Sydney (SYD) → Philadelphia (PHL)
About Sydney to Philadelphia Flights
Discover the best flights from Sydney to Philadelphia, covering 15,882 km in approximately 20h 21m. Sydney (SYD) to Philadelphia (PHL) is one of the major long-haul routes connecting Australia and United States. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Sydney to Philadelphia.
12-Month Price History
Flight prices from Sydney to Philadelphia vary significantly throughout the year. February typically offers the best deals with average prices around $2758, while July sees the highest prices, averaging $4625. Savvy travelers can save up to 40% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
155 days
For best prices
Booking Tips
For the best prices on Sydney to Philadelphia flights, we recommend booking 94 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
Piedmont Airlines PT | $3260 | $12520 | $22990 |
UPS Airlines 5X | $3310 | $14430 | $21920 |
Delta Air Lines DL | $3750 | $13900 | $20000 |
Qantas QF | $3760 | $11920 | $17820 |
American Airlines AA | $3890 | $12970 | $21920 |
Virgin Australia VA | $4160 | $13260 | $19320 |
Jetstar Airways JQ | $4190 | $11650 | $17710 |
Piedmont Airlines
PT
Economy
$3260
Business
$12520
First
$22990
UPS Airlines
5X
Economy
$3310
Business
$14430
First
$21920
Delta Air Lines
DL
Economy
$3750
Business
$13900
First
$20000
Qantas
QF
Economy
$3760
Business
$11920
First
$17820
American Airlines
AA
Economy
$3890
Business
$12970
First
$21920
Virgin Australia
VA
Economy
$4160
Business
$13260
First
$19320
Jetstar Airways
JQ
Economy
$4190
Business
$11650
First
$17710
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
Sydney → New York
Sydney Kingsford Smith (SYD) to John F. Kennedy International (JFK)
Distance: 16,013 km
Average price: $3253
Sydney → Newark
Sydney Kingsford Smith (SYD) to Newark Liberty International (EWR)
Distance: 15,981 km
Average price: $3246
Sydney → Washington
Sydney Kingsford Smith (SYD) to Ronald Reagan Washington National (DCA)
Distance: 15,715 km
Average price: $3194
Don't Forget Travel Insurance!
Found your flight? Protect your trip with SafetyWing's comprehensive travel insurance. Perfect for trips to Philadelphia, United States.
- Medical coverage up to $250,000
- Trip interruption & delays covered
- Lost luggage protection included
From just $45/month • Works in 180+ countries • COVID-19 coverage included
Trusted by 100,000+ travelers
Frequently Asked Questions
How long is the flight from Sydney to Philadelphia?
The flight time from Sydney (SYD) to Philadelphia (PHL) is approximately 20 hours and 21 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between Sydney and Philadelphia?
The aerial distance between Sydney and Philadelphia is 15,882 kilometers (9,869 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from Sydney to Philadelphia?
Several airlines operate flights between Sydney and Philadelphia, including Qantas, Jetstar Airways, Virgin Australia and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from Sydney to Philadelphia?
Based on historical data, February typically offers the lowest airfares for flights from Sydney to Philadelphia. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Philadelphia?
For the best prices on Sydney to Philadelphia flights, we recommend booking 74 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from Sydney to Philadelphia?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of Australia traveling to United States should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between Sydney and Philadelphia?
Sydney operates on Australia/Sydney time zone, while Philadelphia is in the America/New_York time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.