HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
New South Wales

$608+ Cheap flights from Philadelphia (PHL) to New South Wales

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Dec 14 — Dec 211
Sun 12/14
Sun 12/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to New South Wales with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Philadelphia to New South Wales

Cheapest flights from Philadelphia to New South Wales
Explore the most affordable flight options available from Philadelphia to New South Wales. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 14, 2025.

This oojo deal was found by Cheapflights users on 11/12. 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 12/23:45 pmPHL - SYD
1 stop25h 15mQantas Airways
Sat 12/65:50 pmSYD - PHL
2 stops36h 47mQantas Airways
Deal found 11/12$972
This Qantas Airways deal was found by Cheapflights users on 11/11. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:03 pmPHL - SYD
2 stops47h 32mQantas Airways
Mon 12/1511:20 amSYD - PHL
1 stop21h 58mQantas Airways
Deal found 11/11$1,002
This Cheapflightsfares deal was found by Cheapflights users on 11/12. 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.
Wed 11/263:45 pmPHL - SYD
1 stop25h 15mQantas Airways
Mon 12/152:05 pmSYD - PHL
1 stop23h 32mQantas Airways
Deal found 11/12$1,020
This American Airlines deal was found by Cheapflights users on 11/11. 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.
Tue 11/256:45 pmPHL - SYD
1 stop22h 15mAmerican Airlines
Wed 12/311:20 amSYD - PHL
1 stop24h 45mAmerican Airlines
Deal found 11/11$1,044
This American Airlines deal was found by Cheapflights users on 11/12. 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.
Wed 11/265:10 pmPHL - SYD
2 stops23h 50mAmerican Airlines
Mon 12/1511:20 amSYD - PHL
2 stops22h 35mAmerican Airlines
Deal found 11/12$1,049
This United Airlines deal was found by Cheapflights users on 11/10. 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 12/31:15 pmPHL - SYD
3 stops27h 50mUnited Airlines
Sun 12/2111:20 amSYD - PHL
2 stops29h 25mUnited Airlines
Deal found 11/10$1,065
This Delta deal was found by Cheapflights users on 11/12. 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 12/912:22 pmPHL - SYD
2 stops28h 08mDelta
Tue 12/1610:40 amSYD - PHL
2 stops30h 11mDelta
Deal found 11/12$1,066
This Ovago deal was found by Cheapflights users on 11/12. 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.
Sat 12/63:13 pmPHL - SYD
1 stop25h 47mQantas Airways
Fri 12/125:45 pmSYD - PHL
1 stop22h 04mQantas Airways
Deal found 11/12$1,076
This United Airlines deal was found by Cheapflights users on 11/12. 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 12/68:05 pmPHL - SYD
2 stops42h 15mUnited Airlines
Tue 12/1611:20 amSYD - PHL
2 stops25h 50mUnited Airlines
Deal found 11/12$1,082

Cheap flight deals from Philadelphia to New South Wales

Keep the following information in mind while searching for Philadelphia to New South Wales flight deals. Data was last updated November 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$971
(BestPriceTravel)

One-way from

$608
(Cheapflightsfares)

Popular in

December

Cheapest in

February

Average price

$1,259
Provider with most accurate pricing for Philadelphia-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Sydney Kingsford Smith flights.
Search Deals
From Philadelphia to New South Wales
Search Deals
One-way flight from Philadelphia to New South Wales
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($265 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to New South Wales 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 November 14, 2025.
Use the filters below to find and compare flights from Philadelphia to New South Wales that are best for you.

Fly from

Philadelphia

Fly to

New South Wales

Route

Depart

Return

Price

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Mon 2/16

2:14 pm-9:00 am

1 stop26h 46m

Sydney Kingsford Smith

Tue 2/24

2:05 pm-8:35 pm

1 stop22h 30m

$1,045

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 11/26

3:45 pm-9:00 am

1 stop25h 15m

Sydney Kingsford Smith

Mon 12/15

2:05 pm-8:07 pm

1 stop22h 02m

$1,045

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Tue 12/9

10:45 am-6:55 am

1 stop28h 10m

Sydney Kingsford Smith

Tue 12/16

11:20 am-5:18 pm

1 stop21h 58m

$1,045

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 12/3

1:15 pm-9:05 am

3 stops27h 50m

Sydney Kingsford Smith

Sun 12/21

11:20 am-12:45 am

2 stops29h 25m

$1,065

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Tue 12/9

12:22 pm-8:30 am

2 stops28h 08m

Sydney Kingsford Smith

Tue 12/16

10:40 am-12:51 am

2 stops30h 11m

$1,066

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Fri 2/27

2:14 pm-9:00 am

1 stop26h 46m

Sydney Kingsford Smith

Sun 3/8

1:05 pm-6:24 pm

1 stop21h 19m

$1,097

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Thu 2/26

2:14 pm-9:00 am

1 stop26h 46m

Sydney Kingsford Smith

Mon 3/9

1:05 pm-7:24 pm

1 stop21h 19m

$1,097

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 2/25

2:14 pm-9:00 am

1 stop26h 46m

Sydney Kingsford Smith

Sun 3/8

1:05 pm-6:24 pm

1 stop21h 19m

$1,097

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Wed 2/25

2:14 pm-9:00 am

1 stop26h 46m

Sydney Kingsford Smith

Wed 3/11

1:05 pm-7:24 pm

1 stop21h 19m

$1,097

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

Fri 2/27

2:14 pm-9:00 am

1 stop26h 46m

Sydney Kingsford Smith

Tue 3/10

5:45 pm-11:49 pm

1 stop21h 04m

$1,097

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from Philadelphia to New South Wales

Have a flexible travel schedule? Discover the best time to fly to New South Wales 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 New South Wales

What is the cheapest month to book a flight from Philadelphia to New South Wales?

Currently, August is the cheapest month in which you can book a flight from Philadelphia to New South Wales (average of $403). Flying from Philadelphia to New South Wales in January is currently the most expensive (average of $949). 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 PHL to NSW?

Find hourly flight availability from Philadelphia to New South Wales. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 14, 2025.

It’s typically best to fly out from Philadelphia to New South Wales in the morning. Doing so could potentially save you 29% on the flight price compared to flying in the evening, which is usually more expensive.

Reviews of airlines servicing New South Wales

Get insights into the airlines that provide service to New South Wales. 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 New South Wales. Reviews last updated November 14, 2025.
Read reviews from past customers who have flown Fiji Airways, Qantas Airways, and United Airlines from Philadelphia to New South Wales. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Fiji Airways
8.1
Very good
209 reviews

Crew

8.5

Food

7.5

Boarding

8.2

Entertainment

7.5

Comfort

8.0

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Fiji Airways
8.1
Very good
209 reviews
Fiji Airways
8.1
Very good
209 reviews

Crew

8.5

Food

7.5

Boarding

8.2

Entertainment

7.5

Comfort

8.0

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Qantas Airways
7.5
Good
934 reviews
Fiji Airways
8.1
Very good
209 reviews

Crew

8.5

Food

7.5

Boarding

8.2

Entertainment

7.5

Comfort

8.0

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
United Airlines
7.4
Good
9,016 reviews
Fiji Airways
8.1
Very good
209 reviews

Crew

8.5

Food

7.5

Boarding

8.2

Entertainment

7.5

Comfort

8.0

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
American Airlines
7.2
Good
11,050 reviews
Fiji Airways
8.1
Very good
209 reviews

Crew

8.5

Food

7.5

Boarding

8.2

Entertainment

7.5

Comfort

8.0

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Air Canada
7.1
Good
10,444 reviews
Fiji Airways
8.1
Very good
209 reviews

Crew

8.5

Food

7.5

Boarding

8.2

Entertainment

7.5

Comfort

8.0

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to New South Wales. 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 New South Wales?

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

  • How long is the flight from Philadelphia to New South Wales?

    Departing from Philadelphia to New South Wales will take you 26h 46m. The distance from Philadelphia to New South Wales is about 9862 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Philadelphia to New South Wales that include hotel bookings?

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

  • How can I find direct flights from Philadelphia to New South Wales?

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

  • Can I find deals for business class flights from Philadelphia to New South Wales?

    Yes. Cheapflights offers flight deals from Philadelphia to New South Wales 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 New South Wales?

    Currently, August is the cheapest month in which you can book a flight from Philadelphia to New South Wales (average of $403). Flying from Philadelphia to New South Wales in January is currently the most expensive (average of $949). 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.

Alternative routes for Philadelphia to New South Wales

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Sydney flights
John F Kennedy Intl to Melbourne flights
Newark to Sydney flights
LaGuardia to Sydney flights
Newark to Melbourne flights
Dulles Intl to Sydney flights
LaGuardia to Melbourne flights
Dulles Intl to Melbourne flights
Reagan-National to Sydney flights
Reagan-National to Melbourne flights
John F Kennedy Intl to Avalon flights
Newark to Brisbane flights
John F Kennedy Intl to Brisbane flights
LaGuardia to Brisbane flights
Philadelphia to Sydney flights
Newark to Avalon flights
John F Kennedy Intl to Perth flights
Dulles Intl to Avalon flights
Philadelphia to Melbourne flights
Dulles Intl to Brisbane flights
Reagan-National to Brisbane flights
Newark to Perth flights
LaGuardia to Perth flights
Philadelphia to Avalon flights
Pittsburgh to Melbourne flights
Pittsburgh to Sydney flights
John F Kennedy Intl to Adelaide flights
Dulles Intl to Adelaide flights
Reagan-National to Perth flights
Dulles Intl to Canberra flights
Dulles Intl to Perth flights
Reagan-National to Canberra flights
Newark to Adelaide flights
Newark to Coolangatta flights
John F Kennedy Intl to Coolangatta flights
LaGuardia to Adelaide flights
Reagan-National to Cairns flights
Dulles Intl to Cairns flights
John F Kennedy Intl to Canberra flights
John F Kennedy Intl to Hobart flights
LaGuardia to Coolangatta flights
Philadelphia to Brisbane flights
Philadelphia to Perth flights
Newark to Canberra flights

Top 7 airlines flying from Philadelphia to New South Wales

Discover the top 7 airlines that operate flights from Philadelphia to New South Wales. 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 November 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$535Average$879FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$860Average$887FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$941Average$1,259FlexibilityNo cancel feeOn-time67%
Air New ZealandCheapest$1,220Average$1,548FlexibilityNo cancel feeOn-time78%
Fiji AirwaysCheapest$1,288Average$1,531FlexibilityNo cancel feeOn-time74%
Qantas AirwaysCheapest$1,309Average$2,028FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,350Average$1,801FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.