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Cheap flights from Sydney to Philadelphia from $885

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Philadelphia departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Sydney to Philadelphia

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
09:15 - 23:12
SYD
-
PHL
27h 57m
2 stops
Delta Logo
05:40 - 06:50
PHL
-
SYD
35h 10m
2 stops
$1,234Delta
Mon, 1 Jun - Mon, 8 Jun
United Airlines Logo
10:20 - 00:59
SYD
-
PHL
28h 39m
2 stops
United Airlines Logo
15:10 - 07:00
PHL
-
SYD
25h 50m
2 stops
$1,426United Airlines
Mon, 1 Jun - Mon, 8 Jun
Virgin Australia Logo
10:20 - 17:17
SYD
-
PHL
20h 57m
1 stop
Virgin Australia Logo
18:23 - 06:55
PHL
-
SYD
22h 32m
1 stop
$1,722Virgin Australia
Wed, 3 Jun - Wed, 17 Jun
Virgin Australia Logo
10:20 - 07:50
SYD
-
PHL
35h 30m
1 stop
Virgin Australia Logo
18:23 - 06:55
PHL
-
SYD
22h 32m
1 stop
$1,732Virgin Australia
Mon, 1 Jun - Mon, 8 Jun
United Airlines Logo
10:20 - 01:29
SYD
-
PHL
29h 09m
1 stop
United Airlines Logo
16:14 - 07:00
PHL
-
SYD
24h 46m
2 stops
$2,013United Airlines
Fri, 12 Jun - Thu, 25 Jun
Multiple Airlines Logo
17:50 - 09:10
SYD
-
PHL
29h 20m
1 stop
Multiple Airlines Logo
20:35 - 07:30
PHL
-
SYD
44h 55m
2 stops
$2,293Multiple Airlines
Wed, 20 May - Sat, 23 May
Multiple Airlines Logo
12:00 - 22:14
SYD
-
PHL
24h 14m
1 stop
Multiple Airlines Logo
06:30 - 07:30
PHL
-
SYD
35h 00m
2 stops
$2,466Multiple Airlines
Wed, 3 Jun - Wed, 17 Jun
Delta Logo
09:15 - 00:57
SYD
-
PHL
29h 42m
2 stops
Delta Logo
15:38 - 06:50
PHL
-
SYD
25h 12m
2 stops
$2,471Delta
Wed, 3 Jun - Wed, 17 Jun
Qatar Airways Logo
21:45 - 09:00
SYD
-
PHL
50h 15m
1 stop
Qatar Airways Logo
20:50 - 18:50
PHL
-
SYD
31h 00m
1 stop
$2,725Qatar Airways
Wed, 21 Oct - Sun, 25 Oct
Qantas Airways Logo
09:10 - 18:35
SYD
-
PHL
23h 25m
1 stop
Qantas Airways Logo
15:29 - 07:30
PHL
-
SYD
26h 01m
1 stop
$2,748Qantas Airways
Mon, 15 Jun - Tue, 30 Jun

United Airlines flights from Sydney to Philadelphia

Our best United Airlines deals on Sydney to Philadelphia flight tickets
United Airlines
1 June
SYD10:20Sydney Kingsford Smith
28h 39m
2 stops
PHL00:59Philadelphia
8 June
PHL15:10Philadelphia
25h 50m
2 stops
SYD07:00Sydney Kingsford Smith
$1,426
United Airlines
11 May
SYD09:30Sydney Kingsford Smith
26h 11m
2 stops
PHL21:41Philadelphia
24 May
PHL16:14Philadelphia
24h 46m
2 stops
SYD07:00Sydney Kingsford Smith
$1,440
United Airlines
12 June
SYD10:20Sydney Kingsford Smith
29h 09m
1 stop
PHL01:29Philadelphia
25 June
PHL16:14Philadelphia
24h 46m
2 stops
SYD07:00Sydney Kingsford Smith
$2,013

Air Canada flights from Sydney to Philadelphia

Our best Air Canada deals on Sydney to Philadelphia flight tickets
Air Canada
3 June
SYD09:20Sydney Kingsford Smith
43h 28m
3 stops
PHL14:48Philadelphia
17 June
PHL10:05Philadelphia
31h 15m
2 stops
SYD07:20Sydney Kingsford Smith
$3,438
Air Canada
1 June
SYD09:20Sydney Kingsford Smith
27h 23m
2 stops
PHL22:43Philadelphia
8 June
PHL10:05Philadelphia
31h 15m
3 stops
SYD07:20Sydney Kingsford Smith
$3,441
Air Canada
1 June
SYD09:20Sydney Kingsford Smith
50h 13m
3 stops
PHL21:33Philadelphia
8 June
PHL10:05Philadelphia
31h 15m
3 stops
SYD07:20Sydney Kingsford Smith
$3,445

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 10 May 2026.
Use the filters below to find and compare flights from Sydney to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 1/6

09:15-23:12

2 stops27h 57m

Philadelphia

Mon 8/6

05:40-06:50

2 stops35h 10m

$1,234

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 1/6

10:20-00:59

2 stops28h 39m

Philadelphia

Mon 8/6

15:10-07:00

2 stops25h 50m

$1,426
Fastest return journey

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 3/6

10:20-17:17

1 stop20h 57m

Philadelphia

Wed 17/6

18:23-06:55

1 stop22h 32m

$1,722

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 1/6

10:20-07:50

1 stop35h 30m

Philadelphia

Mon 8/6

18:23-06:55

1 stop22h 32m

$1,732

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 12/6

10:20-01:29

1 stop29h 09m

Philadelphia

Thu 25/6

16:14-07:00

2 stops24h 46m

$2,013

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 20/5

17:50-09:10

1 stop29h 20m

Philadelphia

Sat 23/5

20:35-07:30

2 stops44h 55m

$2,293

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 3/6

12:00-22:14

1 stop24h 14m

Philadelphia

Wed 17/6

06:30-07:30

2 stops35h 00m

$2,466

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 3/6

09:15-00:57

2 stops29h 42m

Philadelphia

Wed 17/6

15:38-06:50

2 stops25h 12m

$2,471

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 21/10

21:45-09:00

1 stop50h 15m

Philadelphia

Sun 25/10

20:50-18:50

1 stop31h 00m

$2,725

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 15/6

09:10-18:35

1 stop23h 25m

Philadelphia

Tue 30/6

15:29-07:30

1 stop26h 01m

$2,748

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

What is the cheapest month to fly to Philadelphia?

If you aren’t able to travel to Philadelphia during the month of October, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,571.

Can stopping save me money on Sydney to Philadelphia flights?

You could potentially save up to 1% 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 May 2026, prices for Sydney to Philadelphia flights are approximately 28% cheaper 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

Fastest flight time

26h 11m

Direct flights

None
The fastest flight from Sydney to Philadelphia takes 26h 11m
There are no direct flights from Sydney to Philadelphia. There are no popular flight routes from Sydney to Philadelphia.
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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 26h 11m.

  • 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 $587Free cancellationRating
7.4
9,695 reviews
Search United Airlines flights
Air CanadaPriceFrom $1,283Free cancellationRating
7.1
11,014 reviews
Search Air Canada flights
Qantas AirwaysPriceFrom $1,515Free cancellationRating
7.5
1,034 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,655Free cancellationRating
7.1
11,668 reviews
Search American Airlines flights

Travelling to a place near Philadelphia?

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