Cheap flights from Sydney to Philadelphia from $459
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Philadelphia departing on 10/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Sydney to Philadelphia
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Philadelphia?
The cheapest month to fly to Philadelphia from Sydney is in February. Flight prices, which tend to average around $784, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Philadelphia, with average flight prices from Sydney averaging around $794.
What is the cheapest day to depart on your flight to Philadelphia?
The cheapest day to depart from Sydney to Philadelphia is on a Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $1,303. On the other hand, Saturday is the most expensive day to depart from Sydney because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $2,072.
What is the cheapest time of day to depart on your flight to Philadelphia?
According to our data, the cheapest time of day to fly to Philadelphia is in the afternoon. momondo users have found flights departing from Sydney to Philadelphia in the afternoon for as low as $1,705. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the morning when prices are around $1,727.
How far in advance should I book a flight to Philadelphia?
You are more likely to see cheaper flights to Philadelphia from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $1,408 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Sydney for as low as $850 on momondo.
What is the cheapest airline that flies from Sydney Kingsford Smith to Philadelphia?
Air Canada, Delta, and Qantas Airways are the most popular carriers operating from Sydney Kingsford Smith to Philadelphia
What airlines fly to Philadelphia?
United Airlines, Air Canada and Qantas Airways are the top three most popular airlines that fly to Philadelphia from Sydney according to our data. United Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 3 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.
When to book flights from Sydney to Philadelphia
Cheap Sydney to Philadelphia (SYD to PHL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Sydney to Philadelphia
How far is Sydney Kingsford Smith to Philadelphia by plane?
A flight from Sydney Kingsford Smith to Philadelphia will travel around 9863.8 mi. In terms of flight time, this usually takes a little over 22h 04m.
When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Philadelphia Airport?
Prices for flights from Sydney Kingsford Smith Airport to Philadelphia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Philadelphia Airport?
There is 1 operator available for flights from Sydney Kingsford Smith Airport to Philadelphia Airport as of June 2025.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Philadelphia Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The necessary travel and health documents for your Philadelphia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Sydney to Philadelphia?
Based on momondo bookings for flights between Sydney and Philadelphia, the leading airline is Qantas Airways, making up 100% of the total bookings.
Best airlines flying from Sydney to Philadelphia
Compare and see reviews for airlines that fly from Sydney to Philadelphia with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,123 | Free Cancellation | Rating 7.5 869 reviews |
Traveling to a place near Philadelphia?
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Why should I use momondo to find a flight deal from Sydney to Philadelphia?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sydney to Philadelphia. momondo saves you time and could save you money on your trip.
Can I find flights from Sydney to Philadelphia with flexible booking policies on momondo?
Yes. All flights to Philadelphia from Sydney on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Sydney to Philadelphia?
Once you have performed a search for Sydney to Philadelphia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Sydney to Philadelphia right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from Sydney and alert you when they change.