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Cheap flights from Australia to Philadelphia from $711

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to Philadelphia departing on 20/10. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Australia to Philadelphia

Recent return flight deals from Australia to Philadelphia

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:15 - 09:10SYD  Sydney Kingsford Smith-PHL Philadelphia
33h 55m3 stops Nadi Los Angeles Orlando
Multiple Airlines Logo
10:15 - 12:50PHL  Philadelphia-SYD Sydney Kingsford Smith
35h 35m3 stops Orlando Los Angeles Nadi
$1,520Multiple Airlines
Wed, 7 Oct - Wed, 21 Oct
Delta Logo
14:15 - 00:51SYD  Sydney Kingsford Smith-PHL Philadelphia
26h 36m2 stops Los Angeles Atlanta Hartsfield-Jackson
Delta Logo
18:13 - 08:30PHL  Philadelphia-SYD Sydney Kingsford Smith
46h 17m2 stops Atlanta Hartsfield-Jackson Los Angeles
$1,597Delta
Thu, 14 Jan - Wed, 27 Jan
Qantas Airways Logo
09:10 - 18:42SYD  Sydney Kingsford Smith-PHL Philadelphia
23h 32m1 stop Los Angeles
Qantas Airways Logo
13:10 - 07:05PHL  Philadelphia-SYD Sydney Kingsford Smith
27h 55m1 stop Los Angeles
$1,628Qantas Airways
Wed, 9 Sep - Wed, 23 Sep
American Airlines Logo
09:40 - 09:12BNE  Brisbane-PHL Philadelphia
38h 32m2 stops Dallas/Fort Worth Nashville Intl
American Airlines Logo
12:50 - 06:30PHL  Philadelphia-BNE Brisbane
26h 40m2 stops Chicago O'Hare Intl Dallas/Fort Worth
$1,909American Airlines
Thu, 5 Nov - Mon, 9 Nov
American Airlines Logo
09:40 - 09:12BNE  Brisbane-PHL Philadelphia
38h 32m2 stops Dallas/Fort Worth Nashville Intl
American Airlines Logo
17:30 - 06:30PHL  Philadelphia-BNE Brisbane
22h 00m1 stop Dallas/Fort Worth
$1,909American Airlines
Thu, 5 Nov - Mon, 9 Nov
United Airlines Logo
11:40 - 17:15BNE  Brisbane-PHL Philadelphia
20h 35m1 stop San Francisco
United Airlines Logo
16:38 - 07:30PHL  Philadelphia-BNE Brisbane
23h 52m1 stop San Francisco
$1,972United Airlines
Fri, 6 Nov - Wed, 18 Nov
United Airlines Logo
11:40 - 17:15BNE  Brisbane-PHL Philadelphia
20h 35m1 stop San Francisco
United Airlines Logo
10:30 - 07:30PHL  Philadelphia-BNE Brisbane
30h 00m2 stops Washington, D.C. Dulles Intl San Francisco
$1,972United Airlines
Fri, 6 Nov - Sat, 14 Nov
Qantas Airways Logo
14:35 - 07:05PER  Perth-PHL Philadelphia
52h 30m2 stops Sydney Kingsford Smith Los Angeles
Qantas Airways Logo
17:30 - 17:00PHL  Philadelphia-PER Perth
35h 30m2 stops Los Angeles Sydney Kingsford Smith
$2,467Qantas Airways
Sat, 19 Sep - Sat, 26 Sep
Qatar Airways Logo
22:45 - 14:30PER  Perth-PHL Philadelphia
27h 45m1 stop Doha Hamad Intl
Qatar Airways Logo
21:30 - 18:35PHL  Philadelphia-PER Perth
33h 05m1 stop Doha Hamad Intl
$2,510Qatar Airways
Sun, 13 Sep - Thu, 17 Sep
Qatar Airways Logo
22:45 - 14:30PER  Perth-PHL Philadelphia
27h 45m1 stop Doha Hamad Intl
Qatar Airways Logo
21:30 - 18:35PHL  Philadelphia-PER Perth
33h 05m1 stop Doha Hamad Intl
$2,510Qatar Airways
Thu, 3 Sep - Mon, 7 Sep

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Qantas Airways flights from Australia to Philadelphia

Our best Qantas Airways deals on Australia to Philadelphia flight tickets
Qantas Airways
9 Sept
SYD09:10Sydney Kingsford Smith
23h 32m
1 stop
PHL18:42Philadelphia
23 Sept
PHL13:10Philadelphia
27h 55m
1 stop
SYD07:05Sydney Kingsford Smith
$1,628
Qantas Airways
11 Jan
SYD11:20Sydney Kingsford Smith
24h 56m
1 stop
PHL20:16Philadelphia
25 Jan
PHL16:24Philadelphia
24h 36m
1 stop
SYD09:00Sydney Kingsford Smith
$2,532
Qantas Airways
23 Sept
BNE20:35Brisbane
24h 30m
1 stop
PHL07:05Philadelphia
30 Sept
PHL17:45Philadelphia
26h 20m
2 stops
BNE10:05Brisbane
$2,986

Delta flights from Australia to Philadelphia

Our best Delta deals on Australia to Philadelphia flight tickets
Delta
11 Jan
SYD10:40Sydney Kingsford Smith
29h 00m
2 stops
PHL23:40Philadelphia
25 Jan
PHL08:25Philadelphia
32h 05m
2 stops
SYD08:30Sydney Kingsford Smith
$1,597
Delta
9 Sept
SYD09:15Sydney Kingsford Smith
29h 25m
2 stops
PHL00:40Philadelphia
23 Sept
PHL09:35Philadelphia
31h 15m
2 stops
SYD06:50Sydney Kingsford Smith
$1,668
Delta
11 Jan
SYD10:40Sydney Kingsford Smith
30h 11m
2 stops
PHL00:51Philadelphia
22 Jan
PHL05:30Philadelphia
35h 00m
2 stops
SYD08:30Sydney Kingsford Smith
$2,226

momondo Fare Finder

 
Customise your flight search to find flights from Australia 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 August 2026.
Use the filters below to find and compare flights from Australia to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Wed 7/10

14:15-09:10

3 stops33h 55m

Philadelphia

Wed 21/10

10:15-12:50

3 stops35h 35m

$1,520

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 14/1

14:15-00:51

2 stops26h 36m

Philadelphia

Wed 27/1

18:13-08:30

2 stops46h 17m

$1,597

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Wed 9/9

09:10-18:42

1 stop23h 32m

Philadelphia

Wed 23/9

13:10-07:05

1 stop27h 55m

$1,628

BrisbanePhiladelphia

BNE Brisbane - PHL Philadelphia

BNEPHL

Brisbane

Thu 5/11

09:40-09:12

2 stops38h 32m

Philadelphia

Mon 9/11

12:50-06:30

2 stops26h 40m

$1,909

BrisbanePhiladelphia

BNE Brisbane - PHL Philadelphia

BNEPHL

Brisbane

Thu 5/11

09:40-09:12

2 stops38h 32m

Philadelphia

Mon 9/11

17:30-06:30

1 stop22h 00m

$1,909
Fastest return journey

BrisbanePhiladelphia

BNE Brisbane - PHL Philadelphia

BNEPHL

Brisbane

Fri 6/11

11:40-17:15

1 stop20h 35m

Philadelphia

Wed 18/11

16:38-07:30

1 stop23h 52m

$1,972

BrisbanePhiladelphia

BNE Brisbane - PHL Philadelphia

BNEPHL

Brisbane

Fri 6/11

11:40-17:15

1 stop20h 35m

Philadelphia

Sat 14/11

10:30-07:30

2 stops30h 00m

$1,972

PerthPhiladelphia

PER Perth - PHL Philadelphia

PERPHL

Perth

Sat 19/9

14:35-07:05

2 stops52h 30m

Philadelphia

Sat 26/9

17:30-17:00

2 stops35h 30m

$2,467

PerthPhiladelphia

PER Perth - PHL Philadelphia

PERPHL

Perth

Sun 13/9

22:45-14:30

1 stop27h 45m

Philadelphia

Thu 17/9

21:30-18:35

1 stop33h 05m

$2,510

PerthPhiladelphia

PER Perth - PHL Philadelphia

PERPHL

Perth

Thu 3/9

22:45-14:30

1 stop27h 45m

Philadelphia

Mon 7/9

21:30-18:35

1 stop33h 05m

$2,510

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 Australia 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 cheapest month to fly to Philadelphia?

If you aren’t able to travel to Philadelphia during the month of August, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $1,651.

Can stopping save me money on Australia to Philadelphia flights?

You could potentially save up to 18% on your flight if you consider stops on a Australia to Philadelphia flight.

Cheap Australia to Philadelphia flight deals and tips

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

Fastest flight time

27h 50m

Direct flights

None
The fastest flight from Australia to Philadelphia takes 27h 50m
There are no direct flights from Australia to Philadelphia. There are no popular flight routes from Australia to Philadelphia.
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Frequently asked questions about flying from Australia to Philadelphia

  • When did momondo last update prices for flights from Australia to Philadelphia Airport?

    Prices for flights from Australia to Philadelphia Airport were last updated today.

  • How many operators does momondo search for flights from Australia to Philadelphia Airport?

  • How old do you have to be to fly from Australia to Philadelphia 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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia 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.

Best airlines flying from Australia to Philadelphia

Compare and see reviews for airlines that fly from Australia to Philadelphia with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $602Free cancellationRating
7.4
10,098 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,035Free cancellationRating
7.5
1,081 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,525Free cancellationRating
7.1
11,898 reviews
Search American Airlines flights
Qatar AirwaysPriceFrom $2,360Free cancellationRating
7.4
3,739 reviews
Search Qatar Airways 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 Australia to Philadelphia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Australia to Philadelphia for you.

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

Yes. momondo enables you to select and highlight flights to Philadelphia from Australia with this policy.

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

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

I’m not ready to book a flight from Australia 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 Australia and alert you when they change.

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