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Cheap flights from Philadelphia to Sydney from $688

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
8:45 pm - 6:20 pmPHL  Philadelphia-SYD Sydney Kingsford Smith
29h 35m1 stop Doha Hamad Intl
Qatar Airways Logo
10:10 pm - 2:50 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
32h 40m1 stop Doha Hamad Intl
$1,234Qatar Airways
Thu, Feb 11 - Fri, Feb 26
Qatar Airways Logo
8:45 pm - 6:20 pmPHL  Philadelphia-SYD Sydney Kingsford Smith
29h 35m1 stop Doha Hamad Intl
Qatar Airways Logo
10:10 pm - 2:50 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
32h 40m1 stop Doha Hamad Intl
$1,239Qatar Airways
Wed, Feb 17 - Wed, Feb 24
Air Canada Logo
3:20 pm - 9:35 amPHL  Philadelphia-SYD Sydney Kingsford Smith
26h 15m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
Air Canada Logo
10:20 am - 2:42 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
43h 22m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl
$1,270Air Canada
Wed, Mar 10 - Wed, Mar 24
Air Canada Logo
3:20 pm - 9:35 amPHL  Philadelphia-SYD Sydney Kingsford Smith
26h 15m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
Air Canada Logo
11:20 am - 2:44 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
43h 24m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl
$1,270Air Canada
Wed, Feb 17 - Wed, Feb 24
Air New Zealand Logo
3:20 pm - 8:35 amPHL  Philadelphia-SYD Sydney Kingsford Smith
26h 15m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
Air New Zealand Logo
11:20 am - 10:56 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
27h 36m1 stop Toronto Pearson Intl
$1,312Air New Zealand
Tue, Oct 27 - Tue, Nov 3
Qantas Airways Logo
4:05 pm - 6:25 amPHL  Philadelphia-SYD Sydney Kingsford Smith
22h 20m1 stop San Francisco
Qantas Airways Logo
11:05 am - 8:14 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
25h 09m2 stops Brisbane Los Angeles
$1,316Qantas Airways
Sun, Nov 8 - Wed, Nov 18
Qantas Airways Logo
3:14 pm - 6:55 amPHL  Philadelphia-SYD Sydney Kingsford Smith
23h 41m1 stop Dallas/Fort Worth
Qantas Airways Logo
11:05 am - 8:14 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
25h 09m2 stops Brisbane Los Angeles
$1,316Qantas Airways
Sun, Nov 8 - Wed, Nov 18
Air New Zealand Logo
3:20 pm - 9:35 amPHL  Philadelphia-SYD Sydney Kingsford Smith
26h 15m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
Air New Zealand Logo
10:20 am - 3:50 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
44h 30m1 stop Toronto Pearson Intl
$1,345Air New Zealand
Thu, Mar 4 - Wed, Mar 17
American Airlines Logo
2:16 pm - 6:25 amPHL  Philadelphia-SYD Sydney Kingsford Smith
24h 09m1 stop Los Angeles
American Airlines Logo
11:20 am - 8:00 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
23h 40m1 stop Los Angeles
$1,494American Airlines
Wed, Mar 10 - Wed, Mar 24
American Airlines Logo
7:13 am - 6:25 amPHL  Philadelphia-SYD Sydney Kingsford Smith
31h 12m1 stop Los Angeles
American Airlines Logo
11:20 am - 11:50 pmSYD  Sydney Kingsford Smith-PHL Philadelphia
27h 30m1 stop Los Angeles
$1,494American Airlines
Wed, Mar 10 - Wed, Mar 24

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Qatar Airways flights from Philadelphia to Sydney

Our best Qatar Airways deals on Philadelphia to Sydney flight tickets
Qatar Airways
Feb 11
PHL8:45 pmPhiladelphia
29h 35m
1 stop
SYD6:20 pmSydney Kingsford Smith
Feb 26
SYD10:10 pmSydney Kingsford Smith
32h 40m
1 stop
PHL2:50 pmPhiladelphia
$1,234
Qatar Airways
Feb 17
PHL8:45 pmPhiladelphia
29h 35m
1 stop
SYD6:20 pmSydney Kingsford Smith
Feb 24
SYD10:10 pmSydney Kingsford Smith
32h 40m
1 stop
PHL2:50 pmPhiladelphia
$1,239
Qatar Airways
Feb 1
PHL8:45 pmPhiladelphia
30h 35m
1 stop
SYD7:20 pmSydney Kingsford Smith
Feb 10
SYD3:50 pmSydney Kingsford Smith
39h 00m
1 stop
PHL2:50 pmPhiladelphia
$1,240

Air New Zealand flights from Philadelphia to Sydney

Our best Air New Zealand deals on Philadelphia to Sydney flight tickets
Air New Zealand
Oct 27
PHL3:20 pmPhiladelphia
26h 15m
2 stops
SYD8:35 amSydney Kingsford Smith
Nov 3
SYD11:20 amSydney Kingsford Smith
27h 36m
1 stop
PHL10:56 pmPhiladelphia
$1,312
Air New Zealand
Oct 5
PHL9:27 amPhiladelphia
31h 28m
1 stop
SYD7:55 amSydney Kingsford Smith
Oct 25
SYD11:50 amSydney Kingsford Smith
34h 49m
2 stops
PHL7:39 amPhiladelphia
$1,615
Air New Zealand
Sep 30
PHL9:27 amPhiladelphia
31h 28m
1 stop
SYD6:55 amSydney Kingsford Smith
Oct 2
SYD8:55 amSydney Kingsford Smith
27h 36m
2 stops
PHL10:31 pmPhiladelphia
$1,754

momondo Fare Finder

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

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Price

Cheapest round-trip

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Thu 2/11

8:45 pm-6:20 pm

1 stop29h 35m

Sydney Kingsford Smith

Fri 2/26

10:10 pm-2:50 pm

1 stop32h 40m

$1,234

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Wed 2/17

8:45 pm-6:20 pm

1 stop29h 35m

Sydney Kingsford Smith

Wed 2/24

10:10 pm-2:50 pm

1 stop32h 40m

$1,239

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Wed 3/10

3:20 pm-9:35 am

2 stops26h 15m

Sydney Kingsford Smith

Wed 3/24

10:20 am-2:42 pm

2 stops43h 22m

$1,270

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Wed 2/17

3:20 pm-9:35 am

2 stops26h 15m

Sydney Kingsford Smith

Wed 2/24

11:20 am-2:44 pm

2 stops43h 24m

$1,270

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Tue 10/27

3:20 pm-8:35 am

2 stops26h 15m

Sydney Kingsford Smith

Tue 11/3

11:20 am-10:56 pm

1 stop27h 36m

$1,312
Quickest round-trip

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Sun 11/8

4:05 pm-6:25 am

1 stop22h 20m

Sydney Kingsford Smith

Wed 11/18

11:05 am-8:14 pm

2 stops25h 09m

$1,316

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Sun 11/8

3:14 pm-6:55 am

1 stop23h 41m

Sydney Kingsford Smith

Wed 11/18

11:05 am-8:14 pm

2 stops25h 09m

$1,316

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Thu 3/4

3:20 pm-9:35 am

2 stops26h 15m

Sydney Kingsford Smith

Wed 3/17

10:20 am-3:50 pm

1 stop44h 30m

$1,345

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Wed 3/10

2:16 pm-6:25 am

1 stop24h 09m

Sydney Kingsford Smith

Wed 3/24

11:20 am-8:00 pm

1 stop23h 40m

$1,494

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Wed 3/10

7:13 am-6:25 am

1 stop31h 12m

Sydney Kingsford Smith

Wed 3/24

11:20 am-11:50 pm

1 stop27h 30m

$1,494

Flights are sorted by cheapest round-trip flights first.

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

How to get the cheapest flight ticket from Philadelphia to Sydney

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 Philadelphia and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from $1,313 to $1,917.
The lowest price recently found on this route was $1,234.

What is the cheapest month to fly to Sydney?

In general, February is the cheapest month to fly from Philadelphia to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,046. If you are unable to visit Sydney during the month of February, then departing from Philadelphia during the month March is also very affordable. Most momondo users find prices during this month for around $1,122.

How far in advance should I book a flight from Philadelphia to Sydney?

You are more likely to see cheaper flights to Sydney from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,427 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Philadelphia for as low as $1,148 on momondo.

Can stopping save me money on Philadelphia to Sydney flights?

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

How have Philadelphia to Sydney flight prices changed over time?

When to book flights from Philadelphia to Sydney

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

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

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

Best Price Found

$688

Fastest flight time

23h 20m

Direct flights

None
The best one-way flight to Sydney from Philadelphia in the past 72 hours is $688. The best round-trip flight deal from Philadelphia to Sydney found on momondo in the last 72 hours is $1,234.
The fastest flight from Philadelphia to Sydney takes 23h 20m
There are no direct flights from Philadelphia to Sydney. There are no popular flight routes from Philadelphia to Sydney.
Search flight deals

Frequently asked questions about flying from Philadelphia to Sydney

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

    Philadelphia and Sydney Kingsford Smith are 9863.8 mi apart from one another. Flights usually cover this in 23h 20m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Philadelphia Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Philadelphia to Sydney

Compare and see reviews for airlines that fly from Philadelphia to Sydney with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $843Free CancellationRating
7.4
10,256 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,046Free CancellationRating
7.5
1,102 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,159Free CancellationRating
7.0
12,100 reviews
Search American Airlines flights
Air CanadaPriceFrom $1,181Free CancellationRating
7.1
11,704 reviews
Search Air Canada flights
Air New ZealandPriceFrom $1,352Free CancellationRating
8.0
670 reviews
Search Air New Zealand flights

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Wollongong
Penrith
Katoomba
Coogee
Leura
Randwick
Cronulla
Manly
Terrigal
Lithgow
Charlestown
Swansea

Why use momondo?

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

Finding the right flight to Sydney from Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sydney quick and easy, saving you time and money.

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

Yes. All flights to Sydney from Philadelphia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Philadelphia to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Sydney from Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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