What airlines fly to Philadelphia?

Qantas Airways, United Airlines and Delta are the top three most popular airlines that fly to Philadelphia from Sydney according to our data. Qantas Airways is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 6 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

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 December 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.

$704 Cheap Flights from Sydney to Philadelphia in 2025/26

Q: What is the typical price of a round-trip flight between Sydney and Philadelphia?

Prices are currently typical for flights on this route. Typical prices usually range from $1,168 to $1,975. The lowest price recently found on this route was $1,383.

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Find the cheapest flights from Sydney to Philadelphia

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11:20 am - 2:47 pm

SYD

PHL

43h 27m2 stops

3:30 pm - 9:35 am

PHL

SYD

26h 05m2 stops

$1,383Air Canada

Wed, Feb 25 - Sun, Mar 1

11:20 am - 2:47 pm

SYD

PHL

43h 27m2 stops

3:30 pm - 9:35 am

PHL

SYD

26h 05m2 stops

$1,384Air Canada

Wed, Feb 25 - Sun, Mar 1

11:20 am - 2:47 pm

SYD

PHL

43h 27m2 stops

3:30 pm - 9:35 am

PHL

SYD

26h 05m2 stops

$1,386Air Canada

Wed, Feb 25 - Sun, Mar 1

11:20 am - 2:47 pm

SYD

PHL

43h 27m2 stops

7:50 am - 9:35 am

PHL

SYD

33h 45m2 stops

$1,437Air Canada

Fri, Jan 23 - Fri, Jan 30

9:30 pm - 2:53 pm

SYD

PHL

33h 23m2 stops

2:30 pm - 9:00 am

PHL

SYD

26h 30m1 stop

$1,476Multiple Airlines

Fri, Jan 23 - Fri, Jan 30

11:20 am - 2:47 pm

SYD

PHL

43h 27m3 stops

3:30 pm - 9:35 am

PHL

SYD

26h 05m2 stops

$1,531Air Canada

Wed, Feb 25 - Sun, Mar 1

11:20 am - 2:47 pm

SYD

PHL

43h 27m3 stops

3:30 pm - 9:35 am

PHL

SYD

26h 05m2 stops

$1,532Air Canada

Wed, Feb 25 - Sun, Mar 1

11:20 am - 2:47 pm

SYD

PHL

43h 27m3 stops

3:30 pm - 9:35 am

PHL

SYD

26h 05m2 stops

$1,533Air Canada

Wed, Feb 25 - Sun, Mar 1

11:20 am - 2:47 pm

SYD

PHL

43h 27m2 stops

3:30 pm - 9:35 am

PHL

SYD

50h 05m3 stops

$1,552Air Canada

Fri, Jan 23 - Fri, Jan 30

11:55 am - 7:45 am

SYD

PHL

33h 50m2 stops

8:00 am - 8:45 am

PHL

SYD

34h 45m2 stops

$1,586Air New Zealand

Tue, Apr 21 - Sat, Apr 25

Qatar Airways flights from Sydney to Philadelphia

Our best Qatar Airways deals on Sydney to Philadelphia flight tickets

Qatar Airways

Apr 21

SYD8:45 pmSydney Kingsford Smith

35h 46m

2 stops

PHL6:31 pmPhiladelphia

Apr 25

PHL8:30 pmPhiladelphia

30h 40m

1 stop

SYD5:10 pmSydney Kingsford Smith

$1,674

Find similar

Qatar Airways

Feb 25

SYD9:40 pmSydney Kingsford Smith

51h 50m

1 stop

PHL9:30 amPhiladelphia

Mar 1

PHL7:55 pmPhiladelphia

30h 55m

1 stop

SYD6:50 pmSydney Kingsford Smith

$1,821

Find similar

Qatar Airways

Feb 25

SYD9:40 pmSydney Kingsford Smith

51h 50m

1 stop

PHL9:30 amPhiladelphia

Mar 1

PHL7:55 pmPhiladelphia

30h 55m

1 stop

SYD6:50 pmSydney Kingsford Smith

$1,823

Find similar

United Airlines flights from Sydney to Philadelphia

Our best United Airlines deals on Sydney to Philadelphia flight tickets

United Airlines

Feb 25

SYD11:20 amSydney Kingsford Smith

28h 10m

2 stops

PHL11:30 pmPhiladelphia

Mar 1

PHL6:20 pmPhiladelphia

22h 55m

1 stop

SYD9:15 amSydney Kingsford Smith

$2,127

Find similar

United Airlines

Feb 25

SYD11:20 amSydney Kingsford Smith

28h 10m

2 stops

PHL11:30 pmPhiladelphia

Mar 1

PHL6:20 pmPhiladelphia

22h 55m

1 stop

SYD9:15 amSydney Kingsford Smith

$2,130

Find similar

United Airlines

Dec 26

SYD11:50 amSydney Kingsford Smith

27h 06m

1 stop

PHL10:56 pmPhiladelphia

Jan 6

PHL8:05 amPhiladelphia

30h 55m

1 stop

SYD7:00 amSydney Kingsford Smith

$2,183

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 2/25

11:20 am-2:47 pm

2 stops43h 27m

Philadelphia

Sun 3/1

3:30 pm-9:35 am

2 stops26h 05m

$1,383

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 2/25

11:20 am-2:47 pm

2 stops43h 27m

Philadelphia

Sun 3/1

3:30 pm-9:35 am

2 stops26h 05m

$1,384

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 2/25

11:20 am-2:47 pm

2 stops43h 27m

Philadelphia

Sun 3/1

3:30 pm-9:35 am

2 stops26h 05m

$1,386

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 1/23

11:20 am-2:47 pm

2 stops43h 27m

Philadelphia

Fri 1/30

7:50 am-9:35 am

2 stops33h 45m

$1,437

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 1/23

9:30 pm-2:53 pm

2 stops33h 23m

Philadelphia

Fri 1/30

2:30 pm-9:00 am

1 stop26h 30m

$1,476

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 2/25

11:20 am-2:47 pm

3 stops43h 27m

Philadelphia

Sun 3/1

3:30 pm-9:35 am

2 stops26h 05m

$1,531

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 2/25

11:20 am-2:47 pm

3 stops43h 27m

Philadelphia

Sun 3/1

3:30 pm-9:35 am

2 stops26h 05m

$1,532

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 2/25

11:20 am-2:47 pm

3 stops43h 27m

Philadelphia

Sun 3/1

3:30 pm-9:35 am

2 stops26h 05m

$1,533

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 1/23

11:20 am-2:47 pm

2 stops43h 27m

Philadelphia

Fri 1/30

3:30 pm-9:35 am

3 stops50h 05m

$1,552

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 4/21

11:55 am-7:45 am

2 stops33h 50m

Philadelphia

Sat 4/25

8:00 am-8:45 am

2 stops34h 45m

$1,586

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the typical price of a round-trip flight between Sydney and Philadelphia?

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 $1,341 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 $833 on momondo.

Can stopping save me money on Sydney to Philadelphia flights?

You could potentially save up to 17% on your flight if you consider stops on a Sydney to Philadelphia flight.

When to book flights from Sydney to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

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

Fastest flight time	33h 50m
Direct flights	None

The fastest flight from Sydney to Philadelphia takes 33h 50m

There are no direct flights from Sydney to Philadelphia. There are no popular flight routes from Sydney to Philadelphia.

Search flight deals

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 33h 50m.
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 December 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
Qantas Airways	PriceFrom $1,123	Free Cancellation	Rating 7.5 947 reviews		Search Qantas Airways flights

Wildwood

Cape May

Rehoboth Beach

Ocean City

Wildwood Crest

King of Prussia

Cherry Hill

Newark

Dewey Beach

Reading

North Wildwood

Avalon

Dover

Lewes

Stone Harbor

Essington

Vineland

Pottstown

Elkton

Somers Point

Why use momondo?

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.