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$238+ 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 18/3. 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
28 Mar — 4 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 26 February 2026.

Wed 6/518:06
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sun 10/523:20
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 24/2$407
Tue 19/506:00
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sat 30/516:48
SFO
-
PHL
Nonstop5h 41m
United Airlines
Deal found 23/2$427
Thu 9/418:21
PHL
-
SFO
Nonstop6h 18m
United Airlines
Tue 14/408:40
SFO
-
PHL
Nonstop5h 35m
United Airlines
Deal found 23/2$439
Mon 30/318:21
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sat 11/423:35
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 24/2$459
Thu 12/308:46
PHL
-
SFO
Nonstop6h 31m
United Airlines
Tue 17/323:05
SFO
-
PHL
Nonstop5h 10m
United Airlines
Deal found 24/2$463
Tue 31/306:12
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sat 11/423:35
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 22/2$470
Wed 8/406:12
PHL
-
SFO
Nonstop6h 18m
United Airlines
Fri 10/423:35
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 24/2$474
Sat 30/518:23
PHL
-
SFO
Nonstop6h 10m
United Airlines
Sat 6/623:20
SFO
-
PHL
Nonstop5h 30m
United Airlines
Deal found 23/2$476
Sat 23/518:23
PHL
-
SFO
Nonstop6h 10m
United Airlines
Sun 31/523:20
SFO
-
PHL
Nonstop5h 30m
United Airlines
Deal found 23/2$496
Fri 15/518:06
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sun 17/523:20
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 23/2$498
Fri 19/618:23
PHL
-
SFO
Nonstop6h 10m
United Airlines
Sat 1/816:48
SFO
-
PHL
Nonstop5h 41m
United Airlines
Deal found 23/2$514
Wed 13/518:06
PHL
-
SFO
Nonstop6h 18m
United Airlines
Sun 17/523:20
SFO
-
PHL
Nonstop5h 40m
United Airlines
Deal found 23/2$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 26 February 2026.

Fly to

Route

Depart

Return

Price

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 30/4

06:00-09:18

Nonstop6h 18m

San Francisco

Sun 3/5

23:20-08:00

Nonstop5h 40m

$407

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 23/7

09:25-12:34

Nonstop6h 09m

San Francisco

Wed 29/7

23:20-07:50

Nonstop5h 30m

$407

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Mon 30/3

18:21-21:39

Nonstop6h 18m

San Francisco

Mon 6/4

23:35-08:15

Nonstop5h 40m

$427

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 19/5

06:00-09:18

Nonstop6h 18m

San Francisco

Sat 30/5

16:48-01:29

Nonstop5h 41m

$427

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Tue 31/3

06:12-09:30

Nonstop6h 18m

San Francisco

Sat 11/4

23:35-08:15

Nonstop5h 40m

$470

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Wed 13/5

18:06-21:24

Nonstop6h 18m

San Francisco

Sun 17/5

23:20-08:00

Nonstop5h 40m

$518

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Thu 2/4

18:21-21:39

Nonstop6h 18m

San Francisco

Wed 8/4

23:35-08:15

Nonstop5h 40m

$581

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Fri 13/3

08:46-12:17

Nonstop6h 31m

San Francisco

Tue 24/3

23:05-07:15

Nonstop5h 10m

$604

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Mon 29/6

18:23-21:33

Nonstop6h 10m

San Francisco

Mon 6/7

23:20-07:50

Nonstop5h 30m

$604

PhiladelphiaSan Francisco

PHL - SFO

PHLSFO

Philadelphia

Mon 29/6

18:23-21:33

Nonstop6h 10m

San Francisco

Sat 4/7

16:48-01:29

Nonstop5h 41m

$604

Flights are sorted by cheapest return flights first.

Deals found on 22/2

Showing 1-10 of 24 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 26 February 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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