What airlines fly to Philadelphia?

Delta, United Airlines and Air Canada are the top three most popular airlines that fly to Philadelphia from Sydney according to our data. Delta 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 4 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Sydney Kingsford Smith to Philadelphia?

United Airlines and Delta are the most popular carriers operating from Sydney Kingsford Smith to Philadelphia

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 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.

$644 Cheap Flights from Sydney to Philadelphia in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $1,907 to $1,686. The lowest price recently found on this route was $1,092.

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Find the cheapest flights from Sydney to Philadelphia

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:30 am - 12:57 am

SYD

PHL

29h 27m

2 stops

6:00 am - 6:55 am

PHL

SYD

58h 55m

2 stops

$1,092United Airlines

Sat, Jun 27 - Sat, Jul 4

9:30 am - 9:19 pm

SYD

PHL

25h 49m

2 stops

6:10 am - 6:55 am

PHL

SYD

34h 45m

2 stops

$1,093United Airlines

Fri, Jun 19 - Sun, Aug 2

10:20 am - 6:54 pm

SYD

PHL

22h 34m

2 stops

1:06 pm - 7:00 am

PHL

SYD

27h 54m

2 stops

$1,131United Airlines

Fri, Jul 31 - Fri, Aug 21

9:30 am - 6:54 pm

SYD

PHL

23h 24m

2 stops

11:03 am - 7:00 am

PHL

SYD

29h 57m

2 stops

$1,143United Airlines

Fri, Jul 31 - Fri, Aug 21

10:20 am - 5:17 pm

SYD

PHL

20h 57m

1 stop

9:27 am - 7:00 am

PHL

SYD

31h 33m

2 stops

$1,146United Airlines

Fri, Jul 31 - Fri, Aug 21

10:20 am - 7:50 am

SYD

PHL

35h 30m

1 stop

6:23 pm - 6:55 am

PHL

SYD

22h 32m

1 stop

$1,254Virgin Australia

Thu, Jun 4 - Mon, Jun 15

10:20 am - 7:50 am

SYD

PHL

35h 30m

1 stop

6:23 pm - 6:55 am

PHL

SYD

22h 32m

1 stop

$1,304Virgin Australia

Sun, Jun 14 - Sun, Jun 21

9:30 am - 9:19 pm

SYD

PHL

25h 49m

2 stops

6:00 am - 6:55 am

PHL

SYD

34h 55m

1 stop

$1,311United Airlines

Fri, Jun 19 - Sun, Aug 2

10:20 am - 7:50 am

SYD

PHL

35h 30m

1 stop

9:25 am - 6:55 am

PHL

SYD

31h 30m

1 stop

$1,341Virgin Australia

Sat, Jun 13 - Sat, Jun 20

9:15 am - 7:27 pm

SYD

PHL

24h 12m

2 stops

2:33 pm - 6:50 am

PHL

SYD

26h 17m

2 stops

$1,369Delta

Thu, Jun 4 - Mon, Jun 15

United Airlines flights from Sydney to Philadelphia

Our best United Airlines deals on Sydney to Philadelphia flight tickets

United Airlines

May 21

SYD10:20 amSydney Kingsford Smith

20h 57m

1 stop

PHL5:17 pmPhiladelphia

May 31

PHL8:00 amPhiladelphia

32h 55m

2 stops

SYD6:55 amSydney Kingsford Smith

$1,042

United Airlines

Jun 27

SYD9:30 amSydney Kingsford Smith

29h 27m

2 stops

PHL12:57 amPhiladelphia

Jul 4

PHL6:00 amPhiladelphia

58h 55m

2 stops

SYD6:55 amSydney Kingsford Smith

$1,092

United Airlines

Jun 19

SYD9:30 amSydney Kingsford Smith

25h 49m

2 stops

PHL9:19 pmPhiladelphia

Aug 2

PHL6:10 amPhiladelphia

34h 45m

2 stops

SYD6:55 amSydney Kingsford Smith

$1,093

Virgin Australia flights from Sydney to Philadelphia

Our best Virgin Australia deals on Sydney to Philadelphia flight tickets

Virgin Australia

Jun 4

SYD10:20 amSydney Kingsford Smith

35h 30m

1 stop

PHL7:50 amPhiladelphia

Jun 15

PHL6:23 pmPhiladelphia

22h 32m

1 stop

SYD6:55 amSydney Kingsford Smith

$1,254

Virgin Australia

Jun 14

SYD10:20 amSydney Kingsford Smith

35h 30m

1 stop

PHL7:50 amPhiladelphia

Jun 21

PHL6:23 pmPhiladelphia

22h 32m

1 stop

SYD6:55 amSydney Kingsford Smith

$1,304

Virgin Australia

Jun 13

SYD10:20 amSydney Kingsford Smith

35h 30m

1 stop

PHL7:50 amPhiladelphia

Jun 20

PHL9:25 amPhiladelphia

31h 30m

1 stop

SYD6:55 amSydney Kingsford Smith

$1,341

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Sat 6/27

9:30 am-12:57 am

2 stops29h 27m

Philadelphia

Sat 7/4

6:00 am-6:55 am

2 stops58h 55m

$1,092

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 6/19

9:30 am-9:19 pm

2 stops25h 49m

Philadelphia

Sun 8/2

6:10 am-6:55 am

2 stops34h 45m

$1,093

Quickest round-trip

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 7/31

10:20 am-6:54 pm

2 stops22h 34m

Philadelphia

Fri 8/21

1:06 pm-7:00 am

2 stops27h 54m

$1,131

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 7/31

9:30 am-6:54 pm

2 stops23h 24m

Philadelphia

Fri 8/21

11:03 am-7:00 am

2 stops29h 57m

$1,143

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 7/31

10:20 am-5:17 pm

1 stop20h 57m

Philadelphia

Fri 8/21

9:27 am-7:00 am

2 stops31h 33m

$1,146

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 6/4

10:20 am-7:50 am

1 stop35h 30m

Philadelphia

Mon 6/15

6:23 pm-6:55 am

1 stop22h 32m

$1,254

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Sun 6/14

10:20 am-7:50 am

1 stop35h 30m

Philadelphia

Sun 6/21

6:23 pm-6:55 am

1 stop22h 32m

$1,304

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 6/19

9:30 am-9:19 pm

2 stops25h 49m

Philadelphia

Sun 8/2

6:00 am-6:55 am

1 stop34h 55m

$1,311

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Sat 6/13

10:20 am-7:50 am

1 stop35h 30m

Philadelphia

Sat 6/20

9:25 am-6:55 am

1 stop31h 30m

$1,341

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 6/4

9:15 am-7:27 pm

2 stops24h 12m

Philadelphia

Mon 6/15

2:33 pm-6:50 am

2 stops26h 17m

$1,369

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 October. Flight prices, which tend to average around $1,135, are often lower during this time because this is during the off-season. The month of November is another great option to travel to Philadelphia, with average flight prices from Sydney averaging around $1,139.

Can stopping save me money on Sydney to Philadelphia flights?

You could potentially save up to 1% on your flight if you consider stops on a Sydney to Philadelphia flight.

How have Sydney to Philadelphia flight prices changed over time?

As of May 2026, prices for Sydney to Philadelphia flights are approximately 35% cheaper when compared to flights at the same time last year.

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	22h 34m
Direct flights	None

The fastest flight from Sydney to Philadelphia takes 22h 34m

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

Search flight deals

Frequently asked questions about flying 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 34m.
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 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.

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Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Dewey Beach

Reading

Dover

Avalon

North Wildwood

Lewes

Stone Harbor

New Castle

Essington

Vineland

Pottstown

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.