cheap flights from Pennsylvania to Sydney from $705

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
17 May — 24 May1
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 17 April 2026.

Thu 4/609:00
JFK
-
SYD
2 stops32h 20m
Air Canada
Wed 17/609:20
SYD
-
JFK
2 stops26h 27m
Air Canada
Deal found 14/4$1,471
Thu 4/616:00
LGA
-
SYD
2 stops25h 20m
Air Canada
Wed 17/609:20
SYD
-
LGA
2 stops27h 16m
Air Canada
Deal found 13/4$1,482
Thu 7/505:55
EWR
-
SYD
3 stops39h 55m
Multiple Airlines
Fri 15/513:15
SYD
-
EWR
3 stops37h 17m
Multiple Airlines
Deal found 12/4$1,488
Fri 29/505:55
EWR
-
SYD
3 stops39h 55m
Multiple Airlines
Fri 5/613:15
SYD
-
EWR
3 stops37h 17m
Multiple Airlines
Deal found 14/4$1,495
Thu 4/614:25
EWR
-
SYD
2 stops26h 55m
Air Canada
Wed 17/609:20
SYD
-
EWR
1 stop21h 20m
Air Canada
Deal found 14/4$1,496
Thu 28/506:29
LGA
-
SYD
3 stops39h 21m
Multiple Airlines
Mon 1/613:15
SYD
-
LGA
3 stops40h 56m
Multiple Airlines
Deal found 15/4$1,500
Mon 2/1115:30
LGA
-
SYD
2 stops26h 05m
Air Canada
Mon 9/1111:20
SYD
-
LGA
2 stops24h 22m
Air Canada
Deal found 12/4$1,510
Sun 25/1010:05
JFK
-
SYD
2 stops31h 30m
Air Canada
Sat 7/1111:20
SYD
-
JFK
2 stops25h 38m
Air Canada
Deal found 14/4$1,513
Fri 6/1115:30
LGA
-
SYD
2 stops26h 05m
Air Canada
Sat 14/1111:20
SYD
-
LGA
2 stops24h 22m
Air Canada
Deal found 14/4$1,513
Mon 1/616:00
LGA
-
SYD
2 stops25h 20m
Air Canada
Sun 14/609:20
SYD
-
LGA
2 stops27h 16m
Air Canada
Deal found 12/4$1,514
Mon 2/1109:45
JFK
-
SYD
2 stops31h 50m
Air Canada
Mon 9/1111:20
SYD
-
JFK
2 stops25h 38m
Air Canada
Deal found 12/4$1,515
Sat 12/916:00
LGA
-
SYD
2 stops25h 20m
Air Canada
Sat 19/909:20
SYD
-
LGA
2 stops24h 16m
Air Canada
Deal found 12/4$1,515

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 17 April 2026.

Round-trip from

$1,456

One-way from

$705

Popular in

December

Cheapest in

February

Average price

$1,931
Air Canada
  • Air Canada
  • 1/6-14/6
  • 4 total stops
  • 52h 36m total
  • Pennsylvania to Sydney
Search Deals
25/8
  • 25/8
  • 3 total stops
  • 56h 20m total
  • Pennsylvania to Sydney
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($382 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($92 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 17 April 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

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Mon 1/6

16:29-06:50

2 stops24h 21m

Sydney Kingsford Smith

Mon 8/6

09:15-23:18

2 stops28h 03m

$1,734
Fastest return journey

NewarkSydney

EWR - SYD

EWRSYD

Newark

Mon 27/7

18:45-07:00

1 stop22h 15m

Sydney Kingsford Smith

Thu 6/8

10:20-16:53

1 stop20h 33m

$1,737

NewarkSydney

EWR - SYD

EWRSYD

Newark

Sun 31/5

16:00-06:55

2 stops24h 55m

Sydney Kingsford Smith

Sun 7/6

09:30-17:15

1 stop21h 45m

$1,739

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Sat 6/6

15:30-06:50

1 stop25h 20m

Sydney Kingsford Smith

Sun 14/6

09:15-22:16

2 stops27h 01m

$1,743

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Fri 8/5

11:59-06:50

2 stops28h 51m

Sydney Kingsford Smith

Sun 24/5

09:15-19:20

2 stops24h 05m

$1,743

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Thu 6/8

15:38-07:00

2 stops25h 22m

Sydney Kingsford Smith

Sun 16/8

09:30-19:13

2 stops23h 43m

$1,744

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Fri 1/5

14:55-06:50

2 stops25h 55m

Sydney Kingsford Smith

Fri 15/5

09:15-20:22

2 stops25h 07m

$1,746

NewarkSydney

EWR - SYD

EWRSYD

Newark

Sat 6/6

18:45-07:00

1 stop22h 15m

Sydney Kingsford Smith

Fri 3/7

09:30-19:04

1 stop23h 34m

$1,747

NewarkSydney

EWR - SYD

EWRSYD

Newark

Fri 15/5

18:00-06:55

1 stop22h 55m

Sydney Kingsford Smith

Fri 22/5

10:20-19:35

2 stops23h 15m

$1,754

NewarkSydney

EWR - SYD

EWRSYD

Newark

Sat 2/5

17:00-06:55

1 stop23h 55m

Sydney Kingsford Smith

Sun 17/5

09:30-20:47

1 stop25h 17m

$1,808

Flights are sorted by cheapest return flights first.

Deals found on 15/4

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 $349). Flying from Pennsylvania to Sydney in June is currently the most expensive (average of $1,697). 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?

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 21h 20m. Delta provides one of the quickest options available for as low as $2,031. The distance between Pennsylvania and Sydney is about 15458 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 $349). Flying from Pennsylvania to Sydney in June is currently the most expensive (average of $1,697). 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
Terrigal
Lithgow
Cronulla
Manly
Bondi Beach
Leura
Randwick
Coogee

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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.

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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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