HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Pacific

$416+ Cheap flights from Pennsylvania to South Pacific

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SYD
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pennsylvania to South Pacific 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.

Cheap flight deals from Pennsylvania to South Pacific

Keep the following information in mind while searching for Pennsylvania to South Pacific flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$779
(FlightHub)

One-way from

$416
(Cheapflightsfares)

Popular in

December

Cheapest in

February

Average price

$1,450
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 Pennsylvania to South Pacific
Search Deals
One-way flight from Pennsylvania to South Pacific
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($301 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Pennsylvania to South Pacific

Cheapest flights from Pennsylvania to South Pacific
Explore the most affordable flight options available from Pennsylvania to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This FlightHub deal was found by Cheapflights users on 10/28. 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.
Tue 11/183:30 pmEWR - SYD
2 stops26h 05mAir Canada
Tue 11/2511:20 amSYD - EWR
2 stops37h 27mAir Canada
Deal found 10/28$779
This Orbitz deal was found by Cheapflights users on 10/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:25 pmEWR - SYD
2 stops26h 55mMultiple Airlines
Tue 11/411:20 amSYD - EWR
1 stop21h 33mMultiple Airlines
Deal found 10/27$800
This Travelocity deal was found by Cheapflights users on 10/29. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:25 pmEWR - SYD
1 stop23h 10mMultiple Airlines
Mon 8/319:35 pmSYD - EWR
2 stops33h 24mMultiple Airlines
Deal found 10/29$810
This Air Canada deal was found by Cheapflights users on 10/28. 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.
Mon 12/16:25 pmEWR - SYD
1 stop44h 30mAir Canada
Thu 12/114:00 pmSYD - EWR
1 stop40h 53mAir Canada
Deal found 10/28$811
This Expedia deal was found by Cheapflights users on 10/28. 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.
Thu 12/116:25 pmEWR - SYD
1 stop23h 10mAir Canada
Thu 12/2511:20 amSYD - EWR
1 stop21h 33mAir Canada
Deal found 10/28$820
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/212:00 pmEWR - SYD
1 stop27h 00mUnited Airlines
Sun 11/1612:10 pmSYD - EWR
1 stop20h 50mUnited Airlines
Deal found 10/27$845
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/263:59 pmIAD - SYD
2 stops25h 06mUnited Airlines
Tue 12/911:20 amSYD - IAD
1 stop21h 06mUnited Airlines
Deal found 10/27$851
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/126:15 pmEWR - SYD
1 stop22h 50mUnited Airlines
Wed 12/1712:10 pmSYD - EWR
1 stop20h 50mUnited Airlines
Deal found 10/26$851
This Air Canada deal was found by Cheapflights users on 10/27. 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.
Thu 12/116:25 pmEWR - SYD
1 stop23h 10mAir Canada
Thu 4/99:20 amSYD - EWR
1 stop21h 56mAir Canada
Deal found 10/27$852
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 11/2712:45 pmIAD - SYD
2 stops26h 15mUnited Airlines
Tue 12/911:20 amSYD - IAD
1 stop23h 34mUnited Airlines
Deal found 10/27$854
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 11/136:15 pmEWR - SYD
1 stop22h 50mUnited Airlines
Tue 12/1611:50 amSYD - EWR
1 stop20h 31mUnited Airlines
Deal found 10/26$854
This Delta deal was found by Cheapflights users on 10/27. 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.
Wed 10/2912:27 pmIAD - SYD
2 stops27h 43mDelta
Wed 11/1910:40 amSYD - IAD
2 stops22h 24mDelta
Deal found 10/27$855

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania to South Pacific 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 October 29, 2025.
Use the filters below to find and compare flights from Pennsylvania to South Pacific that are best for you.

Fly from

Pennsylvania

Fly to

South Pacific

Route

Depart

Return

Price

NewarkSydney

EWR - SYD

EWRSYD

Newark

Tue 2/10

6:00 pm-9:05 am

1 stop23h 05m

Sydney Kingsford Smith

Tue 3/24

10:20 am-3:52 pm

1 stop20h 32m

$851

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Thu 3/19

8:25 am-7:00 am

1 stop31h 35m

Sydney Kingsford Smith

Mon 3/23

12:10 pm-7:22 pm

1 stop22h 12m

$854

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Fri 2/13

8:35 am-9:05 am

1 stop32h 30m

Sydney Kingsford Smith

Sun 3/1

11:20 am-11:56 pm

1 stop28h 36m

$854

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Thu 11/27

12:45 pm-7:00 am

2 stops26h 15m

Sydney Kingsford Smith

Tue 12/9

2:00 pm-8:55 pm

1 stop22h 55m

$854

NewarkSydney

EWR - SYD

EWRSYD

Newark

Mon 11/10

6:15 pm-9:05 am

1 stop22h 50m

Sydney Kingsford Smith

Sat 12/13

11:20 am-4:55 pm

1 stop21h 35m

$854

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 2/17

10:05 am-8:30 am

2 stops30h 25m

Sydney Kingsford Smith

Tue 5/26

9:25 am-11:29 pm

2 stops28h 04m

$855

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Sun 2/15

1:00 pm-6:50 am

2 stops25h 50m

Sydney Kingsford Smith

Mon 3/16

1:15 pm-9:13 pm

2 stops22h 58m

$855

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 2/24

1:00 pm-8:30 am

2 stops27h 30m

Sydney Kingsford Smith

Tue 3/24

9:40 am-12:07 am

2 stops29h 27m

$855

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 2/10

3:42 pm-8:30 am

2 stops24h 48m

Sydney Kingsford Smith

Wed 3/11

9:40 am-6:42 pm

2 stops24h 02m

$855

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Sun 1/25

7:00 am-6:50 am

2 stops31h 50m

Sydney Kingsford Smith

Mon 2/16

2:15 pm-12:07 am

2 stops25h 52m

$855

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Pennsylvania to South Pacific

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

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

Currently, October is the cheapest month in which you can book a flight from Pennsylvania to South Pacific (average of $249). Flying from Pennsylvania to South Pacific in June is currently the most expensive (average of $878). 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 SP?

Find hourly flight availability from Pennsylvania to South Pacific. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Pennsylvania to South Pacific in the evening. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Pennsylvania to South Pacific?

Use this chart to determine the cheapest time to fly round-trip from Pennsylvania to South Pacific. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Pennsylvania to South Pacific flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • How long is the flight from Pennsylvania to South Pacific?

    Airlines like United Airlines, Delta, and Qantas Airways fly from Pennsylvania to South Pacific in about 23h 05m. The time it takes to get you to your destination can typically vary by up to 7h 20m. The distance between Pennsylvania and South Pacific is about 9923 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $430 on United Airlines. Other airlines that offer cheap prices include Delta from $433 and American Airlines from $582 one-way.

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

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

  • How can I find direct flights from Pennsylvania to South Pacific?

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

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

    Yes. Cheapflights offers flight deals from Pennsylvania to South Pacific 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 South Pacific?

    Currently, October is the cheapest month in which you can book a flight from Pennsylvania to South Pacific (average of $249). Flying from Pennsylvania to South Pacific in June is currently the most expensive (average of $878). 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 Pennsylvania to South Pacific

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Cancún flights
John F Kennedy Intl to Fort Lauderdale flights
Los Angeles to John F Kennedy Intl flights
John F Kennedy Intl to Miami flights
John F Kennedy Intl to Orlando flights
John F Kennedy Intl to Los Angeles flights
Newark to Miami flights
Newark to Fort Lauderdale flights
Newark to Cancún flights
Dallas/Fort Worth to John F Kennedy Intl flights
LaGuardia to Dallas/Fort Worth flights
LaGuardia to Fort Lauderdale flights
Dallas/Fort Worth to LaGuardia flights
San Francisco to John F Kennedy Intl flights
LaGuardia to Miami flights
Newark to Dallas/Fort Worth flights
John F Kennedy Intl to Dallas/Fort Worth flights
Los Angeles to Haneda flights
Dallas/Fort Worth to Las Vegas flights
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to Mexico City flights
John F Kennedy Intl to O'Hare Intl flights
O'Hare Intl to Cancún flights
O'Hare Intl to John F Kennedy Intl flights
John F Kennedy Intl to San Francisco flights
John F Kennedy Intl to Heathrow flights
Los Angeles to Newark flights
San Francisco to Newark flights
John F Kennedy Intl to West Palm Beach flights
John F Kennedy Intl to Luis Munoz Marin Intl flights
Los Angeles to Dallas/Fort Worth flights
Seattle to Los Angeles flights
Newark to Heathrow flights
Newark to Orlando flights
Dallas/Fort Worth to Newark flights
Los Angeles to Seattle flights
San Francisco to Los Angeles flights
Newark to West Palm Beach flights
Newark to Los Angeles flights
Atlanta to John F Kennedy Intl flights
John F Kennedy Intl to Charles de Gaulle flights
Los Angeles to LaGuardia flights
LaGuardia to Orlando flights
Los Angeles to San Francisco flights
John F Kennedy Intl to Tampa flights
Fort Lauderdale to John F Kennedy Intl flights
LaGuardia to Hobby flights
O'Hare Intl to Mexico City flights
Hobby to Newark flights
Newark to Las Vegas flights

Top 9 airlines flying from Pennsylvania to South Pacific

Discover the top 9 airlines that operate flights from Pennsylvania to South Pacific. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$319Average$1,504FlexibilityNo cancel feeOn-time71%
DeltaCheapest$535Average$956FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$562Average$1,331FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$759Average$1,577FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$776Average$1,721FlexibilityNo cancel feeOn-time78%
Qantas AirwaysCheapest$787Average$1,675FlexibilityNo cancel feeOn-time74%
Fiji AirwaysCheapest$897Average$1,443FlexibilityNo cancel feeOn-time74%
Air Tahiti NuiCheapest$1,092Average$1,432FlexibilityNo cancel feeOn-time73%
Qatar AirwaysCheapest$1,296Average$1,694FlexibilityNo cancel feeOn-time68%

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.