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Cheap flights from Philadelphia to Sydney from $865

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 26/11. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
26 Nov — 3 Dec1
1 adult

The best prices from Philadelphia to Sydney Kingsford Smith are usually found in March or February, booked 27 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Find flights from Philadelphia to Sydney within your budget

Customise your flight search to find flights from Philadelphia 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 719,399 searches. Data last updated 21 November 2024.

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PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Tue 28/1

08:05-06:50

2 stops30h 45m

Sydney Kingsford Smith

Thu 6/2

11:05-17:28

2 stops22h 23m

$1,279

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 29/1

08:00-07:00

1 stop31h 00m

Sydney Kingsford Smith

Tue 11/2

12:10-17:20

1 stop21h 10m

$1,447

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Tue 28/1

11:02-12:30

3 stops33h 28m

Sydney Kingsford Smith

Thu 6/2

14:00-07:28

3 stops33h 28m

$1,701

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 27/11

18:30-09:15

1 stop22h 45m

Sydney Kingsford Smith

Fri 31/1

13:55-17:20

2 stops43h 25m

$2,417

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Tue 18/2

15:30-09:35

3 stops50h 05m

Sydney Kingsford Smith

Wed 12/3

10:20-14:50

2 stops43h 30m

$2,426

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Sun 19/1

13:55-09:00

1 stop27h 05m

Sydney Kingsford Smith

Thu 6/2

11:15-17:44

1 stop22h 29m

$3,053

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Sun 19/1

15:55-06:35

1 stop22h 40m

Sydney Kingsford Smith

Thu 6/2

11:50-21:02

1 stop25h 12m

$3,183

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Sun 15/12

13:45-20:20

2 stops38h 35m

Sydney Kingsford Smith

Sun 22/12

22:10-07:32

3 stops49h 22m

$4,344

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 27/11

16:37-09:25

3 stops48h 48m

Sydney Kingsford Smith

Fri 31/1

11:40-19:45

3 stops48h 05m

$4,707

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Tue 18/2

10:50-12:00

2 stops33h 10m

Sydney Kingsford Smith

Wed 26/2

22:20-19:17

2 stops36h 57m

$10,749

Flights are sorted by cheapest return flights first.

Deals found on 19/11

Showing 1-10 of 20 results
1
2

Cheap flight deals from Philadelphia to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 November 2024.

Round-trip from

$1,279

One-way from

$865

Popular in

December

Cheapest in

March
Delta
  • Delta
  • 28/1-6/2
  • 4 total stops
  • 53h 08m total
  • Philadelphia to Sydney
26/11
  • 26/11
  • 3 total stops
  • 36h 35m total
  • Philadelphia to Sydney
High demand for flights, 23% potential price rise
Best time to find cheap flights, 20% potential price drop

Find flight deals from Philadelphia to Sydney

Cheapest flights from Philadelphia to Sydney
Explore the most affordable flight options available from Philadelphia to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.

Wed 27/1118:30PHL - SYD
1 stop22h 45mAir New Zealand
Fri 31/113:55SYD - PHL
2 stops43h 25mAir New Zealand
Deal found 20/11$2,417
Thu 28/1109:00PHL - SYD
3 stops33h 40mMultiple Airlines
Thu 5/1214:00SYD - PHL
3 stops33h 48mMultiple Airlines
Deal found 20/11$2,471
Fri 29/1116:25PHL - SYD
2 stops46h 30mAir Canada
Fri 6/1211:20SYD - PHL
2 stops43h 30mAir Canada
Deal found 19/11$3,524
Sun 24/1115:50PHL - SYD
1 stop25h 10mQantas Airways
Tue 26/1111:15SYD - PHL
1 stop22h 20mQantas Airways
Deal found 20/11$3,685
Wed 20/1118:45PHL - SYD
1 stop22h 15mAmerican Airlines
Wed 27/1111:50SYD - PHL
1 stop21h 06mAmerican Airlines
Deal found 20/11$4,197
Sun 15/1213:45PHL - SYD
2 stops38h 35mChina Southern
Sun 22/1222:10SYD - PHL
3 stops49h 22mChina Southern
Deal found 20/11$4,344
Wed 27/1116:37PHL - SYD
3 stops48h 48mLATAM Airlines
Fri 31/111:40SYD - PHL
3 stops48h 05mLATAM Airlines
Deal found 20/11$4,707
Fri 27/1211:20PHL - SYD
2 stops40h 55mANA
Tue 7/121:45SYD - PHL
2 stops35h 50mANA
Deal found 21/11$15,046
Fri 27/1218:35PHL - SYD
2 stops49h 25mCathay Pacific
Tue 7/122:20SYD - PHL
2 stops37h 59mCathay Pacific
Deal found 20/11$15,820
Fri 27/1219:50PHL - SYD
1 stop31h 00mQatar Airways
Tue 7/121:40SYD - PHL
2 stops36h 14mQatar Airways
Deal found 20/11$17,108

Best time to book a flight from Philadelphia to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Philadelphia 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.

Travel insights for flights from Philadelphia to Sydney

Get recent, data-driven insights about flights from Philadelphia to Sydney including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Philadelphia to Sydney?

Use this chart to determine the optimal time to book a return flight from Philadelphia to Sydney. Price data was last updated on 15 November 2024.

Booking 27 days in advance of your planned departure date is, on average, the best time to get cheap flights from Philadelphia to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, May is the cheapest month in which you can book a flight from Philadelphia to Sydney (average of $129). Flying from Philadelphia to Sydney in October is currently the most expensive (average of $171). 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.

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

Find hourly flight availability from Philadelphia to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 November 2024.

When flying from Philadelphia to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

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.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 21 November 2024.
Read through reviews of airlines operating flights from Philadelphia to Sydney, such as Air Canada and Qantas Airways. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.4
Very Good
833 reviews

Crew

8.7

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Boarding

8.6

Reviews

1 / 10

I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.

8.4
Very Good
833 reviews
8.4
Very Good
833 reviews

Crew

8.7

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Boarding

8.6

Reviews

1 / 10

I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.

8.3
Very Good
1,460 reviews
8.4
Very Good
833 reviews

Crew

8.7

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Boarding

8.6

Reviews

1 / 10

I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.

8.1
Very Good
531 reviews
8.4
Very Good
833 reviews

Crew

8.7

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Boarding

8.6

Reviews

1 / 10

I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.

8.0
Very Good
8,756 reviews
8.4
Very Good
833 reviews

Crew

8.7

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Boarding

8.6

Reviews

1 / 10

I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.

7.6
Good
820 reviews
8.4
Very Good
833 reviews

Crew

8.7

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Boarding

8.6

Reviews

1 / 10

I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from Philadelphia to Sydney round-trip?

    Our cheapest airline available from Philadelphia to Sydney is Delta. Our recent data shows that you can find tickets from as low as $1,279 on this airline. Additional options worth looking into are United Airlines and Air New Zealand, starting at $1,447 and $2,417 round-trip. Delta is currently priced 47% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Philadelphia to Sydney one-way?

    To fly one-way, consider booking your trip with Qantas Airways, which is currently one of the cheapest options available, starting at $1,680. American Airlines flights start at $2,076 while deals on United Airlines start at $2,158 one-way.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Philadelphia to Sydney (average of $129). Flying from Philadelphia to Sydney in October is currently the most expensive (average of $171). 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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Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Sydney?

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Yes, we can. To see specific flights from Philadelphia to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Of course! You can now track prices for flights from Philadelphia to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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