What airlines fly to Australia?

United Airlines, Qantas Airways and Delta are the top three most popular airlines that fly to Australia from Philadelphia according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 13 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?

Fiji Airways, Qantas Airways, and American Airlines 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 November 2025, there are 8 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.

$570 Cheap Flights from Philadelphia to Australia in 2025/26

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One-way

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Cheap round-trip flights

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2:14 pm - 9:30 amPHL-MEL

27h 16m1 stop

6:45 am - 11:41 pmMEL-PHL

32h 56m2 stops

$942Qantas Airways

Find Deal

Fri, Feb 20 - Wed, Mar 4

12:08 pm - 5:15 pmPHL-MEL

37h 07m2 stops

12:00 pm - 11:41 pmMEL-PHL

27h 41m1 stop

$950Qantas Airways

Find Deal

Wed, Feb 11 - Sat, Feb 21

3:13 pm - 9:00 amPHL-SYD

25h 47m1 stop

11:20 am - 5:39 pmSYD-PHL

22h 19m1 stop

$1,044American Airlines

Find Deal

Wed, Dec 10 - Wed, Dec 17

4:04 pm - 9:00 amPHL-SYD

24h 56m2 stops

11:20 am - 5:55 pmSYD-PHL

22h 35m2 stops

$1,048American Airlines

Find Deal

Wed, Nov 26 - Mon, Dec 15

12:45 pm - 7:00 amPHL-SYD

26h 15m1 stop

12:10 pm - 7:41 pmSYD-PHL

23h 31m1 stop

$1,061United Airlines

Find Deal

Tue, Dec 9 - Tue, Dec 16

3:30 pm - 8:45 amPHL-BNE

26h 15m2 stops

10:45 am - 2:47 pmBNE-PHL

43h 02m2 stops

$1,122Air Canada

Find Deal

Sun, Feb 1 - Sun, Feb 8

7:50 am - 11:30 amPHL-BNE

37h 40m3 stops

10:00 am - 2:46 pmBNE-PHL

42h 46m2 stops

$1,188Air Canada

Find Deal

Tue, Mar 24 - Fri, Apr 10

5:39 pm - 12:15 pmPHL-ADL

27h 06m2 stops

1:15 pm - 8:35 pmADL-PHL

22h 50m2 stops

$1,247Fiji Airways

Find Deal

Tue, Feb 10 - Sat, Feb 14

6:15 am - 6:00 pmPHL-CBR

43h 45m2 stops

6:35 am - 12:45 amCBR-PHL

34h 10m3 stops

$1,775United Airlines

Find Deal

Thu, Dec 11 - Thu, Dec 18

2:02 pm - 1:05 pmPHL-CBR

31h 03m2 stops

9:30 am - 8:55 pmCBR-PHL

51h 25m3 stops

$3,007Fiji Airways

Find Deal

Sat, Dec 20 - Wed, Dec 31

American Airlines flights from Philadelphia to Australia

Our best American Airlines deals on Philadelphia to Australia flight tickets

American Airlines

Dec 10

PHL3:13 pmPhiladelphia

25h 47m

1 stop

SYD9:00 amSydney Kingsford Smith

Dec 17

SYD11:20 amSydney Kingsford Smith

22h 19m

1 stop

PHL5:39 pmPhiladelphia

$1,044

Find similar

American Airlines

Nov 26

PHL4:04 pmPhiladelphia

24h 56m

2 stops

SYD9:00 amSydney Kingsford Smith

Dec 15

SYD11:20 amSydney Kingsford Smith

22h 35m

2 stops

PHL5:55 pmPhiladelphia

$1,048

Find similar

American Airlines

Nov 26

PHL5:10 pmPhiladelphia

23h 50m

2 stops

SYD9:00 amSydney Kingsford Smith

Dec 15

SYD11:20 amSydney Kingsford Smith

22h 35m

2 stops

PHL5:55 pmPhiladelphia

$1,049

Find similar

Delta flights from Philadelphia to Australia

Our best Delta deals on Philadelphia to Australia flight tickets

Delta

Dec 9

PHL9:39 amPhiladelphia

30h 51m

2 stops

SYD8:30 amSydney Kingsford Smith

Dec 16

SYD10:40 amSydney Kingsford Smith

23h 32m

2 stops

PHL6:12 pmPhiladelphia

$1,065

Find similar

Delta

Nov 24

PHL6:14 amPhiladelphia

34h 16m

2 stops

SYD8:30 amSydney Kingsford Smith

Nov 30

SYD10:40 amSydney Kingsford Smith

35h 15m

2 stops

PHL5:55 amPhiladelphia

$1,077

Find similar

Delta

Dec 29

PHL10:31 amPhiladelphia

29h 59m

2 stops

SYD8:30 amSydney Kingsford Smith

Jan 15

SYD10:40 amSydney Kingsford Smith

27h 28m

2 stops

PHL10:08 pmPhiladelphia

$1,140

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaMelbourne

PHL - MEL

PHLMEL

Philadelphia

Fri 2/20

2:14 pm-9:30 am

1 stop27h 16m

Melbourne

Wed 3/4

6:45 am-11:41 pm

2 stops32h 56m

$942

PhiladelphiaMelbourne

PHL - MEL

PHLMEL

Philadelphia

Wed 2/11

12:08 pm-5:15 pm

2 stops37h 07m

Melbourne

Sat 2/21

12:00 pm-11:41 pm

1 stop27h 41m

$950

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 12/10

3:13 pm-9:00 am

1 stop25h 47m

Sydney Kingsford Smith

Wed 12/17

11:20 am-5:39 pm

1 stop22h 19m

$1,044

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 11/26

4:04 pm-9:00 am

2 stops24h 56m

Sydney Kingsford Smith

Mon 12/15

11:20 am-5:55 pm

2 stops22h 35m

$1,048

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Tue 12/9

12:45 pm-7:00 am

1 stop26h 15m

Sydney Kingsford Smith

Tue 12/16

12:10 pm-7:41 pm

1 stop23h 31m

$1,061

PhiladelphiaBrisbane

PHL - BNE

PHLBNE

Philadelphia

Sun 2/1

3:30 pm-8:45 am

2 stops26h 15m

Brisbane

Sun 2/8

10:45 am-2:47 pm

2 stops43h 02m

$1,122

PhiladelphiaBrisbane

PHL - BNE

PHLBNE

Philadelphia

Tue 3/24

7:50 am-11:30 am

3 stops37h 40m

Brisbane

Fri 4/10

10:00 am-2:46 pm

2 stops42h 46m

$1,188

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 2/10

5:39 pm-12:15 pm

2 stops27h 06m

Adelaide

Sat 2/14

1:15 pm-8:35 pm

2 stops22h 50m

$1,247

PhiladelphiaCanberra

PHL - CBR

PHLCBR

Philadelphia

Thu 12/11

6:15 am-6:00 pm

2 stops43h 45m

Canberra

Thu 12/18

6:35 am-12:45 am

3 stops34h 10m

$1,775

PhiladelphiaCanberra

PHL - CBR

PHLCBR

Philadelphia

Sat 12/20

2:02 pm-1:05 pm

2 stops31h 03m

Canberra

Wed 12/31

9:30 am-8:55 pm

3 stops51h 25m

$3,007

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 $1,093. If you aren’t able to travel during the month of February, then book flights to Australia from Philadelphia during September instead. Flights to Australia in September, while not as cheap as those in February, still average around $1,127.

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart from Philadelphia to Australia is on a Sunday. Travelers who choose to depart for Australia on a Sunday will often find tickets for as low as $1,373. On the other hand, Thursday is the most expensive day to depart from Philadelphia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,659.

What is the cheapest time of day to depart on your flight to Australia?

Flying to Australia from Philadelphia in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,449 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $2,063 on average. Flights to Australia from Philadelphia in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight 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 $1,441 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 $1,155 on momondo.

Can stopping save me money on Philadelphia to Australia flights?

You could potentially save up to 31% 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

Direct flights	None

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

Search flight deals

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 November 2025, there are 8 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
Delta	PriceFrom $535	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
United Airlines	PriceFrom $860	Free Cancellation	Rating 7.4 9,015 reviews	Search United Airlines flights
Air Canada	PriceFrom $941	Free Cancellation	Rating 7.1 10,443 reviews	Search Air Canada flights
Fiji Airways	PriceFrom $945	Free Cancellation	Rating 8.1 209 reviews	Search Fiji Airways flights
American Airlines	PriceFrom $1,148	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights
Air New Zealand	PriceFrom $1,220	Free Cancellation	Rating 8.0 526 reviews	Search Air New Zealand flights
Qatar Airways	PriceFrom $1,296	Free Cancellation	Rating 7.4 3,660 reviews	Search Qatar Airways flights
Qantas Airways	PriceFrom $1,309	Free Cancellation	Rating 7.5 933 reviews	Search Qantas 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.

An easier way to manage your Australia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Australia

Popular cities in Australia

Flights to Sydneyfrom $642

Flights to Melbournefrom $765

Flights to Brisbanefrom $682

Flights to Perthfrom $952

Flights to Adelaidefrom $817

Flights to Cairnsfrom $953

Flights to Coolangattafrom $997

Flights to Hobartfrom $1,055

Flights to Canberrafrom $1,009

Flights to Darwinfrom $1,300

Flights to Maroochydorefrom $1,089

Flights to Launcestonfrom $1,141

Cheap flights from Philadelphia to Australia from $570

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Australia departing on 2/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

Find the cheapest flights from Philadelphia to Australia

Cheap round-trip flights

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American Airlines flights from Philadelphia to Australia

Our best American Airlines deals on Philadelphia to Australia flight tickets

Delta flights from Philadelphia to Australia

Our best Delta deals on Philadelphia to Australia flight tickets

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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

What is the cheapest month to fly to Australia?

What is the cheapest day to depart on your flight to Australia?

What is the cheapest time of day to depart on your flight to Australia?

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

Can stopping save me money on Philadelphia to Australia flights?

You could potentially save up to 31% on your flight if you consider stops on a Philadelphia to Australia flight.

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

Fiji Airways, Qantas Airways, and American Airlines are the most popular carriers operating from Philadelphia to Australia

What airlines fly to Australia?

Cheap Philadelphia to Australia flight deals and tips

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

Direct flights

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

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

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

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

Best airlines flying from Philadelphia to Australia

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

Why use momondo?

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

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

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

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

An easier way to manage your Australia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Popular cities in Australia

Popular flights according to clicks in the last 7 days on momondo