Australia

$662+ Cheap flights from Philadelphia (PHL) to Australia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
jul 2 — jul 91
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Cheap flight deals from Philadelphia to Australia

Cheapest flights from Philadelphia to Australia
Explore the most affordable flight options available from Philadelphia to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juni 2, 2026.

This Air Canada deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tis 6/210:05 am
PHL
-
BNE
2 stops31h 00m
Air Canada
tis 6/910:15 am
BNE
-
PHL
2 stops25h 18m
Air Canada
Deal found 6/1$1,212
This Air Canada deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sön 11/83:20 pm
PHL
-
SYD
2 stops26h 15m
Air Canada
ons 11/1811:20 am
SYD
-
PHL
2 stops43h 24m
Air Canada
Deal found 5/30$1,217
This Expedia deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mån 6/13:29 pm
PHL
-
SYD
1 stop25h 36m
Qantas Airways
mån 6/89:10 am
SYD
-
PHL
1 stop23h 25m
Qantas Airways
Deal found 5/31$1,220
This Air Canada deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mån 9/1410:05 am
PHL
-
SYD
2 stops31h 15m
Air Canada
sön 9/279:20 am
SYD
-
PHL
2 stops26h 12m
Air Canada
Deal found 5/31$1,221
This FlightHub deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tis 9/13:25 pm
PHL
-
BNE
2 stops25h 40m
Air Canada
ons 10/710:00 am
BNE
-
PHL
2 stops25h 32m
Air Canada
Deal found 6/2$1,222
This Air Canada deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mån 6/16:00 am
PHL
-
SYD
2 stops35h 20m
Air Canada
mån 6/89:20 am
SYD
-
PHL
2 stops43h 28m
Air Canada
Deal found 5/31$1,222
This FlightHub deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sön 8/1610:05 am
PHL
-
SYD
2 stops31h 15m
Air Canada
ons 9/99:20 am
SYD
-
PHL
2 stops26h 12m
Air Canada
Deal found 5/30$1,227
This Air Canada deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tis 9/157:00 am
PHL
-
SYD
2 stops34h 20m
Air Canada
tis 9/229:20 am
SYD
-
PHL
3 stops43h 27m
Air Canada
Deal found 5/29$1,230
This Air Canada deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ons 11/1111:39 am
PHL
-
SYD
3 stops29h 56m
Multiple Airlines
mån 11/1611:20 am
SYD
-
PHL
2 stops43h 24m
Multiple Airlines
Deal found 5/30$1,236
This Ovago deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sön 8/1610:50 am
PHL
-
SYD
1 stop30h 30m
Singapore Airlines
ons 9/99:20 am
SYD
-
PHL
2 stops26h 12m
Singapore Airlines
Deal found 5/30$1,239
This Air Canada deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 6/1810:05 am
PHL
-
BNE
2 stops55h 00m
Air Canada
ons 7/2910:00 am
BNE
-
PHL
2 stops42h 49m
Air Canada
Deal found 5/31$1,249
This oojo deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tis 6/23:29 pm
PHL
-
BNE
1 stop23h 31m
Qantas Airways
tis 6/98:35 pm
BNE
-
PHL
1 stop24h 30m
Qantas Airways
Deal found 6/1$1,257

Find flight deals from Philadelphia to Australia

Keep the following information in mind while searching for Philadelphia to Australia flight deals. Data was last updated juni 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,217
(Air Canada)

One-way from

$662
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,540
Provider with most accurate pricing for Philadelphia-Sydney Kingsford Smith flight deals.
Provider most trusted by Cheapflights users for Philadelphia-Sydney Kingsford Smith flights.
From Philadelphia to Australia
One-way flight from Philadelphia to Australia
Highest demand for flights based on searches. 12% potential increase in price ($217 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($49 potential savings vs. average RT price).
Average for round-trip flights in June 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Australia 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, Cheapflights users made 2,558,603 searches. Data last updated juni 2, 2026.
Use the filters below to find and compare flights from Philadelphia to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaBrisbane

PHL - BNE

PHLBNE

Philadelphia

tis 9/1

3:25 pm-7:05 am

2 stops25h 40m

Brisbane

ons 10/7

10:00 am-9:32 pm

2 stops25h 32m

$1,222

PhiladelphiaBrisbane

PHL - BNE

PHLBNE

Philadelphia

tors 6/18

10:05 am-7:05 am

2 stops55h 00m

Brisbane

ons 7/29

10:00 am-2:49 pm

2 stops42h 49m

$1,249

PhiladelphiaBrisbane

PHL - BNE

PHLBNE

Philadelphia

tors 6/18

3:29 pm-5:00 am

1 stop23h 31m

Brisbane

ons 7/29

8:45 am-6:52 pm

2 stops24h 07m

$1,296

PhiladelphiaMelbourne

PHL - MEL

PHLMEL

Philadelphia

ons 7/1

9:25 am-8:15 am

1 stop32h 50m

Melbourne

tis 7/7

10:55 am-5:31 am

2 stops32h 36m

$1,302

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

mån 9/14

1:06 pm-6:55 am

2 stops27h 49m

Sydney Kingsford Smith

sön 9/27

10:20 am-5:30 pm

1 stop21h 10m

$1,305

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

sön 6/21

8:00 am-6:55 am

2 stops32h 55m

Sydney Kingsford Smith

sön 7/5

9:30 am-10:29 pm

2 stops26h 59m

$1,305

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

tis 8/18

9:27 am-6:55 am

1 stop31h 28m

Sydney Kingsford Smith

mån 9/7

10:20 am-5:30 pm

1 stop21h 10m

$1,309

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

sön 7/26

6:25 am-6:50 am

2 stops34h 25m

Sydney Kingsford Smith

sön 8/16

9:15 am-9:38 am

2 stops38h 23m

$1,314

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

ons 7/1

4:10 pm-6:50 am

2 stops24h 40m

Sydney Kingsford Smith

mån 7/13

9:15 am-9:31 am

2 stops38h 16m

$1,314

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

mån 8/17

6:36 pm-6:55 am

1 stop22h 19m

Sydney Kingsford Smith

mån 9/7

9:30 am-8:55 pm

2 stops25h 25m

$1,314

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/2

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Philadelphia to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Australia

What is the cheapest month to book a flight from Philadelphia to Australia?

Currently, August is the cheapest month in which you can book a flight from Philadelphia to Australia (average of $250). Flying from Philadelphia to Australia in October is currently the most expensive (average of $1,066). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

The price you pay for your flight from Philadelphia to Australia may vary depending on when you book. For the best chance of a lower fare, look to book 40 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated juni 2, 2026.
See what other customers who have flown with Fiji Airways,Qantas Airways, andUnited Airlines from Philadelphia to Australia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.5

Crew

8.6

Food

7.5

Reviews

1 / 19
8.0
Excellent

Paul,Mar 2026

YVR - NAN

Flown with Fiji Airways before they have always been good. The crew are very friendly and attentive. The seats in economy are in the small side but good. Another happy flight with them.

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.5

Crew

8.6

Food

7.5

Reviews

1 / 19
8.0
Excellent

Paul,Mar 2026

YVR - NAN

Flown with Fiji Airways before they have always been good. The crew are very friendly and attentive. The seats in economy are in the small side but good. Another happy flight with them.

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.5

Crew

8.6

Food

7.5

Reviews

1 / 19
8.0
Excellent

Paul,Mar 2026

YVR - NAN

Flown with Fiji Airways before they have always been good. The crew are very friendly and attentive. The seats in economy are in the small side but good. Another happy flight with them.

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.5

Crew

8.6

Food

7.5

Reviews

1 / 19
8.0
Excellent

Paul,Mar 2026

YVR - NAN

Flown with Fiji Airways before they have always been good. The crew are very friendly and attentive. The seats in economy are in the small side but good. Another happy flight with them.

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.5

Crew

8.6

Food

7.5

Reviews

1 / 19
8.0
Excellent

Paul,Mar 2026

YVR - NAN

Flown with Fiji Airways before they have always been good. The crew are very friendly and attentive. The seats in economy are in the small side but good. Another happy flight with them.

Boarding

8.2

Comfort

8.1

Overall

8.1

Entertainment

7.5

Crew

8.6

Food

7.5

Reviews

1 / 19
8.0
Excellent

Paul,Mar 2026

YVR - NAN

Flown with Fiji Airways before they have always been good. The crew are very friendly and attentive. The seats in economy are in the small side but good. Another happy flight with them.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Philadelphia to Australia?

    Most people fly from Philadelphia (PHL) if they book a flight from Philadelphia to Australia. Philadelphia is conveniently located just 7.0 mi from Philadelphia’s city center.

  • How long is the flight from Philadelphia to Australia?

    Air Canada, Qantas Airways, and United Airlines can get you from Philadelphia to Australia in just under 23h 31m. Your travel time can differ by up to 9h 19m. The distance between Philadelphia and Australia is about 9555 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Philadelphia to Australia one-way?

    For one-way options, check prices for Qantas Airways. According to our data, you can fly for as low as $628. Users have also found prices from $672 and $772 on Fiji Airways and American Airlines, respectively.

  • What are the most popular routes from Philadelphia to Australia?

  • Can I find deals for flights from Philadelphia to Australia that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Australia.

  • Can I find deals for business class flights from Philadelphia to Australia?

    Yes. Cheapflights offers flight deals from Philadelphia to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Australia?

    Currently, August is the cheapest month in which you can book a flight from Philadelphia to Australia (average of $250). Flying from Philadelphia to Australia in October is currently the most expensive (average of $1,066). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Philadelphia to Australia

Discover the top 7 airlines that operate flights from Philadelphia to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated juni 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$765Average$1,489FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$843Average$1,808FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$945Average$1,662FlexibilityNo cancel feeOn-time74%
Fiji AirwaysCheapest$954Average$1,494FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,198Average$1,630FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$1,418Average$1,548FlexibilityNo cancel feeOn-time78%
Qatar AirwaysCheapest$1,447Average$2,010FlexibilityNo cancel feeOn-time68%

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