What airlines fly to Australia?

Qantas Airways, United Airlines and Air Canada are the top three most popular airlines that fly to Australia from Philadelphia according to our data. Qantas Airways is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 10 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Philadelphia to Australia?

JetBlue, Air New Zealand, and Air Canada are the most popular carriers operating from Philadelphia to Australia

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

Prices for flights from Philadelphia Airport to Australia are updated daily.

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

As of October 2026, there are 5 operators available to choose from for flights from Philadelphia Airport to Australia.

How old do you have to be to fly from Philadelphia Airport to Australia?

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 layovers 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 Philadelphia Airport to Australia.

What documentation or ID do you need to fly to Australia?

The necessary travel and health documents for your Australia 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 license 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.

$652 Cheap Flights from Philadelphia to Australia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:45 pm - 5:50 pmPHL Philadelphia-MEL Melbourne

29h 05m1 stop Doha Hamad Intl

4:10 pm - 3:50 pmMEL Melbourne-PHL Philadelphia

38h 40m1 stop Doha Hamad Intl

$1,195Qatar Airways

Mon, Mar 1 - Mon, Mar 15

8:45 pm - 5:50 pmPHL Philadelphia-MEL Melbourne

29h 05m1 stop Doha Hamad Intl

5:10 pm - 3:50 pmMEL Melbourne-PHL Philadelphia

37h 40m1 stop Doha Hamad Intl

$1,195Qatar Airways

Mon, Mar 1 - Mon, Mar 15

9:00 am - 10:35 amPHL Philadelphia-SYD Sydney Kingsford Smith

33h 35m2 stops San Francisco Auckland Intl

11:50 am - 10:59 pmSYD Sydney Kingsford Smith-PHL Philadelphia

27h 09m2 stops Auckland Intl Houston George Bush Intcntl

$1,267Air New Zealand

Tue, Jan 26 - Tue, Feb 2

8:00 am - 10:35 amPHL Philadelphia-SYD Sydney Kingsford Smith

34h 35m2 stops Houston George Bush Intcntl Auckland Intl

11:50 am - 10:59 pmSYD Sydney Kingsford Smith-PHL Philadelphia

27h 09m2 stops Auckland Intl Houston George Bush Intcntl

$1,267Air New Zealand

Mon, Jan 25 - Mon, Feb 8

3:20 pm - 8:45 amPHL Philadelphia-BNE Brisbane

27h 25m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

12:05 pm - 4:21 pmBNE Brisbane-PHL Philadelphia

67h 16m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$1,268Air Canada

Sat, Oct 31 - Sat, Nov 7

3:20 pm - 9:35 amPHL Philadelphia-SYD Sydney Kingsford Smith

26h 15m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

11:20 am - 2:42 pmSYD Sydney Kingsford Smith-PHL Philadelphia

42h 22m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,278Air Canada

Mon, Mar 8 - Mon, Mar 15

7:40 pm - 7:30 amPHL Philadelphia-BNE Brisbane

44h 50m2 stops Washington, D.C. Dulles Intl San Francisco

5:05 am - 10:56 pmBNE Brisbane-PHL Philadelphia

32h 51m2 stops Sydney Kingsford Smith Houston George Bush Intcntl

$1,306United Airlines

Sun, Nov 22 - Tue, Dec 8

9:45 am - 1:30 pmPHL Philadelphia-BNE Brisbane

36h 45m3 stops Chicago O'Hare Intl San Francisco Sydney Kingsford Smith

7:35 am - 5:21 pmBNE Brisbane-PHL Philadelphia

24h 46m2 stops Sydney Kingsford Smith San Francisco

$1,329United Airlines

Sun, Nov 22 - Tue, Dec 8

5:17 pm - 5:00 amPHL Philadelphia-MEL Melbourne

43h 43m1 stop Dallas/Fort Worth

4:55 pm - 8:36 pmMEL Melbourne-PHL Philadelphia

43h 41m2 stops Brisbane Los Angeles

$1,331Qantas Airways

Sat, Jan 9 - Sun, Jan 24

2:29 pm - 11:45 amPHL Philadelphia-SYD Sydney Kingsford Smith

29h 16m2 stops Los Angeles Brisbane

9:25 pm - 7:29 amSYD Sydney Kingsford Smith-PHL Philadelphia

25h 04m1 stop San Francisco

$1,332Qantas Airways

Wed, Mar 10 - Wed, Mar 24

Cheap last minute flights

Enter your travel dates to find the best prices.

6:30 pm - 7:55 amPHL Philadelphia-SYD Sydney Kingsford Smith

22h 25m1 stop San Francisco

11:55 am - 7:49 amSYD Sydney Kingsford Smith-PHL Philadelphia

34h 54m2 stops Auckland Intl San Francisco

$1,614Air New Zealand

Mon, Oct 12 - Tue, Oct 20

5:39 pm - 8:45 pmPHL Philadelphia-SYD Sydney Kingsford Smith

36h 06m2 stops Dallas/Fort Worth Hong Kong Intl

3:05 pm - 5:41 amSYD Sydney Kingsford Smith-PHL Philadelphia

53h 36m2 stops Hong Kong Intl Seattle/Tacoma Intl

$1,847Cathay Pacific

Mon, Oct 12 - Tue, Oct 20

9:30 pm - 4:00 pmPHL Philadelphia-ADL Adelaide

28h 00m1 stop Doha Hamad Intl

7:15 am - 3:50 pmADL Adelaide-PHL Philadelphia

47h 05m2 stops Melbourne Doha Hamad Intl

$1,890Qatar Airways

Tue, Oct 13 - Tue, Oct 27

5:40 pm - 4:00 pmPHL Philadelphia-ADL Adelaide

55h 50m2 stops Miami Doha Hamad Intl

6:10 am - 3:50 pmADL Adelaide-PHL Philadelphia

48h 10m2 stops Melbourne Doha Hamad Intl

$1,927Qatar Airways

Tue, Oct 13 - Tue, Oct 27

6:30 pm - 7:55 amPHL Philadelphia-SYD Sydney Kingsford Smith

22h 25m1 stop San Francisco

11:55 am - 7:49 amSYD Sydney Kingsford Smith-PHL Philadelphia

34h 54m2 stops Auckland Intl San Francisco

$1,928Air New Zealand

Mon, Oct 12 - Tue, Oct 20

10:05 am - 8:20 amPHL Philadelphia-SYD Sydney Kingsford Smith

31h 15m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:20 am - 9:32 pmSYD Sydney Kingsford Smith-PHL Philadelphia

50h 12m3 stops Vancouver Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$2,239Air Canada

Mon, Oct 12 - Tue, Oct 20

3:25 pm - 8:20 amPHL Philadelphia-SYD Sydney Kingsford Smith

49h 55m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Vancouver Intl

10:20 am - 10:46 pmSYD Sydney Kingsford Smith-PHL Philadelphia

27h 26m2 stops Vancouver Intl Toronto Pearson Intl

$2,318Air Canada

Sat, Oct 10 - Sat, Oct 17

6:30 pm - 1:45 pmPHL Philadelphia-ADL Adelaide

28h 45m2 stops San Francisco Melbourne

7:15 am - 11:37 amADL Adelaide-PHL Philadelphia

42h 52m3 stops Melbourne San Francisco Houston George Bush Intcntl

$3,021United Airlines

Tue, Oct 13 - Tue, Oct 27

7:35 pm - 10:45 amPHL Philadelphia-HBA Hobart

48h 10m2 stops San Francisco Sydney Kingsford Smith

2:15 pm - 4:19 pmHBA Hobart-PHL Philadelphia

41h 04m2 stops Melbourne Los Angeles

$3,268Qantas Airways

Sat, Oct 10 - Sun, Oct 18

4:28 pm - 8:35 amPHL Philadelphia-HBA Hobart

49h 07m3 stops Dallas/Fort Worth Los Angeles Sydney Kingsford Smith

6:00 am - 4:19 pmHBA Hobart-PHL Philadelphia

25h 19m2 stops Melbourne Los Angeles

$3,638Qantas Airways

Sat, Oct 10 - Sun, Oct 18

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Qatar Airways flights from Philadelphia to Australia

Our best Qatar Airways deals on Philadelphia to Australia flight tickets

Qatar Airways

Mar 1

PHL8:45 pmPhiladelphia

29h 05m

1 stop

MEL5:50 pmMelbourne

Mar 15

MEL5:10 pmMelbourne

37h 40m

1 stop

PHL3:50 pmPhiladelphia

$1,195

Qatar Airways

Mar 8

PHL8:45 pmPhiladelphia

52h 25m

2 stops

PER2:10 pmPerth

Mar 15

PER10:45 pmPerth

29h 05m

1 stop

PHL3:50 pmPhiladelphia

$1,197

Qatar Airways

Mar 21

PHL9:45 pmPhiladelphia

29h 05m

1 stop

MEL5:50 pmMelbourne

Mar 31

MEL4:10 pmMelbourne

37h 55m

1 stop

PHL3:05 pmPhiladelphia

$1,202

Qantas Airways flights from Philadelphia to Australia

Our best Qantas Airways deals on Philadelphia to Australia flight tickets

Qantas Airways

Oct 28

PHL5:30 pmPhiladelphia

33h 30m

2 stops

SYD6:00 pmSydney Kingsford Smith

Nov 4

SYD2:05 pmSydney Kingsford Smith

20h 53m

1 stop

PHL6:58 pmPhiladelphia

$1,332

Qantas Airways

Nov 1

PHL4:46 pmPhiladelphia

22h 09m

1 stop

SYD6:55 amSydney Kingsford Smith

Nov 10

SYD6:05 amSydney Kingsford Smith

30h 09m

2 stops

PHL8:14 pmPhiladelphia

$1,335

Qantas Airways

Nov 2

PHL3:14 pmPhiladelphia

23h 41m

1 stop

SYD6:55 amSydney Kingsford Smith

Nov 16

SYD7:20 amSydney Kingsford Smith

25h 07m

2 stops

PHL4:27 pmPhiladelphia

$1,339

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaMelbourne

PHL Philadelphia - MEL Melbourne

PHLMEL

Philadelphia

Mon 3/1

8:45 pm-5:50 pm

1 stop29h 05m

Melbourne

Mon 3/15

4:10 pm-3:50 pm

1 stop38h 40m

$1,195

PhiladelphiaMelbourne

PHL Philadelphia - MEL Melbourne

PHLMEL

Philadelphia

Mon 3/1

8:45 pm-5:50 pm

1 stop29h 05m

Melbourne

Mon 3/15

5:10 pm-3:50 pm

1 stop37h 40m

$1,195

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Tue 1/26

9:00 am-10:35 am

2 stops33h 35m

Sydney Kingsford Smith

Tue 2/2

11:50 am-10:59 pm

2 stops27h 09m

$1,267

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Mon 1/25

8:00 am-10:35 am

2 stops34h 35m

Sydney Kingsford Smith

Mon 2/8

11:50 am-10:59 pm

2 stops27h 09m

$1,267

PhiladelphiaBrisbane

PHL Philadelphia - BNE Brisbane

PHLBNE

Philadelphia

Sat 10/31

3:20 pm-8:45 am

2 stops27h 25m

Brisbane

Sat 11/7

12:05 pm-4:21 pm

3 stops67h 16m

$1,268

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Mon 3/8

3:20 pm-9:35 am

2 stops26h 15m

Sydney Kingsford Smith

Mon 3/15

11:20 am-2:42 pm

2 stops42h 22m

$1,278

PhiladelphiaBrisbane

PHL Philadelphia - BNE Brisbane

PHLBNE

Philadelphia

Sun 11/22

7:40 pm-7:30 am

2 stops44h 50m

Brisbane

Tue 12/8

5:05 am-10:56 pm

2 stops32h 51m

$1,306

PhiladelphiaBrisbane

PHL Philadelphia - BNE Brisbane

PHLBNE

Philadelphia

Sun 11/22

9:45 am-1:30 pm

3 stops36h 45m

Brisbane

Tue 12/8

7:35 am-5:21 pm

2 stops24h 46m

$1,329

PhiladelphiaMelbourne

PHL Philadelphia - MEL Melbourne

PHLMEL

Philadelphia

Sat 1/9

5:17 pm-5:00 am

1 stop43h 43m

Melbourne

Sun 1/24

4:55 pm-8:36 pm

2 stops43h 41m

$1,331

Quickest round-trip

PhiladelphiaSydney

PHL Philadelphia - SYD Sydney Kingsford Smith

PHLSYD

Philadelphia

Wed 3/10

2:29 pm-11:45 am

2 stops29h 16m

Sydney Kingsford Smith

Wed 3/24

9:25 pm-7:29 am

1 stop25h 04m

$1,332

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Philadelphia to Australia

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

Prices

Airlines

What is the cheapest month to fly to Australia?

The month of February is, on average, the cheapest month to fly to Australia from Philadelphia, with most prices found around $1,104. If you aren’t able to travel during the month of February, then book flights to Australia from Philadelphia during March instead. Flights to Australia in March, while not as cheap as those in February, still average around $1,243.

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

You are more likely to see cheaper flights to Australia from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,422 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Philadelphia for as low as $1,148 on momondo.

Can stopping save me money on Philadelphia to Australia flights?

You could potentially save up to 40% on your flight if you consider stops on a Philadelphia to Australia flight.

Cheap Philadelphia to Australia flight deals and tips

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

Best Price Found	$652
Fastest flight time	23h 20m
Direct flights	None

The best one-way flight to Australia from Philadelphia in the past 72 hours is $652. The best round-trip flight deal from Philadelphia to Australia found on momondo in the last 72 hours is $1,195.

The fastest flight from Philadelphia to Australia takes 23h 20m

There are no direct flights from Philadelphia to Australia. There are no popular flight routes from Philadelphia to Australia.

Search flight deals

Frequently asked questions about flying from Philadelphia to Australia

When did momondo last update prices for flights from Philadelphia Airport to Australia?
Prices for flights from Philadelphia Airport to Australia are updated daily.
How many operators does momondo search for flights from Philadelphia Airport to Australia?
As of October 2026, there are 5 operators available to choose from for flights from Philadelphia Airport to Australia.
How old do you have to be to fly from Philadelphia Airport to Australia?
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 layovers 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 Philadelphia Airport to Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia 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 license 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 Philadelphia to Australia

Compare and see reviews for airlines that fly from Philadelphia to Australia with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $843	Free Cancellation	Rating 7.4 10,319 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $945	Free Cancellation	Rating 7.5 1,104 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $1,159	Free Cancellation	Rating 7.0 12,145 reviews	Search American Airlines flights
Air Canada	PriceFrom $1,181	Free Cancellation	Rating 7.1 11,745 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,352	Free Cancellation	Rating 8.0 671 reviews	Search Air New Zealand flights

Why use momondo?

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

Finding the right flight to Australia 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 Australia quick and easy, saving you time and money.

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

Flights from Philadelphia to Australia 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 Philadelphia to Australia?

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

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

If you are not ready to book a flight from Philadelphia to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.