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Cheap flights from Pennsylvania to Sydney from $720

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
25 May — 1 Jun1
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 25 April 2026.

Wed 13/506:29
LGA
-
SYD
3 stops39h 21m
Multiple Airlines
Wed 3/613:20
SYD
-
LGA
3 stops40h 51m
Multiple Airlines
Deal found 20/4$1,524
Wed 13/505:55
EWR
-
SYD
3 stops39h 55m
Multiple Airlines
Wed 3/613:20
SYD
-
EWR
3 stops37h 12m
Multiple Airlines
Deal found 20/4$1,524
Sun 14/618:05
EWR
-
SYD
1 stop23h 15m
Air Canada
Wed 29/709:20
SYD
-
EWR
1 stop21h 13m
Air Canada
Deal found 21/4$1,540
Sun 24/518:05
EWR
-
SYD
1 stop23h 15m
Air Canada
Tue 9/609:20
SYD
-
EWR
1 stop21h 20m
Air Canada
Deal found 24/4$1,544
Sun 14/610:35
LGA
-
SYD
2 stops30h 45m
Air Canada
Tue 28/709:20
SYD
-
LGA
2 stops24h 25m
Air Canada
Deal found 21/4$1,548
Sun 24/511:30
EWR
-
SYD
3 stops34h 20m
Multiple Airlines
Fri 29/513:15
SYD
-
EWR
3 stops37h 17m
Multiple Airlines
Deal found 23/4$1,551
Sun 10/518:05
EWR
-
SYD
1 stop23h 15m
Air Canada
Sun 24/509:20
SYD
-
EWR
1 stop21h 20m
Air Canada
Deal found 23/4$1,569
Fri 8/505:55
EWR
-
SYD
3 stops39h 55m
Multiple Airlines
Fri 29/506:00
SYD
-
EWR
3 stops44h 32m
Multiple Airlines
Deal found 24/4$1,575
Sun 10/518:05
EWR
-
SYD
1 stop23h 15m
Air Canada
Tue 26/509:20
SYD
-
EWR
1 stop21h 20m
Air Canada
Deal found 23/4$1,586
Sun 10/510:00
JFK
-
SYD
2 stops35h 50m
Multiple Airlines
Sun 24/513:15
SYD
-
JFK
2 stops31h 55m
Multiple Airlines
Deal found 23/4$1,594
Tue 22/902:00
JFK
-
SYD
1 stop27h 10m
ANA
Wed 21/1021:45
SYD
-
JFK
1 stop28h 15m
ANA
Deal found 23/4$1,614
Tue 15/913:30
JFK
-
SYD
1 stop29h 55m
ANA
Fri 30/1012:25
SYD
-
JFK
1 stop25h 25m
ANA
Deal found 23/4$1,617

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 25 April 2026.

Round-trip from

$1,524

One-way from

$720

Popular in

December

Cheapest in

February

Average price

$1,940
13/5-3/6
  • 13/5-3/6
  • 6 total stops
  • 80h 12m total
  • Pennsylvania to Sydney
Search Deals
1/9
  • 1/9
  • 2 total stops
  • 32h 20m total
  • Pennsylvania to Sydney
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($388 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($94 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 25 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

Sun 10/5

16:29-06:50

2 stops24h 21m

Sydney Kingsford Smith

Sun 24/5

09:15-21:27

2 stops26h 12m

$1,719
Fastest return journey

NewarkSydney

EWR - SYD

EWRSYD

Newark

Wed 20/5

18:30-07:00

1 stop22h 30m

Sydney Kingsford Smith

Wed 27/5

09:30-18:59

1 stop23h 29m

$1,723

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Sun 10/5

13:30-06:50

1 stop27h 20m

Sydney Kingsford Smith

Wed 20/5

09:15-21:00

1 stop25h 45m

$1,737

NewarkSydney

EWR - SYD

EWRSYD

Newark

Tue 5/5

15:50-06:55

2 stops25h 05m

Sydney Kingsford Smith

Wed 13/5

10:20-17:37

1 stop21h 17m

$1,737

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Mon 25/5

08:00-06:50

1 stop32h 50m

Sydney Kingsford Smith

Tue 2/6

09:15-20:00

1 stop24h 45m

$1,737

NewarkSydney

EWR - SYD

EWRSYD

Newark

Sun 24/5

18:00-06:55

1 stop22h 55m

Sydney Kingsford Smith

Sun 31/5

09:30-18:59

1 stop23h 29m

$1,737

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 24/5

14:51-07:00

2 stops26h 09m

Sydney Kingsford Smith

Sun 31/5

09:30-19:04

2 stops23h 34m

$1,743

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Mon 11/5

16:29-06:50

2 stops24h 21m

Sydney Kingsford Smith

Mon 18/5

09:15-19:40

2 stops24h 25m

$1,744

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Sun 17/5

11:10-06:50

2 stops29h 40m

Sydney Kingsford Smith

Sun 24/5

09:15-19:55

1 stop24h 40m

$1,744

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 17/5

14:46-06:50

2 stops26h 04m

Sydney Kingsford Smith

Sun 24/5

09:15-21:18

2 stops26h 03m

$1,744

Flights are sorted by cheapest return flights first.

Deals found on 24/4

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

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 86 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.

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?

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 30m. Delta provides one of the quickest options available for as low as $1,723. 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
Terrigal
Lithgow
Cronulla
Manly
Bondi Beach
Leura
Randwick
Coogee

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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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