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$252+ 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 20/4. 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
10 Apr — 17 Apr1
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 11 March 2026.

Fri 17/418:21
PHL
-
SFO
Nonstop6h 18m
United Airlines
Mon 20/423:35
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 6/3$435
Thu 9/706:00
PHL
-
SFO
Nonstop5h 58m
United Airlines
Sun 12/723:20
SFO
-
PHL
Nonstop5h 30m
United Airlines
Deal found 8/3$454
Sat 27/606:00
PHL
-
SFO
Nonstop5h 58m
United Airlines
Sun 5/723:20
SFO
-
PHL
Nonstop5h 30m
United Airlines
Deal found 7/3$461
Tue 14/406:12
PHL
-
SFO
Nonstop6h 18m
United Airlines
Tue 21/408:40
SFO
-
PHL
Nonstop5h 35m
United Airlines
Deal found 9/3$463
Thu 4/618:23
PHL
-
SFO
Nonstop6h 10m
United Airlines
Sun 7/623:20
SFO
-
PHL
Nonstop5h 30m
United Airlines
Deal found 8/3$468
Fri 3/718:23
PHL
-
SFO
Nonstop6h 10m
United Airlines
Sun 12/723:20
SFO
-
PHL
Nonstop5h 30m
United Airlines
Deal found 9/3$483
Sat 6/609:25
PHL
-
SFO
Nonstop6h 09m
United Airlines
Sat 8/816:48
SFO
-
PHL
Nonstop5h 41m
United Airlines
Deal found 9/3$490
Mon 29/606:00
PHL
-
SFO
Nonstop5h 58m
United Airlines
Sat 8/816:48
SFO
-
PHL
Nonstop5h 41m
United Airlines
Deal found 8/3$494
Mon 6/418:21
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sun 12/423:35
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 10/3$497
Tue 14/406:12
PHL
-
SFO
Nonstop6h 18m
United Airlines
Fri 17/423:35
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 9/3$502
Sat 9/509:30
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sun 17/523:20
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 7/3$505
Mon 6/418:21
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sat 11/423:35
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 11/3$518

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 11 March 2026.

Fly to

Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 23/4

18:21-21:39

Nonstop6h 18m

San Francisco

Mon 27/4

23:35-08:15

Nonstop5h 40m

$435

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Fri 1/5

09:30-12:48

Nonstop6h 18m

San Francisco

Sun 10/5

08:24-16:59

Nonstop5h 35m

$435

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 30/4

18:06-21:24

Nonstop6h 18m

San Francisco

Sun 3/5

23:20-08:00

Nonstop5h 40m

$435

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 14/4

06:12-09:30

Nonstop6h 18m

San Francisco

Tue 21/4

08:40-17:15

Nonstop5h 35m

$463

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 11/6

06:00-08:58

Nonstop5h 58m

San Francisco

Mon 15/6

23:20-07:50

Nonstop5h 30m

$468

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Mon 1/6

18:23-21:33

Nonstop6h 10m

San Francisco

Sun 7/6

23:20-07:50

Nonstop5h 30m

$502

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Mon 6/4

18:21-21:39

Nonstop6h 18m

San Francisco

Sat 11/4

23:35-08:15

Nonstop5h 40m

$530

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Sat 27/6

06:00-08:58

Nonstop5h 58m

San Francisco

Sat 4/7

16:48-01:29

Nonstop5h 41m

$530

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Sat 4/4

06:12-09:30

Nonstop6h 18m

San Francisco

Mon 13/4

23:35-08:15

Nonstop5h 40m

$575

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Wed 15/4

06:12-09:30

Nonstop6h 18m

San Francisco

Sat 18/4

08:40-17:15

Nonstop5h 35m

$575

Flights are sorted by cheapest return flights first.

Deals found on 7/3

Showing 1-10 of 25 resultsSorted by cheapest first
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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 11 March 2026.

  • Where can you fly direct from Philadelphia?

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

  • 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, August 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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