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Philadelphia

$677+ Cheap flights from Australia to Philadelphia (PHL)

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PHL
jan 8 — jan 151
qui 1/8
qui 1/15
1 adult, Economy
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Cheap flight deals from Australia to Philadelphia

Cheapest flights from Australia to Philadelphia
Explore the most affordable flight options available from Australia to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on dezembro 9, 2025.

This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 12/2411:20 amSYD - PHL
2 stops24h 14mAmerican Airlines
dom 1/116:15 amPHL - SYD
1 stop34h 45mAmerican Airlines
Deal found 12/8$1,873
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 12/255:45 pmSYD - PHL
1 stop37h 25mAmerican Airlines
dom 1/116:35 pmPHL - SYD
1 stop22h 25mAmerican Airlines
Deal found 12/8$1,880
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 12/2411:20 amSYD - PHL
2 stops24h 34mAmerican Airlines
ter 1/63:35 pmPHL - SYD
2 stops30h 50mAmerican Airlines
Deal found 12/8$1,899
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 12/255:45 pmSYD - PHL
1 stop29h 43mAmerican Airlines
seg 1/125:39 pmPHL - SYD
2 stops26h 36mAmerican Airlines
Deal found 12/8$1,906
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 12/2411:20 amSYD - PHL
2 stops24h 34mAmerican Airlines
sex 1/93:07 pmPHL - SYD
2 stops25h 53mAmerican Airlines
Deal found 12/8$1,923
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 12/255:45 pmSYD - PHL
2 stops33h 46mAmerican Airlines
qui 1/86:35 pmPHL - SYD
1 stop22h 25mAmerican Airlines
Deal found 12/8$1,930
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 12/2611:20 amSYD - PHL
2 stops28h 39mAmerican Airlines
ter 1/63:35 pmPHL - SYD
2 stops30h 50mAmerican Airlines
Deal found 12/8$1,949
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 12/2611:20 amSYD - PHL
1 stop28h 31mAmerican Airlines
qui 1/86:35 pmPHL - SYD
1 stop22h 25mAmerican Airlines
Deal found 12/8$1,973
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 12/2411:20 amSYD - PHL
2 stops24h 34mAmerican Airlines
qua 1/710:25 amPHL - SYD
2 stops28h 30mAmerican Airlines
Deal found 12/8$2,069
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 12/255:45 pmSYD - PHL
1 stop29h 43mAmerican Airlines
qua 1/712:08 pmPHL - SYD
1 stop26h 47mAmerican Airlines
Deal found 12/8$2,076
This Alaska Airlines deal was found by Cheapflights users on 12/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 12/239:40 pmSYD - PHL
2 stops36h 04mAlaska Airlines
dom 1/117:06 pmPHL - SYD
2 stops56h 39mAlaska Airlines
Deal found 12/8$2,096
This American Airlines deal was found by Cheapflights users on 12/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 12/2112:00 pmMEL - PHL
1 stop27h 51mAmerican Airlines
sáb 9/198:55 amPHL - MEL
1 stop31h 50mAmerican Airlines
Deal found 12/7$2,393

Find flight deals from Australia to Philadelphia

Keep the following information in mind while searching for Australia to Philadelphia flight deals. Data was last updated dezembro 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,383
(Air Canada)

One-way from

$677
(BYOjet)

Popular in

May

Cheapest in

February

Average price

$1,696
Provider with most accurate pricing for Sydney Kingsford Smith-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Philadelphia flights.
Search Deals
From Australia to Philadelphia
Search Deals
One-way flight from Australia to Philadelphia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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, Cheapflights users made 2,558,603 searches. Data last updated dezembro 9, 2025.
Use the filters below to find and compare flights from Australia to Philadelphia that are best for you.

Fly from

Australia

Fly to

Philadelphia

Route

Depart

Return

Price

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

qua 2/25

11:20 am-2:47 pm

2 stops43h 27m

Philadelphia

dom 3/1

3:30 pm-9:35 am

2 stops26h 05m

$1,383

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

sex 1/23

11:20 am-2:47 pm

2 stops43h 27m

Philadelphia

sex 1/30

7:50 am-9:35 am

2 stops33h 45m

$1,437

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

qua 1/21

6:20 am-2:33 pm

2 stops24h 13m

Philadelphia

qua 1/28

2:30 pm-9:00 am

1 stop26h 30m

$1,468

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

sex 1/23

9:30 pm-2:53 pm

2 stops33h 23m

Philadelphia

sex 1/30

2:30 pm-9:00 am

1 stop26h 30m

$1,476

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

qua 1/21

11:45 am-9:52 pm

2 stops26h 07m

Philadelphia

qua 1/28

12:40 pm-8:45 am

2 stops28h 05m

$1,489

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

qui 5/28

9:45 am-8:25 pm

2 stops24h 40m

Philadelphia

dom 8/2

9:10 pm-6:45 am

1 stop43h 35m

$1,571

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

sex 5/29

9:45 am-7:53 pm

1 stop24h 08m

Philadelphia

qua 7/29

5:35 pm-6:45 am

1 stop23h 10m

$1,621

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

sex 1/23

10:35 am-10:59 pm

2 stops28h 24m

Philadelphia

sex 1/30

12:40 pm-9:25 am

2 stops28h 45m

$1,622

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

sáb 6/6

9:45 am-10:54 pm

1 stop27h 09m

Philadelphia

qui 8/6

1:20 pm-6:45 am

2 stops27h 25m

$1,671

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

ter 4/21

8:45 pm-6:31 pm

2 stops35h 46m

Philadelphia

sáb 4/25

8:30 pm-5:10 pm

1 stop30h 40m

$1,674

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 57 results
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Best time to book a flight from Australia to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Australia 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 Australia to Philadelphia

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

Currently, August is the cheapest month in which you can book a flight from Australia to Philadelphia (average of $287). Flying from Australia to Philadelphia in September is currently the most expensive (average of $833). 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.

What is the cheapest time of day to fly from AU to PHL?

Find hourly flight availability from Australia to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated dezembro 9, 2025.

It’s optimal to fly from Australia to Philadelphia in the evening. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated dezembro 9, 2025.
Peruse reviews from past customers who have flown with Qantas Airways and American Airlines from Australia to Philadelphia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
947 reviews

Comfort

7.5

Food

7.0

Crew

8.1

Boarding

7.7

Entertainment

7.2

Overall

7.5

Reviews

1 / 20
6.0
Good

Marco,Dec 2025

BOS - LAX

There was no WiFi or tv traveling from LAX to Sydney. Way too long of a flight to have nothing.
Qantas Airways
7.5
Good
947 reviews
Qantas Airways
7.5
Good
947 reviews

Comfort

7.5

Food

7.0

Crew

8.1

Boarding

7.7

Entertainment

7.2

Overall

7.5

Reviews

1 / 20
6.0
Good

Marco,Dec 2025

BOS - LAX

There was no WiFi or tv traveling from LAX to Sydney. Way too long of a flight to have nothing.
American Airlines
7.2
Good
11,043 reviews
Qantas Airways
7.5
Good
947 reviews

Comfort

7.5

Food

7.0

Crew

8.1

Boarding

7.7

Entertainment

7.2

Overall

7.5

Reviews

1 / 20
6.0
Good

Marco,Dec 2025

BOS - LAX

There was no WiFi or tv traveling from LAX to Sydney. Way too long of a flight to have nothing.

Related info for your journey

Find useful and relevant information for your journey from Australia to Philadelphia. 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 into for flights to Philadelphia from Australia?

    For a flight from Australia to Philadelphia, you will be flying into Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city.

  • How long is the flight from Australia to Philadelphia?

    Airlines like Air Canada, American Airlines, and Air New Zealand fly from Australia to Philadelphia in about 24h 40m. The time it takes to get you to your destination can typically vary by up to 18h 47m. Airlines will cover a distance of 10283 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $470 on Delta. Other airlines that offer cheap prices include American Airlines from $742 and Qantas Airways from $811 one-way.

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

    Most travelers choose Melbourne - Philadelphia, Perth - Philadelphia or Sydney Kingsford Smith - Philadelphia when deciding on the best route from Australia to Philadelphia.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Australia to Philadelphia 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 Australia to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Australia to Philadelphia (average of $287). Flying from Australia to Philadelphia in September is currently the most expensive (average of $833). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
King of Prussia
Reading
Ocean City
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Newark
Millville
Chester

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Australia to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Australia to Philadelphia

Discover the top 2 airlines that operate flights from Australia to Philadelphia. 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 dezembro 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,123Average$1,262FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,195Average$1,301FlexibilityNo cancel feeOn-time71%

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