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Cheap flights from Sydney to Philadelphia from $1,206

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sydney to Philadelphia

Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
11:20 - 07:05SYD  Sydney Kingsford Smith-PHL Philadelphia
34h 45m1 stop Los Angeles
Qantas Airways Logo
16:01 - 06:55PHL  Philadelphia-SYD Sydney Kingsford Smith
23h 54m1 stop Dallas/Fort Worth
$1,446Qantas Airways
Fri, 26 Mar - Sat, 27 Mar
American Airlines Logo
10:10 - 09:49SYD  Sydney Kingsford Smith-PHL Philadelphia
38h 39m2 stops Los Angeles Atlanta Hartsfield-Jackson
American Airlines Logo
17:30 - 09:00PHL  Philadelphia-SYD Sydney Kingsford Smith
24h 30m2 stops Dallas/Fort Worth Los Angeles
$1,689American Airlines
Fri, 9 Oct - Sun, 25 Oct
American Airlines Logo
10:10 - 09:49SYD  Sydney Kingsford Smith-PHL Philadelphia
38h 39m2 stops Los Angeles Atlanta Hartsfield-Jackson
American Airlines Logo
15:57 - 09:00PHL  Philadelphia-SYD Sydney Kingsford Smith
26h 03m1 stop Los Angeles
$1,689American Airlines
Fri, 9 Oct - Sun, 25 Oct
American Airlines Logo
11:10 - 05:15SYD  Sydney Kingsford Smith-PHL Philadelphia
34h 05m2 stops Los Angeles Phoenix Sky Harbor Intl
American Airlines Logo
20:05 - 06:55PHL  Philadelphia-SYD Sydney Kingsford Smith
42h 50m1 stop Dallas/Fort Worth
$1,786American Airlines
Thu, 5 Nov - Mon, 9 Nov
Qantas Airways Logo
13:00 - 22:52SYD  Sydney Kingsford Smith-PHL Philadelphia
24h 52m1 stop Dallas/Fort Worth
Qantas Airways Logo
19:45 - 06:25PHL  Philadelphia-SYD Sydney Kingsford Smith
43h 40m1 stop Los Angeles
$1,957Qantas Airways
Fri, 9 Oct - Sat, 24 Oct
Qantas Airways Logo
18:50 - 14:36SYD  Sydney Kingsford Smith-PHL Philadelphia
34h 46m1 stop Los Angeles
Qantas Airways Logo
20:32 - 06:55PHL  Philadelphia-SYD Sydney Kingsford Smith
43h 23m1 stop Dallas/Fort Worth
$1,971Qantas Airways
Fri, 9 Oct - Sat, 24 Oct
Multiple Airlines Logo
10:10 - 07:18SYD  Sydney Kingsford Smith-PHL Philadelphia
36h 08m2 stops Los Angeles Las Vegas Harry Reid Intl
Multiple Airlines Logo
05:50 - 06:25PHL  Philadelphia-SYD Sydney Kingsford Smith
33h 35m2 stops Denver Intl Los Angeles
$1,977Multiple Airlines
Fri, 9 Oct - Sat, 24 Oct
Delta Logo
10:15 - 23:50SYD  Sydney Kingsford Smith-PHL Philadelphia
28h 35m2 stops Los Angeles Minneapolis St Paul
Delta Logo
18:13 - 07:20PHL  Philadelphia-SYD Sydney Kingsford Smith
46h 07m2 stops Atlanta Hartsfield-Jackson Los Angeles
$1,991Delta
Mon, 12 Oct - Sat, 24 Oct
United Airlines Logo
11:50 - 17:06SYD  Sydney Kingsford Smith-PHL Philadelphia
21h 16m1 stop San Francisco
United Airlines Logo
09:45 - 06:20PHL  Philadelphia-SYD Sydney Kingsford Smith
28h 35m2 stops Chicago O'Hare Intl San Francisco
$2,647United Airlines
Thu, 24 Dec - Mon, 25 Jan
United Airlines Logo
11:50 - 17:06SYD  Sydney Kingsford Smith-PHL Philadelphia
21h 16m1 stop San Francisco
United Airlines Logo
12:40 - 07:00PHL  Philadelphia-SYD Sydney Kingsford Smith
26h 20m1 stop Houston George Bush Intcntl
$2,647United Airlines
Thu, 24 Dec - Mon, 25 Jan

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Qantas Airways flights from Sydney to Philadelphia

Our best Qantas Airways deals on Sydney to Philadelphia flight tickets
Qantas Airways
26 Mar
SYD11:20Sydney Kingsford Smith
34h 45m
1 stop
PHL07:05Philadelphia
27 Mar
PHL16:01Philadelphia
23h 54m
1 stop
SYD06:55Sydney Kingsford Smith
$1,446
Qantas Airways
9 Oct
SYD13:00Sydney Kingsford Smith
24h 52m
1 stop
PHL22:52Philadelphia
24 Oct
PHL19:45Philadelphia
43h 40m
1 stop
SYD06:25Sydney Kingsford Smith
$1,957
Qantas Airways
24 Dec
SYD11:20Sydney Kingsford Smith
21h 17m
1 stop
PHL16:37Philadelphia
25 Jan
PHL15:55Philadelphia
25h 05m
1 stop
SYD09:00Sydney Kingsford Smith
$2,782

American Airlines flights from Sydney to Philadelphia

Our best American Airlines deals on Sydney to Philadelphia flight tickets
American Airlines
8 Oct
SYD10:10Sydney Kingsford Smith
34h 16m
2 stops
PHL05:26Philadelphia
25 Oct
PHL08:20Philadelphia
31h 35m
1 stop
SYD06:55Sydney Kingsford Smith
$1,783
American Airlines
5 Nov
SYD11:10Sydney Kingsford Smith
34h 05m
2 stops
PHL05:15Philadelphia
9 Nov
PHL07:00Philadelphia
31h 55m
1 stop
SYD06:55Sydney Kingsford Smith
$1,786
American Airlines
8 Oct
SYD10:10Sydney Kingsford Smith
34h 16m
2 stops
PHL05:26Philadelphia
24 Oct
PHL15:30Philadelphia
24h 25m
1 stop
SYD06:55Sydney Kingsford Smith
$1,863

momondo Fare Finder

 
Use the filters below to find and compare flights from Sydney to Philadelphia that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Fri 26/3

11:20-07:05

1 stop34h 45m

Philadelphia

Sat 27/3

16:01-06:55

1 stop23h 54m

$1,446

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Fri 9/10

10:10-09:49

2 stops38h 39m

Philadelphia

Sun 25/10

17:30-09:00

2 stops24h 30m

$1,689

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Fri 9/10

10:10-09:49

2 stops38h 39m

Philadelphia

Sun 25/10

15:57-09:00

1 stop26h 03m

$1,689

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 5/11

11:10-05:15

2 stops34h 05m

Philadelphia

Mon 9/11

20:05-06:55

1 stop42h 50m

$1,786

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Fri 9/10

13:00-22:52

1 stop24h 52m

Philadelphia

Sat 24/10

19:45-06:25

1 stop43h 40m

$1,957

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Fri 9/10

18:50-14:36

1 stop34h 46m

Philadelphia

Sat 24/10

20:32-06:55

1 stop43h 23m

$1,971

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Fri 9/10

10:10-07:18

2 stops36h 08m

Philadelphia

Sat 24/10

05:50-06:25

2 stops33h 35m

$1,977

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Mon 12/10

10:15-23:50

2 stops28h 35m

Philadelphia

Sat 24/10

18:13-07:20

2 stops46h 07m

$1,991

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 24/12

11:50-17:06

1 stop21h 16m

Philadelphia

Mon 25/1

09:45-06:20

2 stops28h 35m

$2,647
Fastest return journey

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 24/12

11:50-17:06

1 stop21h 16m

Philadelphia

Mon 25/1

12:40-07:00

1 stop26h 20m

$2,647

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Philadelphia from

How to get the cheapest flight ticket from Sydney to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Sydney and Philadelphia?

Prices are currently typical for flights on this route.

Typical prices usually range from $1,709 to $2,001.
The lowest price recently found on this route was $1,783.

What is the cheapest month to fly to Philadelphia?

If you aren’t able to travel to Philadelphia during the month of July, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,594.

Can stopping save me money on Sydney to Philadelphia flights?

You could potentially save up to 2% on your flight if you consider stops on a Sydney to Philadelphia flight.

How have Sydney to Philadelphia flight prices changed over time?

As of September 2026, prices for Sydney to Philadelphia flights are approximately 96% more expensive when compared to flights at the same time last year.

When to book flights from Sydney to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Sydney to Philadelphia (SYD to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Philadelphia

Best price found

$1,206

Fastest flight time

24h 52m

Direct flights

None
The best one-way flight to Philadelphia from Sydney in the past 72 hours is $1,206. The best return flight deal from Sydney to Philadelphia found on momondo in the last 72 hours is $1,446.
The fastest flight from Sydney to Philadelphia takes 24h 52m
There are no direct flights from Sydney to Philadelphia. There are no popular flight routes from Sydney to Philadelphia.
Search flight deals

Frequently asked questions about flying from Sydney to Philadelphia

  • How far is Sydney Kingsford Smith to Philadelphia by plane?

    Sydney Kingsford Smith and Philadelphia are 15874.2 km apart from one another. A reasonable flight in good conditions will take 24h 52m.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Philadelphia Airport?

    Prices for flights from Sydney Kingsford Smith Airport to Philadelphia Airport refresh daily.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Philadelphia Airport?

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to Philadelphia Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The necessary travel and health documents for your Philadelphia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sydney to Philadelphia?

Best airlines flying from Sydney to Philadelphia

Compare and see reviews for airlines that fly from Sydney to Philadelphia with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $607Free cancellationRating
7.4
10,251 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,565Free cancellationRating
7.5
1,102 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,831Free cancellationRating
7.0
12,099 reviews
Search American Airlines flights

Travelling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Elkton
Rehoboth Beach
Cherry Hill

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to Philadelphia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Philadelphia from Sydney.

Can I find flights from Sydney to Philadelphia with flexible booking policies on momondo?

Flights from Sydney to Philadelphia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Sydney to Philadelphia?

momondo provides multiple filters to help you find the best flight to Philadelphia from Sydney. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Sydney to Philadelphia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from Sydney and alert you when they change.

An easier way to manage your Philadelphia trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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