What airlines fly to Philadelphia?

Delta, United Airlines and Qantas Airways 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 44% 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.

$639 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 $1,935 to $1,142. The lowest price recently found on this route was $1,033.

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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 - 9:19 pm

SYD

PHL

25h 49m

2 stops

4:14 pm - 7:00 am

PHL

SYD

24h 46m

2 stops

$1,033United Airlines

Thu, Jul 16 - Mon, Jul 27

10:20 am - 5:17 pm

SYD

PHL

20h 57m

1 stop

6:00 am - 6:55 am

PHL

SYD

34h 55m

1 stop

$1,081United Airlines

Sat, Jul 18 - Tue, Jul 28

9:30 am - 7:25 pm

SYD

PHL

23h 55m

2 stops

1:35 pm - 6:55 am

PHL

SYD

27h 20m

2 stops

$1,084United Airlines

Fri, Aug 28 - Wed, Sep 9

10:20 am - 9:27 pm

SYD

PHL

25h 07m

2 stops

3:48 pm - 7:00 am

PHL

SYD

25h 12m

2 stops

$1,134United Airlines

Fri, Aug 28 - Fri, Sep 11

10:20 am - 5:30 pm

SYD

PHL

21h 10m

1 stop

1:06 pm - 6:55 am

PHL

SYD

27h 49m

2 stops

$1,311United Airlines

Wed, Aug 26 - Sun, Aug 30

10:20 am - 8:55 pm

SYD

PHL

24h 35m

1 stop

6:36 pm - 6:55 am

PHL

SYD

22h 19m

1 stop

$1,313United Airlines

Wed, Aug 26 - Sun, Aug 30

9:30 am - 1:29 am

SYD

PHL

29h 59m

2 stops

6:00 am - 6:55 am

PHL

SYD

34h 55m

1 stop

$1,324United Airlines

Wed, Jun 24 - Wed, Jul 1

10:15 am - 6:19 pm

SYD

PHL

23h 04m

2 stops

9:42 am - 7:50 am

PHL

SYD

31h 08m

2 stops

$1,331Delta

Tue, Oct 13 - Thu, Oct 22

9:15 am - 12:59 am

SYD

PHL

29h 44m

2 stops

12:02 pm - 6:50 am

PHL

SYD

28h 48m

2 stops

$1,332Delta

Thu, Jul 9 - Wed, Jul 29

9:15 am - 12:59 am

SYD

PHL

29h 44m

2 stops

6:25 am - 6:50 am

PHL

SYD

34h 25m

2 stops

$1,339Delta

Mon, Jun 15 - Thu, Jun 18

American Airlines flights from Sydney to Philadelphia

Our best American Airlines deals on Sydney to Philadelphia flight tickets

American Airlines

Jul 16

SYD9:10 amSydney Kingsford Smith

21h 18m

1 stop

PHL4:28 pmPhiladelphia

Jul 27

PHL4:22 pmPhiladelphia

24h 43m

2 stops

SYD7:05 amSydney Kingsford Smith

$1,352

American Airlines

Aug 26

SYD9:10 amSydney Kingsford Smith

42h 33m

2 stops

PHL1:43 pmPhiladelphia

Aug 30

PHL9:47 amPhiladelphia

31h 18m

1 stop

SYD7:05 amSydney Kingsford Smith

$2,143

American Airlines

Aug 26

SYD9:10 amSydney Kingsford Smith

42h 33m

2 stops

PHL1:43 pmPhiladelphia

Aug 30

PHL2:08 pmPhiladelphia

26h 57m

1 stop

SYD7:05 amSydney Kingsford Smith

$2,147

Air Canada flights from Sydney to Philadelphia

Our best Air Canada deals on Sydney to Philadelphia flight tickets

Air Canada

Oct 13

SYD10:20 amSydney Kingsford Smith

43h 27m

3 stops

PHL2:47 pmPhiladelphia

Oct 22

PHL10:05 amPhiladelphia

31h 15m

3 stops

SYD8:20 amSydney Kingsford Smith

$1,944

Air Canada

Jul 16

SYD9:20 amSydney Kingsford Smith

26h 14m

2 stops

PHL9:34 pmPhiladelphia

Jul 27

PHL10:05 amPhiladelphia

31h 15m

3 stops

SYD7:20 amSydney Kingsford Smith

$1,967

Air Canada

Jul 18

SYD9:20 amSydney Kingsford Smith

26h 14m

2 stops

PHL9:34 pmPhiladelphia

Jul 28

PHL10:05 amPhiladelphia

31h 15m

3 stops

SYD7:20 amSydney Kingsford Smith

$1,973

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 7/16

9:30 am-9:19 pm

2 stops25h 49m

Philadelphia

Mon 7/27

4:14 pm-7:00 am

2 stops24h 46m

$1,033

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Sat 7/18

10:20 am-5:17 pm

1 stop20h 57m

Philadelphia

Tue 7/28

6:00 am-6:55 am

1 stop34h 55m

$1,081

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 8/28

9:30 am-7:25 pm

2 stops23h 55m

Philadelphia

Wed 9/9

1:35 pm-6:55 am

2 stops27h 20m

$1,084

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 8/28

10:20 am-9:27 pm

2 stops25h 07m

Philadelphia

Fri 9/11

3:48 pm-7:00 am

2 stops25h 12m

$1,134

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 8/26

10:20 am-5:30 pm

1 stop21h 10m

Philadelphia

Sun 8/30

1:06 pm-6:55 am

2 stops27h 49m

$1,311

Quickest round-trip

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 8/26

10:20 am-8:55 pm

1 stop24h 35m

Philadelphia

Sun 8/30

6:36 pm-6:55 am

1 stop22h 19m

$1,313

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 6/24

9:30 am-1:29 am

2 stops29h 59m

Philadelphia

Wed 7/1

6:00 am-6:55 am

1 stop34h 55m

$1,324

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 10/13

10:15 am-6:19 pm

2 stops23h 04m

Philadelphia

Thu 10/22

9:42 am-7:50 am

2 stops31h 08m

$1,331

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 7/9

9:15 am-12:59 am

2 stops29h 44m

Philadelphia

Wed 7/29

12:02 pm-6:50 am

2 stops28h 48m

$1,332

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 6/15

9:15 am-12:59 am

2 stops29h 44m

Philadelphia

Thu 6/18

6:25 am-6:50 am

2 stops34h 25m

$1,339

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 24% 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 June 2026, prices for Sydney to Philadelphia flights are approximately 11% 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 03m
Direct flights	None

The fastest flight from Sydney to Philadelphia takes 22h 03m

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

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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 03m.
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.

Wildwood

Rehoboth Beach

Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Dewey Beach

Reading

Dover

North Wildwood

Avalon

Lewes

Stone Harbor

Essington

New Castle

Vineland

Chester

Pottstown

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.