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SYD to PHL: distance & flight time
Sydney (Sydney Kingsford Smith International Airport) → Philadelphia (Philadelphia International Airport)
9,869 mi
15,883 km · 8,576 nm
19h 49m
estimated nonstop flight time
-14h
time difference · heading northeast
See live SYD→PHL fares Phone-only fares on this route — call free
Flight time details
9,869 miles nonstop takes roughly 19h 49m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- SYD — Sydney Kingsford Smith International Airport · Sydney, Australia
- PHL — Philadelphia International Airport · Philadelphia, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near SYD
- BWU · Sydney Bankstown Airport11 mi away
- CDU · Camden Airport29 mi away
- XRH · RAAF Base Richmond33 mi away
- WOL · Wollongong Airport48 mi away
Near PHL
- BBX · Wings Field18 mi away
- PNE · Northeast Philadelphia Airport19 mi away
- LLY · South Jersey Regional Airport22 mi away
- NXX · Willow Grove Naval Air Station/Joint Reserve Base23 mi away
Frequently asked questions
How far is SYD from PHL?
The flight distance from Sydney (SYD) to Philadelphia (PHL) is 9,869 miles (15,883 km, 8,576 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SYD to PHL?
A nonstop flight takes about 19h 49m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Sydney and Philadelphia?
Philadelphia is 14 hours behind Sydney.
What is the cheapest way to fly from SYD to PHL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SYD–PHL that never appear on search engines, with no booking fees.