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$243+ Direct flights from 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 23/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PHL — SYD
27 Feb — 6 Mar1
1 adult
1 adult, Economy, 0 bags

Direct flights from Philadelphia

Enter your travel dates to find the best prices.

Cheapest flights from Philadelphia
Explore the most affordable flight options available from Philadelphia. Find the lowest fares based on data from user searches, with prices last updated on 28 January 2026.

Fri 27/218:20
PHL
-
SFO
Nonstop6h 30m
United Airlines
Sun 1/323:05
SFO
-
PHL
Nonstop5h 10m
United Airlines
Deal found 26/1$416
Fri 20/308:46
PHL
-
SFO
Nonstop6h 31m
United Airlines
Mon 23/323:05
SFO
-
PHL
Nonstop5h 10m
United Airlines
Deal found 26/1$439
Sat 14/208:35
PHL
-
SFO
Nonstop6h 31m
United Airlines
Tue 10/313:10
SFO
-
PHL
Nonstop5h 21m
United Airlines
Deal found 27/1$451
Wed 8/406:12
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sun 12/423:35
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 26/1$456
Fri 13/218:20
PHL
-
SFO
Nonstop6h 30m
United Airlines
Wed 18/213:12
SFO
-
PHL
Nonstop5h 21m
United Airlines
Deal found 26/1$474
Tue 7/406:12
PHL
-
SFO
Nonstop6h 18m
United Airlines
Fri 10/408:40
SFO
-
PHL
Nonstop5h 35m
United Airlines
Deal found 26/1$485
Wed 17/609:25
PHL
-
SFO
Nonstop6h 09m
United Airlines
Tue 23/623:20
SFO
-
PHL
Nonstop5h 30m
United Airlines
Deal found 25/1$489
Thu 26/318:20
PHL
-
SFO
Nonstop6h 30m
United Airlines
Tue 31/308:40
SFO
-
PHL
Nonstop5h 35m
United Airlines
Deal found 27/1$501
Sat 18/406:12
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sun 26/423:35
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 26/1$502
Fri 22/506:10
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sun 24/523:05
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 26/1$505
Tue 17/208:35
PHL
-
SFO
Nonstop6h 31m
United Airlines
Tue 24/210:50
SFO
-
PHL
Nonstop5h 21m
United Airlines
Deal found 27/1$514
Sat 18/411:02
PHL
-
LAS
Nonstop5h 30m
American Airlines
Sun 19/423:30
LAS
-
PHL
Nonstop4h 44m
American Airlines
Deal found 26/1$753

Find direct flights from Philadelphia within your budget

 
Use the slider to find direct flights from Philadelphia within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 647,157 searches. This data was last updated on 28 January 2026.

Fly to

Sydney

Route

Depart

Return

Price

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Wed 4/3

08:35-12:06

Nonstop6h 31m

San Francisco

Wed 11/3

23:05-07:15

Nonstop5h 10m

$416

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Wed 15/4

18:21-21:39

Nonstop6h 18m

San Francisco

Sun 19/4

23:35-08:15

Nonstop5h 40m

$416

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Sat 25/4

06:12-09:30

Nonstop6h 18m

San Francisco

Thu 30/4

23:20-08:00

Nonstop5h 40m

$416

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Fri 27/2

18:20-21:50

Nonstop6h 30m

San Francisco

Mon 2/3

23:05-07:15

Nonstop5h 10m

$416

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Mon 23/2

08:35-12:06

Nonstop6h 31m

San Francisco

Mon 2/3

23:05-07:15

Nonstop5h 10m

$416

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Fri 20/2

18:20-21:50

Nonstop6h 30m

San Francisco

Mon 23/2

23:05-07:15

Nonstop5h 10m

$416

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 19/2

18:20-21:50

Nonstop6h 30m

San Francisco

Sun 22/2

23:05-07:15

Nonstop5h 10m

$416

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 21/4

06:12-09:30

Nonstop6h 18m

San Francisco

Tue 5/5

23:20-08:00

Nonstop5h 40m

$416

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 24/2

08:35-12:06

Nonstop6h 31m

San Francisco

Tue 3/3

10:50-19:11

Nonstop5h 21m

$416

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Fri 27/2

08:35-12:06

Nonstop6h 31m

San Francisco

Sun 1/3

23:05-07:15

Nonstop5h 10m

$416

Flights are sorted by cheapest return flights first.

Deals found on 26/1

Showing 1-10 of 30 results
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Best time to book a flight from Philadelphia

Have a flexible travel schedule? Discover the best time to fly from 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.

Related info for your journey

Access useful and relevant information related to your journey from Philadelphia. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 28 January 2026.

  • Where can you fly direct from Philadelphia?

    Currently, the most popular direct flight destination from Philadelphia is Los Angeles.

  • How much are direct flights from Philadelphia?

    On average, a one-way direct flight from Philadelphia will cost users approximately $209. If you're looking for a direct round-trip flight from Philadelphia, you can expect to pay around $658.

  • How long is a direct flight from Philadelphia?

    While the flight duration depends heavily on the destination, on average, travelers can expect non-stop flights from Philadelphia to last approximately 6h 03m on average. The quickest direct flight from Philadelphia at this time departs from Philadelphia (6h 03m), while the longest leaves from Philadelphia (6h 03m).

  • What is the best time of year to fly direct from Philadelphia?

    If you're seeking the lowest price on a direct flight from Philadelphia, July is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, September offers travelers the most options.

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