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$1,129+ 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 31/5. Fares are subject to change and may not be available on all flights or dates of travel.
— PHL
15 Apr — 22 Apr1
1 adult

Flights to Philadelphia in 2025

Find the latest flights to Philadelphia in 2025, 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 10 April 2025.

Return from

$2,048

One-way from

$1,129

Popular in

December

Cheapest in

February

Average price

$2,016
14/5-30/5
  • 14/5-30/5
  • 4 total stops
  • 69h 15m total
  • Sydney to Philadelphia
31/5
  • 31/5
  • 3 total stops
  • 55h 40m total
  • Sydney to Philadelphia
Highest demand for flights based on searches. 19% potential increase in price ($879 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease ($167 potential savings vs. average return price).
Average for return flights in April 2025

Find flight deals to Philadelphia

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 10 April 2025.

Wed 14/513:15SYD - PHL
2 stops31h 15mMultiple Airlines
Fri 30/507:45PHL - SYD
2 stops38h 00mMultiple Airlines
Deal found 9/4$2,048
Fri 27/609:25SYD - PHL
2 stops37h 09mDelta
Thu 17/706:15PHL - SYD
2 stops34h 20mDelta
Deal found 9/4$2,683
Fri 27/609:30SYD - PHL
2 stops34h 07mUnited Airlines
Thu 17/718:46PHL - SYD
3 stops70h 09mUnited Airlines
Deal found 10/4$3,074
Fri 27/609:10SYD - PHL
1 stop29h 33mQantas Airways
Thu 17/717:35PHL - SYD
1 stop23h 30mQantas Airways
Deal found 9/4$3,097
Mon 15/1209:15SYD - PHL
2 stops43h 36mJapan Airlines
Thu 29/118:35PHL - SYD
2 stops44h 15mJapan Airlines
Deal found 8/4$3,178
Thu 17/409:10SYD - PHL
1 stop28h 44mAmerican Airlines
Sun 27/419:05PHL - SYD
1 stop22h 00mAmerican Airlines
Deal found 10/4$3,225
Mon 14/409:20SYD - PHL
3 stops43h 27mAir Canada
Mon 21/415:30PHL - SYD
2 stops49h 50mAir Canada
Deal found 10/4$3,614
Tue 7/1009:55SYD - PHL
2 stops36h 26mAir New Zealand
Sun 16/1106:00PHL - SYD
2 stops34h 45mAir New Zealand
Deal found 9/4$9,509

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 10 April 2025.
Use the filters below to find and compare flights to Philadelphia that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 14/5

13:15-06:30

2 stops31h 15m

Philadelphia

Fri 30/5

07:45-11:45

2 stops38h 00m

$2,048

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 27/6

09:25-08:34

2 stops37h 09m

Philadelphia

Thu 17/7

06:15-06:35

2 stops34h 20m

$2,683

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 27/6

09:30-05:37

2 stops34h 07m

Philadelphia

Thu 17/7

18:46-06:55

3 stops70h 09m

$3,074

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 27/6

09:10-00:43

1 stop29h 33m

Philadelphia

Thu 17/7

17:35-07:05

1 stop23h 30m

$3,097

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 27/6

09:10-00:43

1 stop29h 33m

Philadelphia

Thu 17/7

10:24-07:05

2 stops30h 41m

$3,238

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 27/6

09:20-14:33

3 stops43h 13m

Philadelphia

Thu 17/7

09:45-07:20

3 stops31h 35m

$5,774

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 7/10

09:55-07:21

2 stops36h 26m

Philadelphia

Sun 16/11

06:00-08:45

2 stops34h 45m

$9,509

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Sat 31/5

12:50-06:30

3 stops55h 40m

$1,129

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 1/9

09:55-05:23

2 stops33h 28m

$1,742

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 1/9

09:10-17:20

1 stop22h 10m

$1,831

Flights are sorted by cheapest return flights first.

Deals found on 9/4

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 4 April 2025.

Booking 17 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.

How long is the flight to Philadelphia?

On average, a flight from Sydney to Philadelphia takes 27 hours 7 minutes. Flights to Philadelphia from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

What are the cheapest airlines that fly to Philadelphia?

The cheapest airlines flying from Sydney to Philadelphia are Delta, Air Canada and American Airlines.

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 69.0 - 112.0 mm per month. July is typically the wettest month, when rainfall can reach 112.0 mm. February is typically the driest time to visit Philadelphia when rainfall is around 69.0 mm.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

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 10 April 2025.
Read reviews from past customers who have flown Delta, Qantas Airways and United Airlines to Philadelphia. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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, Delta 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 $79, while return flights cost around $330.

  • How much is a return flight to Philadelphia?

    A return flight to Philadelphia will typically cost around $336, however they can be found for as little as $199.

  • Where does the fastest flight to Philadelphia depart from?

    For those looking to save time traveling to Philadelphia, Brisbane offers the quickest one-way flight (26 hours 18 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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