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Philadelphia

$906+ Cheap flights from Sydney (SYD) to Philadelphia (PHL)

SYD — PHL
Oct 16 — Oct 231
Fri 10/16
Fri 10/23
1 adult, Economy
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Cheap flight deals from Sydney to Philadelphia

Cheapest flights from Sydney to Philadelphia

Mon 10/1910:20 am -
3 stops50h 12m
Mon 10/263:20 pm -
2 stops26h 15m
Deal found 9/13$941
Wed 10/2810:20 am -
2 stops27h 36m
Wed 11/43:20 pm -
2 stops26h 15m
Deal found 9/13$959
Thu 11/511:20 am -
2 stops27h 36m
Mon 11/93:20 pm -
2 stops26h 15m
Deal found 9/13$1,056

Find flight deals from Sydney to Philadelphia

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$941
(lol.travel)

One-way from

$906
(Delta)

Popular in

September

Cheapest in

July

Average price

$2,436
Provider with most accurate pricing for Sydney Kingsford Smith-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Philadelphia flights.
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From Sydney Kingsford Smith to Philadelphia
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One-way flight from Sydney Kingsford Smith to Philadelphia
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Highest demand for flights based on searches. 10% potential increase in price ($173 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($87 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

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

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Price

Cheapest round-trip

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Sun 1/31

10:40 am-11:40 pm

2 stops29h 00m

Philadelphia

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$906

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Mon 10/19

10:20 am-9:32 pm

3 stops50h 12m

Philadelphia

Mon 10/26

3:20 pm-8:35 am

2 stops26h 15m

$969

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 11/5

11:20 am-4:21 pm

2 stops45h 01m

Philadelphia

Mon 11/9

3:20 pm-9:35 am

2 stops26h 15m

$1,056

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Mon 10/19

10:10 am-6:50 pm

2 stops23h 40m

Philadelphia

Mon 10/26

7:45 pm-9:00 am

1 stop22h 15m

$1,191

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 11/5

9:20 am-11:09 pm

2 stops29h 49m

Philadelphia

Mon 11/9

7:53 pm-7:00 am

1 stop43h 07m

$1,193

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Sun 11/1

11:50 am-6:15 pm

1 stop21h 25m

Philadelphia

Sat 11/7

6:46 pm-7:00 am

2 stops44h 14m

$1,247

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Wed 12/23

11:50 am-4:58 am

1 stop33h 08m

Philadelphia

Sat 1/23

6:13 pm-6:20 am

1 stop44h 07m

$1,301

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 12/17

9:00 am-12:54 am

3 stops31h 54m

Philadelphia

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$1,305
Quickest round-trip

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Fri 12/25

11:20 am-4:37 pm

1 stop21h 17m

Philadelphia

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$1,318

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Fri 12/25

7:25 pm-7:45 am

2 stops52h 20m

Philadelphia

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$1,339

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Sydney to Philadelphia

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to Philadelphia in September.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sydney-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sydney-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sydney-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sydney to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Sydney with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Sydney to Philadelphia

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

Currently, July is the cheapest month in which you can book a flight from Sydney to Philadelphia (average of $1,045). Flying from Sydney to Philadelphia in September is currently the most expensive (average of $2,436). 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 to fly round-trip from Sydney to Philadelphia?

Airfare is below average for this route at the moment.

Sydney to Philadelphia flights typically cost between $2,200 and $2,577 in October.
The cheapest round-trip price found within the last 5 days was $941 on Air Canada (Oct 19-Oct 26).

Related info for your journey

  • How long is the flight from Sydney to Philadelphia?

    A quick flight from Sydney to Philadelphia can take about 23h 40m. Air Canada provides one of the quickest options available for as low as $1,191. Airlines will cover a distance of 9862 mi. This flight may include one or multiple stops.

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

    Yes. In addition to deals on Sydney to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Philadelphia.

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

    Yes. Cheapflights offers flight deals from Sydney to Philadelphia 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 Sydney to Philadelphia?

    Currently, July is the cheapest month in which you can book a flight from Sydney to Philadelphia (average of $1,045). Flying from Sydney to Philadelphia in September is currently the most expensive (average of $2,436). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Reading
King of Prussia
Camden
Ocean City
Wildwood Crest
Cherry Hill
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Vineland
Millville

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Sydney to Philadelphia

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