SYD - PHL

$589 Find Cheap Flights from Sydney to Philadelphia - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,299
Typical prices: $1,170-$1,897
American Airlines
Sun 2/4Thu 2/8
SYD - PHL • 1 stop
Cheapest one-way
$589
Typical prices: $848-$1,389
Multiple Airlines
Wed 2/28
SYD - PHL • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Sydney and Philadelphia. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
July
Cheapest • 23% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top layover airports
San Francisco (SFO)
Cheapest • Avg $1,181 (round-trip)
Dallas/Fort Worth (DFW)
Shortest trip • 22h 05m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Sydney to Philadelphia (SYD-PHL)

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

Recent round-trip flight deals from Sydney to Philadelphia

Thu, Feb 4 - Mon, Feb 8
American Airlines Logo
11:10 am - 7:30 amSYD  Sydney Kingsford Smith-PHL Philadelphia
36h 20m1 stop Los Angeles
American Airlines Logo
8:20 am - 11:45 amPHL  Philadelphia-SYD Sydney Kingsford Smith
35h 25m2 stops Dallas/Fort Worth Brisbane
$1,299American Airlines
Thu, Feb 4 - Mon, Feb 8
American Airlines Logo
11:10 am - 7:30 amSYD  Sydney Kingsford Smith-PHL Philadelphia
36h 20m1 stop Los Angeles
American Airlines Logo
10:40 am - 11:45 amPHL  Philadelphia-SYD Sydney Kingsford Smith
33h 05m2 stops Dallas/Fort Worth Brisbane
$1,303American Airlines
Tue, Jan 26 - Tue, Feb 9
Air New Zealand Logo
9:55 am - 10:59 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
29h 04m2 stops Auckland Intl Houston George Bush Intcntl
Air New Zealand Logo
9:00 am - 8:35 amPHL  Philadelphia-SYD Sydney Kingsford Smith
31h 35m2 stops San Francisco Auckland Intl
$1,373Air New Zealand
Wed, Jan 20 - Sun, Jan 31
American Airlines Logo
11:10 am - 7:30 amSYD  Sydney Kingsford Smith-PHL Philadelphia
36h 20m1 stop Los Angeles
American Airlines Logo
10:34 am - 9:00 amPHL  Philadelphia-SYD Sydney Kingsford Smith
30h 26m1 stop Los Angeles
$1,395American Airlines
Tue, Nov 17 - Mon, Jan 11
Air New Zealand Logo
9:55 am - 10:57 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
29h 02m2 stops Auckland Intl Houston George Bush Intcntl
Air New Zealand Logo
8:00 am - 10:35 amPHL  Philadelphia-SYD Sydney Kingsford Smith
34h 35m2 stops Houston George Bush Intcntl Auckland Intl
$1,396Air New Zealand
Thu, Nov 26 - Tue, Dec 8
Qantas Airways Logo
11:10 am - 8:35 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
25h 25m1 stop Los Angeles
Qantas Airways Logo
1:50 pm - 9:00 amPHL  Philadelphia-SYD Sydney Kingsford Smith
27h 10m1 stop Los Angeles
$1,423Qantas Airways
Thu, Nov 26 - Tue, Dec 8
Qantas Airways Logo
11:10 am - 5:55 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
22h 45m1 stop Los Angeles
Qantas Airways Logo
2:46 pm - 9:00 amPHL  Philadelphia-SYD Sydney Kingsford Smith
26h 14m2 stops Dallas/Fort Worth Los Angeles
$1,428Qantas Airways
Mon, Jan 25 - Mon, Feb 8
Qatar Airways Logo
3:50 pm - 2:50 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
39h 00m1 stop Doha Hamad Intl
Qatar Airways Logo
4:40 pm - 6:20 pmPHL  Philadelphia-SYD Sydney Kingsford Smith
33h 40m2 stops Boston Logan Intl Doha Hamad Intl
$1,440Qatar Airways
Fri, Nov 27 - Tue, Dec 8
Delta Logo
10:40 am - 9:08 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
26h 28m2 stops Los Angeles Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 8:30 amPHL  Philadelphia-SYD Sydney Kingsford Smith
34h 30m2 stops Detroit Metropolitan Wayne County Los Angeles
$1,445Delta
Thu, Nov 26 - Tue, Dec 8
Delta Logo
10:40 am - 5:38 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
22h 58m2 stops Los Angeles Salt Lake City
Delta Logo
12:22 pm - 8:30 amPHL  Philadelphia-SYD Sydney Kingsford Smith
28h 08m2 stops Detroit Metropolitan Wayne County Los Angeles
$1,447Delta
Booking Insights

Price, demand and travel trends for Sydney to Philadelphia flights

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

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

Round-trip flights from Sydney to Philadelphia typically range from $1,170 to $1,897. The lowest price found in the past 5 days was $1,299, on American Airlines.

What's the cheapest day of the week to fly from Sydney to Philadelphia?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Sydney to Philadelphia. It’s 16% cheaper than the average day, while Monday is the most expensive, with prices 16% higher.

What’s the cheapest month to fly from Sydney to Philadelphia?

•July is the cheapest month to fly from Sydney to Philadelphia at $1,045 round-trip.
•December ($1,955) and January ($1,818) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 87% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Sydney to Philadelphia flights

Low season

October

Cheapest flight

$589
Beat the crowds with an average 46% drop in travelers.
The most popular month to fly with an average 46% increase in travelers.
One-way flight from Sydney to Philadelphia

When to book flights from Sydney to Philadelphia

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

Your Sydney to Philadelphia flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

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

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

  • How long is a flight from Sydney to Philadelphia?

    A nonstop flight from Sydney to Philadelphia takes 00m, covering 9,862 miles.

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

    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.

  • How much should I expect to pay for a Sydney to Philadelphia flight?

    Round-trip flights from Sydney to Philadelphia range from $1,170 to $1,897, with an average of $1,363 over the past 12 months. Anything below $1,170 counts as a good deal.

  • Have flight prices from Sydney to Philadelphia changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,299 to $8,172. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Sydney to Philadelphia looking right now?

    One-way fares from Sydney to Philadelphia are currently lower than usual. Average one-way flight prices are about $860, which is 13% below the typical average for this route.

  • What car rental options are available at Philadelphia Airport (PHL)?

    Philadelphia Airport (PHL) hosts 5 major car rental companies, with daily rates averaging $70 for economy cars. Top options include:

    • Payless
    • Dollar
    • Hertz
    • Thrifty
    • Alamo

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

    Flights from Sydney to Philadelphia usually depart from Sydney Kingsford Smith (SYD) and arrive at Philadelphia (PHL).

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

    One-stop flights from Sydney to Philadelphia most commonly connect through:

    • Los Angeles (LAX) - 51% of one-stop connections
    • San Francisco (SFO) - 34% of one-stop connections
    • Dallas/Fort Worth (DFW) - 14% of one-stop connections
    • Toronto Pearson Intl (YYZ) - 1% of one-stop connections

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

    Yes. Flexible dates can save you up to 28% on flights from Sydney to Philadelphia. Sunday is the cheapest departure day at $1,152 round-trip on average, while Monday is the most expensive at $1,592, a difference of $440.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Sydney to Philadelphia?

    Flying via San Francisco (SFO) gives the shortest average 1-stop total travel time at 22h 05m, compared with 22h 05m via Dallas/Fort Worth (DFW) and 23h 31m via Los Angeles (LAX).

  • What is the time difference between Sydney and Philadelphia?

    Philadelphia is 16 hours behind Sydney (Eastern Time vs Eastern Australia Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Philadelphia?

    Some of the most popular sights in Philadelphia are Philadelphia Convention Center, Rittenhouse Square and Philadelphia Stadium. These are among the most viewed places in Philadelphia on KAYAK.

Your guide to booking Sydney to Philadelphia flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Monday. On this route, Sunday flights average $1,152, about $440 less than Monday fares (28% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Sydney to Philadelphia trip for July. Fares historically average $1,045 round-trip in that month - typically $910 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Philadelphia Airport.

    • Sonesta Select Philadelphia Airport
    • Microtel Inn & Suites by Wyndham Philadelphia Airport
    • Delta Hotels by Marriott Philadelphia Airport

More options for your flight from Sydney to Philadelphia

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

Car rentals in Philadelphia
Hotels in Philadelphia
Vacations in Philadelphia