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

JetBlue, Qatar Airways, and Fiji Airways are the most popular carriers operating from Philadelphia to Australia

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 11 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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 August 2026, there are 7 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.

$622 Cheap Flights from Philadelphia to Australia in 2026

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.

10:05 am - 7:05 am

PHL

BNE

31h 00m

2 stops

10:00 am - 9:32 pm

BNE

PHL

25h 32m

2 stops

$1,144Air Canada

Wed, Sep 9 - Wed, Sep 16

3:57 pm - 9:00 am

PHL

SYD

26h 03m

1 stop

12:45 pm - 2:55 pm

SYD

PHL

42h 10m

2 stops

$1,152Qantas Airways

Sat, Oct 24 - Sat, Nov 7

10:05 am - 7:05 am

PHL

BNE

55h 00m

2 stops

10:00 am - 9:32 pm

BNE

PHL

49h 32m

2 stops

$1,154Air Canada

Sat, Sep 12 - Sun, Sep 20

8:41 am - 11:50 am

PHL

SYD

37h 09m

3 stops

1:15 pm - 9:30 am

SYD

PHL

34h 15m

3 stops

$1,171Multiple Airlines

Mon, Sep 14 - Mon, Sep 21

1:10 pm - 5:00 am

PHL

BNE

25h 50m

1 stop

8:35 pm - 7:05 am

BNE

PHL

24h 30m

1 stop

$1,180Qantas Airways

Wed, Sep 9 - Wed, Sep 16

9:30 pm - 3:00 pm

PHL

ADL

28h 00m

1 stop

10:00 pm - 2:30 pm

ADL

PHL

30h 00m

1 stop

$1,184Qatar Airways

Thu, Sep 10 - Thu, Sep 17

9:15 am - 8:20 pm

PHL

AVV

43h 05m

3 stops

6:00 am - 4:21 pm

AVV

PHL

50h 21m

3 stops

$1,186Multiple Airlines

Tue, Nov 3 - Wed, Nov 18

8:40 pm - 5:05 pm

PHL

ADL

28h 55m

1 stop

6:20 pm - 3:05 pm

ADL

PHL

34h 15m

2 stops

$1,196Qatar Airways

Thu, Jan 14 - Fri, Apr 30

10:31 am - 5:00 am

PHL

BNE

28h 29m

1 stop

8:35 pm - 7:40 am

BNE

PHL

25h 05m

2 stops

$1,207American Airlines

Wed, Sep 9 - Wed, Sep 16

5:30 pm - 7:30 am

PHL

SYD

24h 00m

1 stop

9:25 pm - 6:00 am

SYD

PHL

22h 35m

1 stop

$1,442American Airlines

Mon, Sep 14 - Sun, Sep 27

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Qantas Airways flights from Philadelphia to Australia

Our best Qantas Airways deals on Philadelphia to Australia flight tickets

Qantas Airways

Oct 24

PHL3:57 pmPhiladelphia

26h 03m

1 stop

SYD9:00 amSydney Kingsford Smith

Nov 7

SYD12:45 pmSydney Kingsford Smith

42h 10m

2 stops

PHL2:55 pmPhiladelphia

$1,152

Qantas Airways

Sep 9

PHL1:10 pmPhiladelphia

25h 50m

1 stop

BNE5:00 amBrisbane

Sep 16

BNE8:35 pmBrisbane

24h 30m

1 stop

PHL7:05 amPhiladelphia

$1,180

Qantas Airways

Sep 9

PHL3:12 pmPhiladelphia

25h 43m

1 stop

SYD6:55 amSydney Kingsford Smith

Sep 16

SYD9:10 amSydney Kingsford Smith

23h 32m

1 stop

PHL6:42 pmPhiladelphia

$1,227

Air Canada flights from Philadelphia to Australia

Our best Air Canada deals on Philadelphia to Australia flight tickets

Air Canada

Sep 9

PHL10:05 amPhiladelphia

31h 00m

2 stops

BNE7:05 amBrisbane

Sep 16

BNE10:00 amBrisbane

25h 32m

2 stops

PHL9:32 pmPhiladelphia

$1,144

Air Canada

Sep 12

PHL10:05 amPhiladelphia

55h 00m

2 stops

BNE7:05 amBrisbane

Sep 20

BNE10:00 amBrisbane

49h 32m

2 stops

PHL9:32 pmPhiladelphia

$1,154

Air Canada

Nov 8

PHL3:20 pmPhiladelphia

50h 15m

2 stops

SYD9:35 amSydney Kingsford Smith

Nov 18

SYD11:20 amSydney Kingsford Smith

43h 24m

2 stops

PHL2:44 pmPhiladelphia

$1,178

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaBrisbane

PHL - BNE

PHLBNE

Philadelphia

Wed 9/9

10:05 am-7:05 am

2 stops31h 00m

Brisbane

Wed 9/16

10:00 am-9:32 pm

2 stops25h 32m

$1,144

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Sat 10/24

3:57 pm-9:00 am

1 stop26h 03m

Sydney Kingsford Smith

Sat 11/7

12:45 pm-2:55 pm

2 stops42h 10m

$1,152

PhiladelphiaBrisbane

PHL - BNE

PHLBNE

Philadelphia

Sat 9/12

10:05 am-7:05 am

2 stops55h 00m

Brisbane

Sun 9/20

10:00 am-9:32 pm

2 stops49h 32m

$1,154

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Mon 9/14

8:41 am-11:50 am

3 stops37h 09m

Sydney Kingsford Smith

Mon 9/21

1:15 pm-9:30 am

3 stops34h 15m

$1,171

PhiladelphiaBrisbane

PHL - BNE

PHLBNE

Philadelphia

Wed 9/9

1:10 pm-5:00 am

1 stop25h 50m

Brisbane

Wed 9/16

8:35 pm-7:05 am

1 stop24h 30m

$1,180

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Thu 9/10

9:30 pm-3:00 pm

1 stop28h 00m

Adelaide

Thu 9/17

10:00 pm-2:30 pm

1 stop30h 00m

$1,184

PhiladelphiaMelbourne

PHL - AVV

PHLAVV

Philadelphia

Tue 11/3

9:15 am-8:20 pm

3 stops43h 05m

Melbourne Avalon

Wed 11/18

6:00 am-4:21 pm

3 stops50h 21m

$1,186

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Thu 1/14

8:40 pm-5:05 pm

1 stop28h 55m

Adelaide

Fri 4/30

6:20 pm-3:05 pm

2 stops34h 15m

$1,196

PhiladelphiaBrisbane

PHL - BNE

PHLBNE

Philadelphia

Wed 9/9

10:31 am-5:00 am

1 stop28h 29m

Brisbane

Wed 9/16

8:35 pm-7:40 am

2 stops25h 05m

$1,207

Quickest round-trip

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Mon 9/14

5:30 pm-7:30 am

1 stop24h 00m

Sydney Kingsford Smith

Sun 9/27

9:25 pm-6:00 am

1 stop22h 35m

$1,442

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 $1,124. 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 $1,205.

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 $1,444 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 $999 on momondo.

Can stopping save me money on Philadelphia to Australia flights?

You could potentially save up to 42% 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

Fastest flight time	22h 21m
Direct flights	None

The fastest flight from Philadelphia to Australia takes 22h 21m

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 August 2026, there are 7 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 10,062 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $945	Free Cancellation	Rating 7.5 1,073 reviews	Search Qantas Airways flights
Air Canada	PriceFrom $1,066	Free Cancellation	Rating 7.1 11,415 reviews	Search Air Canada flights
American Airlines	PriceFrom $1,198	Free Cancellation	Rating 7.1 11,845 reviews	Search American Airlines flights
Fiji Airways	PriceFrom $1,244	Free Cancellation	Rating 8.0 249 reviews	Search Fiji Airways flights
Air New Zealand	PriceFrom $1,418	Free Cancellation	Rating 8.0 657 reviews	Search Air New Zealand flights
Qatar Airways	PriceFrom $1,447	Free Cancellation	Rating 7.4 3,737 reviews	Search Qatar Airways 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.