How much should you expect to spend for a flight from Philadelphia to Sydney?

Flight prices from Philadelphia to Sydney change depending on demand and time of booking.

Pick a travel date to see today’s available fares.

Studies show that flying midweek — like on a Tuesday or Wednesday — can be cheaper than weekend flights. Still, airfares change frequently, so check updated prices on Jetcost.

Flying from or to Philadelphia and Sydney? Here are your airport options

Knowing your full list of nearby airports can make flight planning easier, especially when routes vary.

• Airports in Philadelphia: Trenton Mercer is another possible choice alongside Philadelphia - International.
• Airports in Sydney: Sydney - Kingsford Smith is the only arrival option right now.

For families or those traveling with assistance, smaller airports can be easier to navigate. Cities served by multiple airports often allow for more flexible travel planning.

Smart ways to search flights from Philadelphia to Sydney

Use Jetcost to view tailored results based on what you care about — time, duration, number of stops, or even your preferred booking agency. Results include the best airlines and travel agencies.

Other popular destinations

Flying to Australia? Other travelers also searched: Adelaide, Brisbane, Melbourne, Perth, Sydney.

Prefer non-stop flights? Just activate the filter to skip unnecessary layovers. If your dates are flexible, you can also explore different departure and return combinations to find the best fit.