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$832+ Cheap flights to Philadelphia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
— PHL
16 May — 23 May1
1 adult
1 adult, Economy, 0 bags

Flights to Philadelphia in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Philadelphia
Explore the most affordable flight options available to Philadelphia. Find the lowest fares based on data from user searches, with prices last updated on 16 April 2026.

Wed 6/509:15
SYD
-
PHL
2 stops27h 35m
Delta
Wed 27/512:07
PHL
-
SYD
2 stops28h 43m
Delta
Deal found 13/4$1,978
Wed 27/509:15
SYD
-
PHL
2 stops24h 12m
Delta
Wed 3/610:32
PHL
-
SYD
2 stops30h 18m
Delta
Deal found 12/4$1,979
Wed 27/517:50
SYD
-
PHL
2 stops44h 50m
Multiple Airlines
Wed 3/619:50
PHL
-
SYD
1 stop45h 40m
Multiple Airlines
Deal found 12/4$1,992
Sat 18/409:15
SYD
-
PHL
2 stops22h 27m
Delta
Sat 9/508:05
PHL
-
SYD
2 stops32h 45m
Delta
Deal found 14/4$2,098
Thu 16/409:15
SYD
-
PHL
2 stops29h 44m
Delta
Tue 5/507:15
PHL
-
SYD
2 stops33h 35m
Delta
Deal found 14/4$2,210
Thu 11/609:15
SYD
-
PHL
2 stops28h 44m
Delta
Sun 21/614:33
PHL
-
SYD
2 stops26h 17m
Delta
Deal found 14/4$2,324
Thu 11/610:20
SYD
-
PHL
1 stop29h 09m
United Airlines
Sun 21/618:23
PHL
-
SYD
1 stop22h 32m
United Airlines
Deal found 11/4$2,453
Mon 8/609:55
SYD
-
PHL
2 stops35h 55m
Air New Zealand
Fri 12/613:04
PHL
-
SYD
2 stops29h 41m
Air New Zealand
Deal found 11/4$2,494

Find flight deals to Philadelphia

Find the latest flights to Philadelphia in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 16 April 2026.

Return from

$1,978

One-way from

$832

Popular in

September

Cheapest in

October

Average price

$1,905
Delta
  • Delta
  • 6/5-27/5
  • 4 total stops
  • 56h 18m total
  • Sydney to Philadelphia
Search Deals
18/6
  • 18/6
  • 3 total stops
  • 42h 20m total
  • Sydney to Philadelphia
Search Deals
Highest demand for flights based on searches. 0% potential increase in price.
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($67 potential savings vs. average return price).
Search Deals
Average for return flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Philadelphia that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 16 April 2026.
Use the filters below to find and compare flights to Philadelphia that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 6/5

09:15-22:50

2 stops27h 35m

Philadelphia

Wed 27/5

12:07-06:50

2 stops28h 43m

$1,978

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 27/5

09:15-19:27

2 stops24h 12m

Philadelphia

Wed 3/6

10:32-06:50

2 stops30h 18m

$1,979

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 11/6

09:15-23:59

2 stops28h 44m

Philadelphia

Sun 21/6

14:33-06:50

2 stops26h 17m

$2,324

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 11/6

10:20-01:29

1 stop29h 09m

Philadelphia

Sun 21/6

18:23-06:55

1 stop22h 32m

$2,456
Fastest return journey

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 18/6

09:10-18:35

1 stop23h 25m

Philadelphia

Sun 28/6

17:40-07:05

1 stop23h 25m

$2,625

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 18/6

09:10-18:54

2 stops23h 44m

Philadelphia

Sun 28/6

17:35-07:05

2 stops23h 30m

$2,666

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 27/5

10:20-07:50

1 stop35h 30m

Philadelphia

Wed 3/6

06:00-06:55

1 stop34h 55m

$2,719

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 27/5

09:55-14:47

3 stops42h 52m

Philadelphia

Wed 3/6

13:04-10:40

2 stops31h 36m

$2,738
Cheapest one-way

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 18/6

06:10-10:30

3 stops42h 20m

$832

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Sat 5/9

08:20-10:30

3 stops40h 10m

$839

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Philadelphia

When is the best time to book a flight to Philadelphia?

Use this chart to determine the optimal time to book a return flight from Sydney to Philadelphia. Price data was last updated on 10 April 2026.

Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights to Philadelphia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated 16 April 2026.
Get a feel of what it's like to fly with Qantas Airways,United Airlines, andAmerican Airlines to the United States by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
1,019 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Crew

8.1

Overall

7.5

Food

7.0

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qantas Airways
7.5
Good
1,019 reviews
Qantas Airways
7.5
Good
1,019 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Crew

8.1

Overall

7.5

Food

7.0

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
United Airlines
7.4
Good
9,595 reviews
Qantas Airways
7.5
Good
1,019 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Crew

8.1

Overall

7.5

Food

7.0

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
American Airlines
7.1
Good
11,586 reviews
Qantas Airways
7.5
Good
1,019 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Crew

8.1

Overall

7.5

Food

7.0

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Air Canada
7.1
Good
10,930 reviews
Qantas Airways
7.5
Good
1,019 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Crew

8.1

Overall

7.5

Food

7.0

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.

FAQs about flying to Philadelphia

  • What airport do you fly into for flights to Philadelphia?

    Booking a flight to Philadelphia (PHL) is your only option if you intend on flying to Philadelphia. It is only a 11.2 km journey from Philadelphia to Philadelphia’s city centre.

  • Can I find cheaper flights to Philadelphia if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Philadelphia on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Philadelphia?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Philadelphia.

  • What is the cheapest airport to fly to in Philadelphia?

    Philadelphia is currently the cheapest airport to fly to in Philadelphia. One-way flights to Philadelphia typically cost $52, while return flights cost around $1,580.

  • How much is a return flight to Philadelphia?

    A return flight to Philadelphia will typically cost around $1,580, however they can be found for as little as $1,580.

  • Where does the fastest flight to Philadelphia depart from?

    For those looking to save time traveling to Philadelphia, Melbourne offers the quickest one-way flight (21 hours 52 minutes).

  • Does Philadelphia have car hire?

    Yes. Those touching down at Philadelphia can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Philadelphia?

    Yes. Philadelphia has hotels nearby for those requiring accommodations. Philadelphia Airport Marriott is the closest property to Philadelphia (0.0 km away from Philadelphia).

See more FAQs

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Users can book flights with no change fees policies with our dedicated filters. Book flights to Philadelphia flexibly with Cheapflights today.

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