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Cheap flights from Australia to Philadelphia from $1,145

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 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PHL
6 Jul — 13 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Philadelphia

Enter your travel dates to find the best prices.

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 6 June 2026.

Sun 19/710:55
MEL
-
PHL
1 stop28h 28m
United Airlines
Sun 26/706:00
PHL
-
MEL
1 stop36h 15m
United Airlines
Deal found 4/6$1,372
Sun 21/610:55
MEL
-
PHL
1 stop28h 34m
United Airlines
Wed 29/709:25
PHL
-
MEL
1 stop32h 50m
United Airlines
Deal found 2/6$1,375
Mon 13/710:55
MEL
-
PHL
1 stop34h 55m
United Airlines
Mon 27/718:23
PHL
-
MEL
1 stop23h 52m
United Airlines
Deal found 3/6$1,376
Mon 3/810:20
SYD
-
PHL
1 stop20h 57m
United Airlines
Wed 19/813:35
PHL
-
SYD
2 stops27h 20m
United Airlines
Deal found 5/6$1,460
Tue 9/610:20
SYD
-
PHL
1 stop20h 57m
United Airlines
Fri 3/708:05
PHL
-
SYD
2 stops32h 55m
United Airlines
Deal found 3/6$1,540
Tue 14/710:55
MEL
-
PHL
1 stop34h 55m
Virgin Australia
Thu 30/718:23
PHL
-
MEL
1 stop23h 52m
Virgin Australia
Deal found 6/6$1,649
Mon 20/710:55
MEL
-
PHL
1 stop34h 55m
Virgin Australia
Mon 27/706:00
PHL
-
MEL
1 stop36h 15m
Virgin Australia
Deal found 2/6$1,674
Sat 20/618:00
MEL
-
PHL
2 stops45h 29m
United Airlines
Wed 29/713:31
PHL
-
MEL
2 stops28h 44m
United Airlines
Deal found 2/6$1,710
Thu 9/710:20
SYD
-
PHL
1 stop20h 57m
Virgin Australia
Wed 29/709:25
PHL
-
SYD
1 stop31h 30m
Virgin Australia
Deal found 2/6$1,733
Tue 21/709:15
SYD
-
PHL
2 stops28h 41m
Delta
Tue 28/712:36
PHL
-
SYD
2 stops28h 14m
Delta
Deal found 6/6$1,825
Tue 21/710:20
SYD
-
PHL
1 stop20h 57m
Virgin Australia
Tue 28/709:25
PHL
-
SYD
1 stop31h 30m
Virgin Australia
Deal found 6/6$1,842
Tue 1/910:20
SYD
-
PHL
2 stops37h 47m
United Airlines
Wed 30/915:05
PHL
-
SYD
2 stops25h 50m
United Airlines
Deal found 3/6$1,845

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 6 June 2026.

Round-trip from

$1,372

One-way from

$1,145

Popular in

September

Cheapest in

October

Average price

$2,239
United Airlines
  • United Airlines
  • 19/7-26/7
  • 2 total stops
  • 64h 43m total
  • Australia to Philadelphia
Search Deals
22/8
  • 22/8
  • 2 total stops
  • 32h 33m total
  • Australia to Philadelphia
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($100 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 6 June 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 return flight

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

Sun 19/7

10:55-00:57

2 stops28h 02m

Philadelphia

Sun 26/7

06:10-08:15

2 stops36h 05m

$1,372

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

Sun 21/6

10:55-01:29

1 stop28h 34m

Philadelphia

Wed 29/7

09:25-08:15

1 stop32h 50m

$1,375

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

Mon 13/7

10:55-07:50

1 stop34h 55m

Philadelphia

Mon 27/7

08:05-07:30

2 stops33h 25m

$1,376

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 3/8

10:20-01:23

1 stop29h 03m

Philadelphia

Wed 19/8

18:36-06:55

1 stop22h 19m

$1,460

MelbournePhiladelphia

MEL - PHL

MELPHL

Melbourne

Tue 14/7

10:55-07:50

1 stop34h 55m

Philadelphia

Thu 30/7

18:23-08:15

1 stop23h 52m

$1,649

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 21/7

09:15-23:56

2 stops28h 41m

Philadelphia

Tue 28/7

12:36-06:50

2 stops28h 14m

$1,825

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 1/9

10:20-12:23

2 stops40h 03m

Philadelphia

Wed 30/9

18:36-06:55

1 stop22h 19m

$1,845

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 30/9

10:20-21:15

1 stop24h 55m

Philadelphia

Thu 1/10

11:20-07:00

2 stops29h 40m

$1,890

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Wed 12/8

06:05-12:23

3 stops43h 48m

Philadelphia

Wed 2/9

18:36-11:05

2 stops26h 59m

$1,964

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 25/6

09:30-12:25

2 stops40h 55m

Philadelphia

Mon 13/7

19:58-06:55

2 stops44h 57m

$1,971

Flights are sorted by cheapest return flights first.

Deals found on 4/6

Showing 1-10 of 45 resultsSorted by cheapest first
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5

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 return 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 $604). Flying from Australia to Philadelphia in February is currently the most expensive (average of $1,768). 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.

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 6 June 2026.
Read reviews from past customers who have flown with Qantas Airways,Qatar Airways, andUnited Airlines from Australia to Philadelphia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
1,044 reviews
Check prices

Boarding

7.7

Food

7.0

Overall

7.5

Crew

8.1

Entertainment

7.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
Qantas Airways
7.5
Good
1,044 reviews
Qantas Airways
7.5
Good
1,044 reviews
Check prices

Boarding

7.7

Food

7.0

Overall

7.5

Crew

8.1

Entertainment

7.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
Qatar Airways
7.4
Good
3,731 reviews
Qantas Airways
7.5
Good
1,044 reviews
Check prices

Boarding

7.7

Food

7.0

Overall

7.5

Crew

8.1

Entertainment

7.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
United Airlines
7.4
Good
9,777 reviews
Qantas Airways
7.5
Good
1,044 reviews
Check prices

Boarding

7.7

Food

7.0

Overall

7.5

Crew

8.1

Entertainment

7.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
American Airlines
7.1
Good
11,651 reviews
Qantas Airways
7.5
Good
1,044 reviews
Check prices

Boarding

7.7

Food

7.0

Overall

7.5

Crew

8.1

Entertainment

7.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
Air Canada
7.1
Good
11,131 reviews
Qantas Airways
7.5
Good
1,044 reviews
Check prices

Boarding

7.7

Food

7.0

Overall

7.5

Crew

8.1

Entertainment

7.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!

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?

    If you book a flight to Philadelphia from Australia, you will be flying to Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 11.2 km from the centre of Philadelphia.

  • How long is the flight from Australia to Philadelphia?

    Airlines like United Airlines, Virgin Australia, and Delta fly from Australia to Philadelphia in about 28h 28m. The time it takes to get you to your destination can typically vary by up to 6h 27m. Australia and Philadelphia are separated by a distance of 16549 km. This flight may include one or multiple stops.

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

    Most travellers choose Sydney Kingsford Smith - Philadelphia, Melbourne - Philadelphia or Brisbane - 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 holiday 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 $604). Flying from Australia to Philadelphia in February is currently the most expensive (average of $1,768). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Australia to Philadelphia on these airlines

Choose from the following airlines for your flight from Australia to Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on 6 June 2026.
Air Canada flights from Australia to Philadelphia

Top 6 airlines flying from Australia to Philadelphia

Discover the top 6 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 647,157 searches. Data last updated 6 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,116Average$2,139FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air New ZealandCheapest$1,221Average$1,683FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Air CanadaCheapest$1,320Average$1,706FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,325Average$1,600FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$1,425Average$1,999FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qatar AirwaysCheapest$2,368Average$2,554FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Australia to Philadelphia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Australia to Philadelphia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Australia to Philadelphia?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Australia to Philadelphia.

Can Cheapflights find flights from Australia to Philadelphia with no change fees?

Need flexible booking options for your flight to Philadelphia from Australia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Australia to Philadelphia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Philadelphia from Australia today and book when prices fit your budget.

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