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Cheap flights from Sydney to Philadelphia from $1,194

SYD — PHL
20 Nov — 27 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Philadelphia

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Philadelphia

Thu 26/1121:40 -
2 stops36h 03m
Sat 5/1218:11 -
2 stops57h 34m
Deal found 21/10$1,597
Tue 27/1021:40 -
2 stops34h 58m
Mon 2/1107:02 -
2 stops68h 43m
Deal found 19/10$1,623
Thu 5/1111:10 -
1 stop25h 04m
Mon 9/1119:37 -
2 stops45h 23m
Deal found 16/10$1,650
Sun 25/1021:40 -
2 stops47h 01m
Mon 2/1107:02 -
2 stops68h 43m
Deal found 19/10$1,694
Thu 26/1111:10 -
1 stop22h 45m
Sat 5/1210:30 -
1 stop30h 30m
Deal found 21/10$1,760
Mon 30/1117:50 -
2 stops38h 34m
Mon 7/1215:55 -
1 stop25h 05m
Deal found 18/10$1,770
Sat 14/1111:10 -
1 stop35h 56m
Sat 21/1118:39 -
1 stop22h 21m
Deal found 17/10$1,788

Find flight deals from Sydney to Philadelphia

Round-trip from

$1,597

One-way from

$1,194

Popular in

December

Cheapest in

July

Average price

$1,963
26/11-5/12
  • 26/11-5/12
  • 4 total stops
  • 93h 37m total
  • Sydney to Philadelphia
Search Deals
18/12-31/12
  • 18/12-31/12
  • 3 total stops
  • 48h 51m total
  • Sydney to Philadelphia
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($342 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($98 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 Sydney to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Fri 15/1

14:55-12:16

3 stops37h 21m

Philadelphia

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,408

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 26/11

21:40-17:43

2 stops36h 03m

Philadelphia

Sat 5/12

18:11-19:45

2 stops57h 34m

$1,597

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 5/11

11:10-20:14

1 stop25h 04m

Philadelphia

Mon 9/11

19:37-09:00

2 stops45h 23m

$1,650

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Sun 25/10

21:40-05:41

2 stops47h 01m

Philadelphia

Mon 2/11

07:02-19:45

2 stops68h 43m

$1,694

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Sun 13/12

21:40-17:08

2 stops35h 28m

Philadelphia

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,717

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Tue 12/1

13:35-17:15

2 stops43h 40m

Philadelphia

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,735

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Mon 11/1

11:20-17:52

1 stop22h 32m

Philadelphia

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,741

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Tue 15/12

21:40-05:40

2 stops24h 00m

Philadelphia

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,745

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 17/12

08:30-13:05

3 stops44h 35m

Philadelphia

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,836

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Sun 10/1

21:40-17:11

2 stops35h 31m

Philadelphia

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,844

Flights are sorted by cheapest return flights first.

Deals found on 18/10

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 return 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 $1,494). Flying from Sydney to Philadelphia in December is currently the most expensive (average of $2,795). 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 Sydney to Philadelphia?

Airfare is typical for this route at the moment.

Sydney to Philadelphia flights typically cost between $1,162 and $1,955 in November.
The cheapest return price found within the last 5 days was $1,597 on Multiple Airlines (26 Nov–5 Dec).

Reviews of airlines servicing Philadelphia

Get a feel of what it's like to fly with Qantas Airways,United Airlines, andAmerican Airlines from Sydney to Philadelphia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
1,115 reviews
Check prices

Comfort

7.4

Overall

7.5

Food

7.0

Crew

8.1

Boarding

7.7

Entertainment

7.2

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
Qantas Airways
7.5
Good
1,115 reviews
Qantas Airways
7.5
Good
1,115 reviews
Check prices

Comfort

7.4

Overall

7.5

Food

7.0

Crew

8.1

Boarding

7.7

Entertainment

7.2

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
United Airlines
7.3
Good
10,394 reviews
Qantas Airways
7.5
Good
1,115 reviews
Check prices

Comfort

7.4

Overall

7.5

Food

7.0

Crew

8.1

Boarding

7.7

Entertainment

7.2

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
American Airlines
7.0
Good
12,181 reviews
Qantas Airways
7.5
Good
1,115 reviews
Check prices

Comfort

7.4

Overall

7.5

Food

7.0

Crew

8.1

Boarding

7.7

Entertainment

7.2

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!

Related info for your journey

  • How long is the flight from Sydney to Philadelphia?

    Departing from Sydney to Philadelphia will take you 25h 04m. The distance between Sydney and Philadelphia is about 15871 km.

  • What are the cheapest airlines flying from Sydney to Philadelphia round-trip?

    United Airlines, at $609, was found to be the cheapest airline from Sydney to Philadelphia.Alternate airlines to your destination round-trip include Qantas Airways and American Airlines. Users have found that United Airlines is 70% cheaper than the other options available to this destination.

  • 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 holiday 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 $1,494). Flying from Sydney to Philadelphia in December is currently the most expensive (average of $2,795). 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

Browse thousands of different options on Cheapflights for your next trip

Fly from Sydney to Philadelphia on these airlines

Qantas Airways flights from Sydney Kingsford Smith to Philadelphia

Top 3 airlines flying from Sydney to Philadelphia

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$609Average$1,494FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,571Average$2,794FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,846Average$2,075FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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