
CA $1,291 Cheap Flights from Sydney (SYD) to Philadelphia (PHL)
Popular airlines from Sydney Airport (SYD) to Philadelphia International Airport (PHL)
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Find the cheapest flights on Expedia from Sydney (SYD) to Philadelphia (PHL). Flight ticket prices change frequently based on availability and demand. We send price‑drop alerts to make air travel simple and flexible. The lowest one-way fare found on Expedia for this route in the past 7 days starts at CA $1,291 for travel on February 12, 2027.
Cheap Flights from Sydney to Philadelphia (SYD-PHL)
Prices were available within the past 7 days and start at CA $1,291 for one-way flights and CA $2,465 for roundtrip, for the period specified. Prices and availability are subject to change.
All deals
One way
Roundtrip
Fri, Feb 12 - Tue, Feb 16 · SYD · PHL · Roundtrip
Fri, Feb 12 - Tue, Feb 16 · SYD · PHL · Roundtrip
Fri, Feb 12 - Tue, Feb 16 · SYD · PHL · Roundtrip
Fri, Feb 12 - Tue, Feb 16 · SYD · PHL · Roundtrip
Fri, Feb 12 - Tue, Feb 16 · SYD · PHL · Roundtrip
Fri, Feb 12 - Tue, Feb 16 · SYD · PHL · Roundtrip
Fri, Feb 12 - Tue, Feb 16 · SYD · PHL · Roundtrip
Fri, Feb 12 - Tue, Feb 16 · SYD · PHL · Roundtrip
Fri, Feb 12 - Tue, Feb 16 · SYD · PHL · Roundtrip
Fri, Feb 12 - Tue, Feb 16 · SYD · PHL · Roundtrip
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Sydney to Philadelphia Flights
The easy way to book your flights from Sydney to Philadelphia
With Expedia, it’s simple to find and book flights to Philadelphia from Sydney whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 9 airlines that cover this route. There are nonstop flights to Philadelphia Intl., too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Sydney to Philadelphia today, tomorrow, or this week.
Save dollars with cheap flights from Kingsford Smith Intl., SYD to Philadelphia Intl., PHL
Sort your search results by price to find great deals on your flight from Sydney to Philadelphia—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Philadelphia from Sydney currently is just CA $2,465 rising to CA $3,294.
Here are more money-saving tips:
- Fly in February when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to Philadelphia
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to Philadelphia from Sydney
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Philadelphia with Expedia today.
Frequently Asked Questions
How much does a flight from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.) cost?
You can find one-way and return flights from SYD to PHL with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when SYD to PHL ticket fares go up or down.
What is the cheapest month to fly from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
The cheapest months to fly from SYD to PHL are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
Enter SYD to PHL and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Sydney, NSW (SYD) to Philadelphia, PA (PHL)?
To find a cheap flight from Sydney, NSW (SYD) to Philadelphia, PA (PHL), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
There are approximately 37 connecting flights per day from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.). Some common connection points include Los Angeles Intl. (LAX), Vancouver Intl. (YVR), and Hong Kong Intl. (HKG).
What is the earliest flight from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
The earliest flight from Sydney (SYD) to Philadelphia (PHL) typically departs around 6:00 AM local time. This service is seasonal, active only in December, and is operated by airlines such as Jetstar, Qantas Airways, and American Airlines. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
You'll find the most flights from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.) on a Sunday, with around 25 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Qantas Airways, United, and American Airlines. Sunday offers notably more flight options compared to other days of the week, making it a great day to consider for your journey.
What are the most popular departure times for flights from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
The most popular departure times for flights from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.) are in the morning, from 9am to 12pm. Many major carriers, including Delta, American Airlines and United, offer flights during this window. Many travellers prefer these times as it allows for an early start to their journey, getting them to their destination with plenty of time left in the day.
How long does it take to fly from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
There are no nonstop flights from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.). The distance between these two cities is approximately 15,884 kilometres. For flights with one stop, you can expect the journey to take around 21 hours. If your flight has two or more stops, the travel time typically increases to about 23 hours 48 minutes. Keep in mind that these are average times, and your actual travel duration can vary depending on the specific routing, layover times, and weather conditions.
Can you fly business or first class from Sydney, NSW (SYD-Kingsford Smith Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
You can fly business class or first class between SYD and PHL. Airlines that offer business class service on this route include:
* Air Canada
* British Airways
* Virgin Australia
* Qatar Airways
* Cathay Pacific
* United
* Qantas Airways
* All Nippon Airways
* Air New Zealand
* Air Japan Company
* American Airlines
First class cabins are available on Emirates, Qantas Airways, and American Airlines.
How do I earn miles on a Sydney, NSW (SYD) to Philadelphia, PA (PHL) flight with Expedia?
It's easy to earn miles on a Sydney, NSW (SYD) to Philadelphia, PA (PHL) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.
*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Philadelphia, PA (PHL) from Sydney, NSW (SYD)?
If you're planning to travel to Philadelphia from Kingsford Smith Intl. (SYD), you can fly directly into Philadelphia Intl. (PHL). Some flights may connect through major hubs like Los Angeles Intl. (LAX), Haneda (HND), or San Francisco Intl. (SFO) before reaching Philadelphia. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Sydney, NSW (SYD) to Philadelphia, PA (PHL) at the last minute?
Typically, booking a last minute flight from Sydney, NSW (SYD) to Philadelphia, PA (PHL) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Sydney, NSW (SYD) to Philadelphia, PA (PHL) flight and hotel package?
Securing a Sydney, NSW (SYD) to Philadelphia, PA (PHL) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sydney, NSW (SYD) to Philadelphia, PA (PHL)?
If you booked your Sydney, NSW (SYD) to Philadelphia, PA (PHL) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.
Travel information
| Origin airport | Sydney Airport |
|---|---|
| Destination airport | Philadelphia International Airport |
| Distance | 15,882 km away |
| Airlines serving | Qantas Airways, Air Canada, Qatar Airways, American Airlines, Delta, All Nippon Airways, Cathay Pacific, Air New Zealand, Alaska Airlines, JetBlue Airways, United, British Airways, Japan Airlines, Virgin Australia, Etihad Airways |
| Popular airline | Qantas Airways |
| Roundtrip price | CA $2,465 |
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