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$431+ Cheap flights from Pennsylvania to Sydney (SYD)

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Pennsylvania to Sydney

Keep the following information in mind while searching for Pennsylvania to Sydney flight deals. Data was last updated junio 12, 2025.

Round-trip from

$871
(Delta)

One-way from

$431
(Delta)

Popular in

December

Cheapest in

September

Average price

$1,397
From Pennsylvania to Sydney Kingsford Smith
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One-way flight from Pennsylvania to Sydney Kingsford Smith
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Highest demand for flights based on searches. 15% potential increase in price ($264 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($53 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Pennsylvania to Sydney

Cheapest flights from Pennsylvania to Sydney
Explore the most affordable flight options available from Pennsylvania to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/12. 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.
dom. 7/275:10 pmDCA - SYD
1 stop23h 25mDelta
dom. 8/39:25 amSYD - DCA
1 stop20h 35mDelta
Deal found 6/12$871
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/1210:07 amIAD - SYD
2 stops30h 28mDelta
mar. 8/199:25 amSYD - IAD
2 stops28h 15mDelta
Deal found 6/11$875
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/272:59 pmEWR - SYD
2 stops30h 46mMultiple Airlines
mié. 9/31:15 pmSYD - EWR
2 stops31h 18mMultiple Airlines
Deal found 6/10$1,007
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/36:40 pmPHL - SYD
2 stops54h 00mMultiple Airlines
dom. 9/145:45 pmSYD - PHL
1 stop34h 17mMultiple Airlines
Deal found 6/11$1,073
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/143:25 pmPIT - SYD
2 stops25h 55mAir Canada
dom. 10/510:20 amSYD - PIT
2 stops43h 21mAir Canada
Deal found 6/11$1,134
This KAYAK deal was found by Cheapflights users on 6/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/145:52 pmPIT - SYD
1 stop23h 13mQantas Airways
dom. 10/510:10 amSYD - PIT
1 stop21h 19mQantas Airways
Deal found 6/11$1,185
This oojo deal was found by Cheapflights users on 6/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/17:17 pmDCA - SYD
2 stops26h 13mFiji Airways
sáb. 11/82:30 pmSYD - DCA
2 stops22h 24mFiji Airways
Deal found 6/10$1,202
This oojo deal was found by Cheapflights users on 6/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/16:35 pmPHL - SYD
2 stops26h 55mFiji Airways
sáb. 11/152:30 pmSYD - PHL
2 stops22h 43mFiji Airways
Deal found 6/11$1,202
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/88:19 pmIAD - SYD
1 stop45h 11mMultiple Airlines
mié. 8/204:20 pmSYD - IAD
2 stops38h 27mMultiple Airlines
Deal found 6/10$1,210
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/212:50 pmPIT - SYD
2 stops28h 45mMultiple Airlines
sáb. 11/811:20 amSYD - PIT
2 stops44h 10mMultiple Airlines
Deal found 6/10$1,247
This American Airlines deal was found by Cheapflights users on 6/11. 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.
dom. 9/145:52 pmPIT - SYD
1 stop23h 13mAmerican Airlines
dom. 10/510:10 amSYD - PIT
2 stops24h 34mAmerican Airlines
Deal found 6/11$1,258
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/29:00 amEWR - SYD
1 stop32h 30mAlaska Airlines
mié. 9/245:45 pmSYD - EWR
1 stop26h 14mAlaska Airlines
Deal found 6/10$1,272

Cheapflights Fare Finder

Customize your flight search to find flights from Pennsylvania to Sydney 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 junio 12, 2025.
Use the filters below to find and compare flights from Pennsylvania to Sydney that are best for you.

Fly from

Pennsylvania

Fly to

Sydney

Route

Depart

Return

Price

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

dom. 7/27

5:10 pm-6:35 am

1 stop23h 25m

Sydney Kingsford Smith

dom. 8/3

9:25 am-4:00 pm

1 stop20h 35m

$871

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

mar. 8/12

10:07 am-6:35 am

2 stops30h 28m

Sydney Kingsford Smith

mar. 8/19

9:25 am-11:40 pm

2 stops28h 15m

$875

NewarkSydney

EWR - SYD

EWRSYD

Newark

mié. 8/27

2:59 pm-11:45 am

2 stops30h 46m

Sydney Kingsford Smith

mié. 9/3

1:15 pm-6:33 am

2 stops31h 18m

$1,007

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

mié. 9/3

6:40 pm-2:40 pm

2 stops54h 00m

Sydney Kingsford Smith

dom. 9/14

5:45 pm-2:02 pm

1 stop34h 17m

$1,073

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

dom. 9/14

3:25 pm-7:20 am

2 stops25h 55m

Sydney Kingsford Smith

dom. 10/5

10:20 am-2:41 pm

2 stops43h 21m

$1,134

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

dom. 9/14

5:52 pm-7:05 am

1 stop23h 13m

Sydney Kingsford Smith

dom. 10/5

10:10 am-4:29 pm

1 stop21h 19m

$1,185

PhiladelphiaSydney

PHL - SYD

PHLSYD

Philadelphia

mar. 9/2

6:45 pm-11:45 am

2 stops27h 00m

Sydney Kingsford Smith

mar. 9/16

1:15 pm-11:29 pm

2 stops24h 14m

$1,203

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

vie. 8/8

8:19 pm-7:30 am

1 stop45h 11m

Sydney Kingsford Smith

mié. 8/20

4:20 pm-4:47 pm

2 stops38h 27m

$1,210

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

mar. 8/26

7:31 pm-10:10 pm

2 stops36h 39m

Sydney Kingsford Smith

mar. 9/9

6:00 am-11:00 pm

2 stops31h 00m

$1,216

PittsburghSydney

PIT - SYD

PITSYD

Pittsburgh

dom. 11/2

12:50 pm-9:35 am

2 stops28h 45m

Sydney Kingsford Smith

sáb. 11/8

11:20 am-3:30 pm

2 stops44h 10m

$1,247

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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

Have a flexible travel schedule? Discover the best time to fly to Sydney 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 Sydney

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

Currently, March is the cheapest month in which you can book a flight from Pennsylvania to Sydney (average of $1,041). Flying from Pennsylvania to Sydney in December is currently the most expensive (average of $1,635). 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 SYD?

Find hourly flight availability from Pennsylvania to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to Sydney as you normally would.

Rainfall in Sydney by month

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

In terms of precipitation, rainfall in Sydney 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 Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

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

If weather is an important factor for your trip to Sydney, 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 Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated junio 12, 2025.
See what other customers who have flown with Air Tahiti Nui, Japan Airlines and ANA from Pennsylvania to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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
64 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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
1,489 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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
882 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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.
Fiji Airways
8.1
Very good
194 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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.
Emirates
8.1
Very good
3,264 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

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 Sydney. 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 Sydney from Pennsylvania?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from Pennsylvania to Sydney. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $431. Users have also found prices from $629 and $659 on Fiji Airways and Philippine Airlines, respectively.

  • What are the most popular routes from Pennsylvania to Sydney?

    When deciding which route to take from Pennsylvania to Sydney consider New York John F Kennedy Intl - Sydney Kingsford Smith, Newark - Sydney Kingsford Smith or New York LaGuardia - Sydney Kingsford Smith as they are the most popular.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Pennsylvania to Sydney (average of $1,041). Flying from Pennsylvania to Sydney in December is currently the most expensive (average of $1,635). 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 Pennsylvania?

Book flights to Pennsylvania if you plan to visit one of these locations
Wollongong
Parramatta
Manly
Coogee

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Top 7 airlines flying from Pennsylvania to Sydney

Discover the top 7 airlines that operate flights from Pennsylvania to Sydney. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$276Average$1,257FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$860Average$1,452FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$940Average$1,242FlexibilityNo cancel feeOn-time67%
Air New ZealandCheapest$1,220Average$1,699FlexibilityNo cancel feeOn-time78%
American AirlinesCheapest$1,266Average$1,715FlexibilityNo cancel feeOn-time71%
Qantas AirwaysCheapest$1,294Average$1,800FlexibilityNo cancel feeOn-time74%
Fiji AirwaysCheapest$1,420Average$1,630FlexibilityNo cancel feeOn-time74%

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