How long is the flight from Pennsylvania to Sydney?

A quick flight from Pennsylvania to Sydney can take about 28h 05m. United Airlines provides one of the quickest options available for as low as $1,894. The distance between Pennsylvania and Sydney is about 15871 km. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

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.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to Sydney as you normally would.

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.

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.

$1,021+ Cheap Flights from Pennsylvania to Sydney

Cheap flight deals from Pennsylvania to Sydney

Enter your travel dates to find the best prices.

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Best

Last-minute

One-way

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 26 October 2026.

Mon 26/1015:20 -

2 stops50h 15m

Mon 2/1111:20 -

2 stops43h 19m

Deal found 21/10$1,608

Sun 8/1117:05 -

2 stops48h 30m

Wed 18/1111:20 -

2 stops43h 19m

Deal found 26/10$1,628

Sun 22/1115:20 -

3 stops50h 15m

Sun 16/509:20 -

2 stops43h 16m

Deal found 21/10$1,651

Tue 1/1209:15 -

2 stops29h 40m

Tue 8/1211:20 -

2 stops27h 26m

Deal found 21/10$1,652

Sat 24/1010:05 -

2 stops31h 30m

Sat 7/1111:20 -

2 stops27h 26m

Deal found 22/10$1,672

Sun 8/1109:15 -

2 stops32h 20m

Thu 12/1111:20 -

2 stops43h 19m

Deal found 23/10$1,698

Tue 1/1206:27 -

2 stops32h 33m

Fri 11/1211:20 -

2 stops38h 22m

Deal found 24/10$1,993

Tue 1/1206:02 -

3 stops38h 23m

Fri 11/1214:05 -

2 stops25h 31m

Deal found 22/10$2,210

Wed 2/1212:51 -

2 stops28h 09m

Fri 11/1214:05 -

2 stops26h 23m

Deal found 22/10$2,415

Wed 2/1212:51 -

2 stops28h 09m

Sun 13/1211:15 -

2 stops29h 13m

Deal found 22/10$2,479

Mon 30/1115:00 -

2 stops26h 05m

Fri 11/1211:20 -

2 stops25h 37m

Deal found 22/10$2,743

Thu 10/1215:12 -

2 stops25h 53m

Thu 17/1211:20 -

2 stops24h 13m

Deal found 26/10$3,188

Best flights from Pennsylvania to Sydney
Discover carefully curated flight deals from Pennsylvania to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 October 2026.

Sun 8/1113:47 -

1 stop27h 13m

Wed 18/1111:10 -

1 stop25h 04m

Deal found 25/10$1,803

Fri 12/213:00 -

2 stops28h 05m

Mon 22/209:15 -

1 stop42h 53m

Deal found 21/10$1,894

Wed 24/209:30 -

3 stops33h 05m

Wed 3/314:05 -

3 stops38h 14m

Deal found 22/10$2,107

Mon 9/1120:45 -

1 stop30h 35m

Thu 12/1122:10 -

1 stop32h 40m

Deal found 23/10$2,563

Thu 25/313:00 -

2 stops28h 05m

Sun 4/410:20 -

1 stop35h 25m

Deal found 24/10$1,972

Tue 1/1206:27 -

2 stops32h 33m

Fri 11/1211:20 -

2 stops38h 22m

Deal found 24/10$1,993

Fri 11/1209:45 -

3 stops32h 50m

Sat 16/111:50 -

3 stops40h 17m

Deal found 23/10$2,242

Tue 12/114:29 -

1 stop23h 56m

Wed 27/111:20 -

1 stop25h 16m

Deal found 24/10$2,301

Thu 25/313:00 -

2 stops28h 05m

Thu 8/410:20 -

1 stop25h 00m

Deal found 23/10$2,166

Tue 1/1206:02 -

3 stops38h 23m

Fri 11/1214:05 -

2 stops25h 31m

Deal found 24/10$2,318

Sat 21/1109:45 -

2 stops29h 15m

Sat 28/1109:10 -

2 stops40h 39m

Deal found 24/10$2,289

Sun 13/1212:38 -

2 stops29h 57m

Mon 18/111:50 -

3 stops40h 14m

Deal found 25/10$2,357

Mon 23/1110:21 -

2 stops28h 39m

Mon 30/1109:15 -

2 stops45h 22m

Deal found 26/10$2,415

Sat 14/1109:45 -

2 stops31h 35m

Sat 28/1109:10 -

1 stop29h 47m

Deal found 26/10$2,583

Wed 9/1209:20 -

2 stops55h 45m

Wed 16/1211:50 -

1 stop21h 48m

Deal found 25/10$2,629

Mon 30/1115:00 -

2 stops26h 05m

Sat 12/1209:10 -

2 stops27h 47m

Deal found 22/10$2,743

Wed 2/1206:00 -

3 stops38h 25m

Sat 12/1211:05 -

3 stops28h 53m

Deal found 22/10$3,916

Wed 2/1206:00 -

3 stops38h 25m

Sun 13/1211:05 -

3 stops28h 31m

Deal found 22/10$4,023

Sun 8/1106:00 -

2 stops35h 05m

Thu 12/1111:20 -

2 stops25h 37m

Deal found 21/10$3,449

Find flight deals from Pennsylvania to Sydney

Round-trip from	$1,560
One-way from	$1,021
Popular in	January
Cheapest in	February
Average price	$2,269

Air Canada
24/2-3/3
4 total stops
69h 37m total
Pennsylvania to Sydney

Search Deals

1/12-31/12
3 total stops
40h 27m total
Pennsylvania to Sydney

Search Deals

High demand for flights, 1% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($37 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Pennsylvania to Sydney that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Tue 1/12

21:58-06:25

3 stops40h 27m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,021

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Thu 25/3

10:42-20:50

2 stops43h 08m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,232

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Tue 23/3

08:10-07:15

2 stops56h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,252

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Thu 1/4

06:15-10:15

3 stops37h 00m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,340

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Wed 31/3

15:38-06:55

1 stop24h 17m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,585

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Mon 1/2

09:55-08:35

3 stops30h 40m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,612

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Wed 24/3

10:05-08:05

3 stops31h 00m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,617

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Tue 23/3

10:05-08:05

3 stops31h 00m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,617

Fastest return journey

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Thu 25/3

17:55-09:00

1 stop24h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,672

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Thu 1/4

12:38-06:55

1 stop27h 17m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,675

Flights are sorted by cheapest return flights first.

Deals found on 23/10

Showing 1-10 of 31 resultsSorted by cheapest first

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.

PHL-SYD

AVP-SYD

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

USPA-SYD

PHL-SYD

AVP-SYD

What is the cheapest month to book a flight from Pennsylvania to Sydney?

Currently, February is the cheapest month in which you can book a flight from Pennsylvania to Sydney (average of $1,554). Flying from Pennsylvania to Sydney in January is currently the most expensive (average of $2,227). 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?

Airfare is below average for this route at the moment.

Pennsylvania to Sydney flights typically cost between $1,985 and $2,466 in February.
The cheapest return price found within the last 5 days was $1,560 on Air Canada (24 Feb–3 Mar).

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 33 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

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 28h 05m. United Airlines provides one of the quickest options available for as low as $1,894. The distance between Pennsylvania and Sydney is about 15871 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, February is the cheapest month in which you can book a flight from Pennsylvania to Sydney (average of $1,554). Flying from Pennsylvania to Sydney in January is currently the most expensive (average of $2,227). 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

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Top airline flying from Pennsylvania to Sydney

Airline	Cheapest	Average	Flexibility	On-time
Qantas Airways	Cheapest$1,947	Average$1,981	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights

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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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Cheap flights from Pennsylvania to Sydney from $1,021

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Pennsylvania to Sydney

Cheapest flights from Pennsylvania to SydneyExplore 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 26 October 2026.

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 26 October 2026.

Best flights from Pennsylvania to SydneyDiscover carefully curated flight deals from Pennsylvania to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 October 2026.

Discover carefully curated flight deals from Pennsylvania to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 October 2026.

Last-minute flights from Pennsylvania to SydneyDiscover last-minute flight deals from Pennsylvania to Sydney. Data last updated 26 October 2026 and is based on user searches.

Discover last-minute flight deals from Pennsylvania to Sydney. Data last updated 26 October 2026 and is based on user searches.

One-way flights from Pennsylvania to SydneySearch for one-way flight options from Pennsylvania to Sydney. Find affordable one-way fares based on user searches. Data last updated 26 October 2026.

Search for one-way flight options from Pennsylvania to Sydney. Find affordable one-way fares based on user searches. Data last updated 26 October 2026.

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Use the filters below to find and compare flights from Pennsylvania to Sydney that are best for you.

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.

Cheapflights Insights

What is the cheapest month to book a flight from Pennsylvania to Sydney?

How much does it cost for a return flight from Pennsylvania to Sydney?

Airfare is below average for this route at the moment.

Pennsylvania to Sydney flights typically cost between $1,985 and $2,466 in February.The cheapest return price found within the last 5 days was $1,560 on Air Canada (24 Feb–3 Mar).

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 33 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

What airport do you fly into for flights to Sydney from Pennsylvania?

How long is the flight from Pennsylvania to Sydney?

What are the most popular routes from Pennsylvania to Sydney?

Can I find deals for flights from Pennsylvania to Sydney that include hotel bookings?

How can I find direct flights from Pennsylvania to Sydney?

Can I find deals for business class flights from Pennsylvania to Sydney?

What is the cheapest month to book a flight from Pennsylvania to Sydney?

Travelling to a place near Sydney?

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Pennsylvania and Sydney flights

Browse other Pennsylvania and Sydney flight options. Last updated on 26 October 2026.

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

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

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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 26 October 2026.

Best flights from Pennsylvania to Sydney
Discover carefully curated flight deals from Pennsylvania to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 October 2026.

Last-minute flights from Pennsylvania to Sydney
Discover last-minute flight deals from Pennsylvania to Sydney. Data last updated 26 October 2026 and is based on user searches.

One-way flights from Pennsylvania to Sydney
Search for one-way flight options from Pennsylvania to Sydney. Find affordable one-way fares based on user searches. Data last updated 26 October 2026.

Pennsylvania to Sydney flights typically cost between $1,985 and $2,466 in February.
The cheapest return price found within the last 5 days was $1,560 on Air Canada (24 Feb–3 Mar).