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$471+ Cheap flights from Pennsylvania 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Pennsylvania to Australia

Keep the following information in mind while searching for Pennsylvania to Australia flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$991
(Mytrip)

One-way from

$471
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$1,524
Provider with most accurate pricing for Philadelphia-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Sydney Kingsford Smith flights.
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From Pennsylvania to Australia
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One-way flight from Pennsylvania to Australia
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Highest demand for flights based on searches. 14% potential increase in price ($237 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Pennsylvania to Australia

Cheapest flights from Pennsylvania to Australia
Explore the most affordable flight options available from Pennsylvania to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2911:19 amEWR - SYD
3 stops34h 26mMultiple Airlines
Sat 5/101:45 pmSYD - EWR
3 stops33h 22mMultiple Airlines
Deal found 3/30$991
This Trip.com deal was found by Cheapflights users on 3/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/101:00 pmJFK - MEL
2 stops33h 15mMultiple Airlines
Sat 5/1712:55 pmMEL - JFK
2 stops37h 04mMultiple Airlines
Deal found 3/30$1,004
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/311:56 amLGA - SYD
2 stops33h 49mMultiple Airlines
Mon 5/124:20 pmSYD - LGA
3 stops42h 45mMultiple Airlines
Deal found 3/30$1,022
This Air Canada deal was found by Cheapflights users on 3/30. 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.
Tue 5/69:45 amIAD - SYD
2 stops31h 35mAir Canada
Tue 5/209:20 amSYD - IAD
2 stops39h 54mAir Canada
Deal found 3/30$1,037
This Air Canada deal was found by Cheapflights users on 3/30. 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.
Sun 6/89:40 amDCA - SYD
2 stops31h 40mAir Canada
Sun 6/159:20 amSYD - DCA
2 stops26h 33mAir Canada
Deal found 3/30$1,037
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/11:42 pmEWR - MEL
2 stops31h 48mMultiple Airlines
Wed 5/2812:55 pmMEL - EWR
3 stops30h 47mMultiple Airlines
Deal found 3/30$1,078
This Cheapflightsfares deal was found by Cheapflights users on 3/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/18:25 amDCA - SYD
2 stops34h 25mQantas Airways
Thu 11/139:35 pmSYD - DCA
2 stops41h 25mQantas Airways
Deal found 3/30$1,103
This Cheapflightsfares deal was found by Cheapflights users on 3/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1411:30 amIAD - SYD
2 stops32h 15mQantas Airways
Sun 12/77:05 amSYD - IAD
2 stops25h 01mQantas Airways
Deal found 3/30$1,106
This Jetabroad deal was found by Cheapflights users on 3/30. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:59 pmDCA - SYD
2 stops34h 51mMultiple Airlines
Sun 11/235:25 pmSYD - DCA
2 stops32h 16mMultiple Airlines
Deal found 3/30$1,136
This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:59 pmDCA - MEL
2 stops34h 21mMultiple Airlines
Sat 5/107:30 amMEL - DCA
2 stops29h 34mMultiple Airlines
Deal found 3/30$1,168
This FlightHub deal was found by Cheapflights users on 3/30. 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.
Sat 5/36:59 pmDCA - SYD
2 stops26h 46mFiji Airways
Sat 5/241:45 pmSYD - DCA
2 stops23h 19mFiji Airways
Deal found 3/30$1,179
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/101:00 pmJFK - SYD
2 stops32h 45mMultiple Airlines
Mon 5/264:20 pmSYD - JFK
1 stop28h 35mMultiple Airlines
Deal found 3/30$1,181

Cheapflights Fare Finder

Customize your flight search to find flights from Pennsylvania 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 March 31, 2025.
Use the filters below to find and compare flights from Pennsylvania to Australia that are best for you.

Fly from

Pennsylvania

Fly to

Australia

Route

Depart

Return

Price

NewarkSydney

EWR - SYD

EWRSYD

Newark

Tue 4/29

11:19 am-11:45 am

3 stops34h 26m

Sydney Kingsford Smith

Sat 5/10

1:45 pm-9:07 am

3 stops33h 22m

$991

New YorkMelbourne

JFK - MEL

JFKMEL

New York John F Kennedy Intl

Sat 5/10

1:00 pm-12:15 pm

2 stops33h 15m

Melbourne

Sat 5/17

12:55 pm-11:59 am

2 stops37h 04m

$1,004

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sat 5/3

11:56 am-11:45 am

2 stops33h 49m

Sydney Kingsford Smith

Mon 5/12

4:20 pm-9:05 pm

3 stops42h 45m

$1,022

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 5/6

9:45 am-7:20 am

2 stops31h 35m

Sydney Kingsford Smith

Tue 5/20

9:20 am-11:14 am

2 stops39h 54m

$1,037

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 6/8

9:40 am-7:20 am

2 stops31h 40m

Sydney Kingsford Smith

Sun 6/15

9:20 am-9:53 pm

2 stops26h 33m

$1,037

NewarkMelbourne

EWR - MEL

EWRMEL

Newark

Thu 5/1

1:42 pm-11:30 am

2 stops31h 48m

Melbourne

Wed 5/28

12:55 pm-5:42 am

3 stops30h 47m

$1,078

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sat 5/3

6:59 pm-11:45 am

2 stops26h 46m

Sydney Kingsford Smith

Sat 5/24

1:45 pm-11:04 pm

2 stops23h 19m

$1,179

NewarkSydney

EWR - SYD

EWRSYD

Newark

Mon 5/19

6:10 pm-7:20 am

1 stop23h 10m

Sydney Kingsford Smith

Sun 6/1

9:20 am-7:33 am

2 stops36h 13m

$1,222

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Thu 8/28

7:00 pm-12:15 pm

2 stops27h 15m

Sydney Kingsford Smith

Sat 9/13

1:45 pm-10:30 pm

2 stops22h 45m

$1,274

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Sun 8/24

12:15 pm-7:15 pm

1 stop41h 00m

Sydney Kingsford Smith

Tue 9/9

8:55 pm-10:05 am

1 stop27h 10m

$1,303

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 results
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Best time to book a flight from Pennsylvania to Australia

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

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

Currently, February is the cheapest month in which you can book a flight from Pennsylvania to Australia (average of $1,046). Flying from Pennsylvania to Australia in December is currently the most expensive (average of $1,643). 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 PA to AU?

Find hourly flight availability from Pennsylvania to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

When flying from Pennsylvania to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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 March 31, 2025.
See what other customers who have flown with Air Tahiti Nui, Japan Airlines and ANA from Pennsylvania to Australia have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
61 reviews

Comfort

8.0

Entertainment

7.2

Food

7.8

Crew

9.1

Overall

8.7

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.7
Very good
61 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Comfort

8.0

Entertainment

7.2

Food

7.8

Crew

9.1

Overall

8.7

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Japan Airlines
8.3
Very good
1,440 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Comfort

8.0

Entertainment

7.2

Food

7.8

Crew

9.1

Overall

8.7

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
ANA
8.3
Very good
831 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Comfort

8.0

Entertainment

7.2

Food

7.8

Crew

9.1

Overall

8.7

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
China Airlines
8.2
Very good
723 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Comfort

8.0

Entertainment

7.2

Food

7.8

Crew

9.1

Overall

8.7

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Asiana Airlines
8.2
Very good
440 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Comfort

8.0

Entertainment

7.2

Food

7.8

Crew

9.1

Overall

8.7

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    The cheapest airline one-way is Fiji Airways, with whom users have recently found tickets for as low as $642. However, be on the lookout for offers from Air India and Alaska Airlines, as they are both options that can get you from Pennsylvania to Australia for a low price.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Pennsylvania to Australia (average of $1,046). Flying from Pennsylvania to Australia in December is currently the most expensive (average of $1,643). 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

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Alternative routes for Pennsylvania to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Pennsylvania to Australia

Discover the top 8 airlines that operate flights from Pennsylvania 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$337Average$1,760FlexibilityNo cancel feeOn-time71%
DeltaCheapest$717Average$1,050FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$863Average$1,612FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$940Average$1,344FlexibilityNo cancel feeOn-time67%
Air New ZealandCheapest$1,220Average$1,889FlexibilityNo cancel feeOn-time78%
Fiji AirwaysCheapest$1,228Average$1,481FlexibilityNo cancel feeOn-time74%
Qantas AirwaysCheapest$1,270Average$2,061FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,294Average$1,688FlexibilityNo cancel feeOn-time68%
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