Which airports can I use when flying from Philadelphia to Sydney?

Flights from Philadelphia to Sydney usually depart from Philadelphia (PHL) and arrive at Sydney (YQY).

What cabin classes can I book on flights from Philadelphia to Sydney?

Only Economy Class is available on flights from Philadelphia to Sydney.

Which airports do connecting flights from Philadelphia to Sydney pass through?

Most connecting flights from Philadelphia to Sydney pass through Montreal Pierre Elliott Trudeau Intl (YUL), which handles 100% of one-stop traffic on this route.

Can I save money by using flexible dates for flights from Philadelphia to Sydney?

Yes. Flexible dates can save you up to 46% on flights from Philadelphia to Sydney. Sunday is the cheapest departure day at $969 round-trip on average, while Monday is the most expensive at $1,789, a difference of $820. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Do I need a passport to fly from Philadelphia to Sydney?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Philadelphia to Sydney changed much recently?

Based on fares seen in the past 5 days, round-trip prices on this route were fairly steady, ranging from about $1,143 to $1,184. The highest observed fare was only about 3% higher than the lowest one.

What is the time difference between Philadelphia and Sydney?

Sydney is 1 hour ahead of Philadelphia (Atlantic Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

How much is a round-trip flight from Philadelphia to Sydney?

Round-trip flights from Philadelphia to Sydney typically range from $969 to $1,789. The lowest price found in the past 5 days was $1,143, on Air Canada.

Which airline is the cheapest to fly from Philadelphia to Sydney?

Air Canada ($1,143) offered the cheapest round-trip ticket from Philadelphia to Sydney in the last 5 days.

What is the cheapest layover airport when flying from Philadelphia to Sydney?

Flights via Montreal Pierre Elliott Trudeau Intl (YUL) offer the most affordable fares, with an average round-trip price of $921. Based on KAYAK data over the past 3 months.

When flying from Philadelphia to Sydney which airport offers the shortest layover?

Montreal Pierre Elliott Trudeau Intl (YUL) had the shortest average connection time for Philadelphia to Sydney layovers at 3h 23m over the past 3 months.

$1,143 CHEAP FLIGHTS from Philadelphia to Sydney (PHL - YQY)

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$1,143

Typical prices: $969-$1,789

Air Canada

Mon 1/8Fri 1/12

PHL - YQY • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Sydney!

Flight Deals

Cheap Flights from Philadelphia to Sydney (PHL-YQY)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Philadelphia to Sydney

Fri, Jan 8 - Tue, Jan 12

3:35 pm - 12:26 amPHL Philadelphia-YQY Sydney

7h 51m1 stop Montreal Pierre Elliott Trudeau Intl

5:45 am - 4:21 pmYQY Sydney-PHL Philadelphia

11h 36m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$1,143Air Canada

Fri, Jan 8 - Tue, Jan 12

9:15 am - 12:26 amPHL Philadelphia-YQY Sydney

14h 11m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

5:45 am - 4:21 pmYQY Sydney-PHL Philadelphia

11h 36m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$1,145Air Canada

Fri, Jan 8 - Tue, Jan 12

9:15 am - 12:26 amPHL Philadelphia-YQY Sydney

14h 11m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

5:45 am - 4:21 pmYQY Sydney-PHL Philadelphia

11h 36m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$1,146Air Canada

Fri, Jan 8 - Tue, Jan 12

3:35 pm - 12:26 amPHL Philadelphia-YQY Sydney

7h 51m1 stop Montreal Pierre Elliott Trudeau Intl

12:10 pm - 10:46 pmYQY Sydney-PHL Philadelphia

11h 36m1 stop Toronto Pearson Intl

$1,163Air Canada

Fri, Jan 8 - Tue, Jan 12

3:35 pm - 12:26 amPHL Philadelphia-YQY Sydney

7h 51m1 stop Montreal Pierre Elliott Trudeau Intl

5:45 am - 4:21 pmYQY Sydney-PHL Philadelphia

11h 36m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$1,163Air Canada

Booking Insights

Price, demand and travel trends for Philadelphia to Sydney flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Philadelphia to Sydney? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Philadelphia to Sydney departing in january.

Find deals

Cheapest flight	$1,143

Round-trip flight from Philadelphia to Sydney

When to book flights from Philadelphia to Sydney

Are your dates flexible? Find out the best times to travel from Philadelphia to Sydney based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Philadelphia to Sydney?
Only Economy Class is available on flights from Philadelphia to Sydney.
Do I need a passport to fly from Philadelphia to Sydney?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Philadelphia to Sydney changed much recently?
Based on fares seen in the past 5 days, round-trip prices on this route were fairly steady, ranging from about $1,143 to $1,184. The highest observed fare was only about 3% higher than the lowest one.
Which airports can I use when flying from Philadelphia to Sydney?
Flights from Philadelphia to Sydney usually depart from Philadelphia (PHL) and arrive at Sydney (YQY).
Which airports do connecting flights from Philadelphia to Sydney pass through?
Most connecting flights from Philadelphia to Sydney pass through Montreal Pierre Elliott Trudeau Intl (YUL), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Philadelphia to Sydney?
Yes. Flexible dates can save you up to 46% on flights from Philadelphia to Sydney. Sunday is the cheapest departure day at $969 round-trip on average, while Monday is the most expensive at $1,789, a difference of $820.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.
What is the time difference between Philadelphia and Sydney?
Sydney is 1 hour ahead of Philadelphia (Atlantic Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Sunday departure and avoid flying on Monday. On this route, Sunday flights average $969, about $820 less than Monday fares (46% savings) based on the last 12 months.

More options for your flight from Philadelphia to Sydney

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other destinations

Return flight

Complete your trip to Sydney with a hotel stay or car rental

Car rentals in Sydney

Hotels in Sydney

PHL - YQY

$1,143 Find Cheap Flights from Philadelphia to Sydney - Compare and Save

Everything you should know

Cheap Flights from Philadelphia to Sydney (PHL-YQY)

Recent round-trip flight deals from Philadelphia to Sydney

Recent one-way flight deals from Philadelphia to Sydney

Price, demand and travel trends for Philadelphia to Sydney flights

How much is a round-trip flight from Philadelphia to Sydney?

Which airline is the cheapest to fly from Philadelphia to Sydney?

What is the cheapest layover airport when flying from Philadelphia to Sydney?

When flying from Philadelphia to Sydney which airport offers the shortest layover?

Key details for Philadelphia to Sydney flights

Cheapest flight

When to book flights from Philadelphia to Sydney

Your Philadelphia to Sydney flight questions, answered

Your guide to booking Philadelphia to Sydney flights

More options for your flight from Philadelphia to Sydney

Complete your trip to Sydney with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Philadelphia to Sydney

Find direct flights to and from Philadelphia and Sydney

Flights from domestic origins to Sydney

Flights to other popular destinations

Find deals for your return flight