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$808+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PHL
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
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 June 8, 2026.

This United Airlines deal was found by Cheapflights users on 6/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1910:55 am
MEL
-
PHL
1 stop28h 34m
United Airlines
Fri 7/316:10 am
PHL
-
MEL
2 stops35h 20m
United Airlines
Deal found 6/6$953
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1910:55 am
MEL
-
PHL
1 stop28h 28m
United Airlines
Sun 7/266:00 am
PHL
-
MEL
1 stop36h 15m
United Airlines
Deal found 6/4$967
This United Airlines deal was found by Cheapflights users on 6/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:20 am
SYD
-
PHL
1 stop20h 57m
United Airlines
Wed 8/191:35 pm
PHL
-
SYD
2 stops27h 20m
United Airlines
Deal found 6/5$1,029
This Expedia deal was found by Cheapflights users on 6/6. 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.
Tue 7/1410:55 am
MEL
-
PHL
1 stop34h 55m
Virgin Australia
Thu 7/306:23 pm
PHL
-
MEL
1 stop23h 52m
Virgin Australia
Deal found 6/6$1,162
This Virgin Australia deal was found by Cheapflights users on 6/7. 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 Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2910:55 am
MEL
-
PHL
1 stop34h 55m
Virgin Australia
Wed 8/59:25 am
PHL
-
MEL
1 stop32h 50m
Virgin Australia
Deal found 6/7$1,164
This United Airlines deal was found by Cheapflights users on 6/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:00 pm
MEL
-
PHL
2 stops37h 17m
United Airlines
Thu 7/309:25 am
PHL
-
MEL
1 stop32h 50m
United Airlines
Deal found 6/6$1,185
This Aunt Betty deal was found by Cheapflights users on 6/8. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:20 am
SYD
-
PHL
1 stop35h 30m
Virgin Australia
Tue 7/289:25 am
PHL
-
SYD
1 stop31h 30m
Virgin Australia
Deal found 6/8$1,217
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:00 am
MEL
-
PHL
2 stops38h 50m
United Airlines
Wed 7/299:25 am
PHL
-
MEL
1 stop32h 50m
United Airlines
Deal found 6/7$1,233
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Thu 8/69:10 am
SYD
-
PHL
2 stops38h 09m
American Airlines
Mon 8/107:35 pm
PHL
-
SYD
1 stop44h 50m
American Airlines
Deal found 6/6$1,252
This Aunt Betty deal was found by Cheapflights users on 6/7. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:20 am
SYD
-
PHL
1 stop20h 57m
Virgin Australia
Fri 8/76:00 am
PHL
-
SYD
1 stop34h 55m
Virgin Australia
Deal found 6/7$1,266
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:20 am
SYD
-
PHL
1 stop21h 08m
United Airlines
Wed 10/286:13 pm
PHL
-
SYD
1 stop24h 02m
United Airlines
Deal found 6/7$1,277
This Delta deal was found by Cheapflights users on 6/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:15 am
SYD
-
PHL
2 stops28h 41m
Delta
Tue 7/2812:36 pm
PHL
-
SYD
2 stops28h 14m
Delta
Deal found 6/6$1,286

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 June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$953
(United Airlines)

One-way from

$808
(United Airlines)

Popular in

September

Cheapest in

November

Average price

$1,828
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. 10% potential increase in price ($172 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($76 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
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 June 8, 2026.
Use the filters below to find and compare flights from Australia to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

Sun 6/21

10:55 am-7:50 am

1 stop34h 55m

Philadelphia

Mon 7/27

6:23 pm-8:15 am

1 stop23h 52m

$953

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

Sun 6/21

10:55 am-5:31 am

2 stops32h 36m

Philadelphia

Thu 7/30

6:10 am-8:15 am

2 stops36h 05m

$953

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

Sun 6/21

10:55 am-1:29 am

1 stop28h 34m

Philadelphia

Tue 7/28

10:00 am-8:15 am

2 stops32h 15m

$953

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

Sun 7/19

10:55 am-1:23 am

1 stop28h 28m

Philadelphia

Sun 7/26

6:10 am-8:15 am

2 stops36h 05m

$967

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 8/3

10:20 am-5:17 pm

1 stop20h 57m

Philadelphia

Wed 8/19

1:35 pm-6:55 am

2 stops27h 20m

$1,029

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

Tue 7/14

10:55 am-7:50 am

1 stop34h 55m

Philadelphia

Thu 7/30

6:23 pm-8:15 am

1 stop23h 52m

$1,162

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

Sat 6/20

7:00 am-7:50 am

2 stops38h 50m

Philadelphia

Wed 7/29

9:25 am-8:15 am

1 stop32h 50m

$1,233

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 7/21

9:15 am-12:59 am

2 stops29h 44m

Philadelphia

Tue 7/28

12:36 pm-6:50 am

2 stops28h 14m

$1,277

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 9/30

10:20 am-7:42 pm

2 stops23h 22m

Philadelphia

Wed 10/28

5:35 pm-7:00 am

1 stop22h 25m

$1,277

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 8/6

9:30 am-10:29 pm

2 stops26h 59m

Philadelphia

Mon 8/10

1:31 pm-7:00 am

2 stops27h 29m

$1,277

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 39 resultsSorted by cheapest first
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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, November is the cheapest month in which you can book a flight from Australia to Philadelphia (average of $426). Flying from Australia to Philadelphia in February is currently the most expensive (average of $1,246). 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.

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 United Airlines, Delta, and Virgin Australia fly from Australia to Philadelphia in about 24h 12m. The time it takes to get you to your destination can typically vary by up to 10h 43m. Airlines will cover a distance of 10002 mi. This flight may include one or multiple stops.

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

    Most travelers choose Sydney Kingsford Smith - Philadelphia, Melbourne - Philadelphia or Adelaide - 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, November is the cheapest month in which you can book a flight from Australia to Philadelphia (average of $426). Flying from Australia to Philadelphia in February is currently the most expensive (average of $1,246). 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
King of Prussia
Reading
Camden
Ocean City
Cherry Hill
Lewes
Dewey Beach
Pottstown
Ephrata
Milford
Plymouth Meeting
Wildwood Crest
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Vineland

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