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Cheap Flights from Philadelphia to San Francisco starting at S$ 97

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Philadelphia to San Francisco

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Alternative Routes from Philadelphia to San Francisco

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Philadelphia to San Francisco.

  • Cheapest
    Frontier Airlines
    PHL
    23:43
    18h 25m
    1 transfer
    SFO
    15:08
    Philadelphia International Airport - San Francisco International Airport
    Tue, Apr 16Frontier Airlines
    S$ 97
  • Frontier Airlines
    TTN
    18:11
    26h 50m
    2 transfer
    SFO
    18:01
    Trenton Mercer Airport - San Francisco International Airport
    Mon, Apr 15Frontier Airlines
    S$ 138
  • Frontier Airlines
    TTN
    18:11
    26h 50m
    2 transfer
    SFO
    18:01
    Trenton Mercer Airport - San Francisco International Airport
    Mon, Apr 15Frontier Airlines
    S$ 138
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets from Philadelphia (PHL) to San Francisco (SFO) the cheapest?

    Airlines adjust prices for flights from Philadelphia to San Francisco based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from Philadelphia (PHL) to San Francisco (SFO) cost?

    According to Trip.com's data, the lowest price is around S$ 539.
  • How long is a flight from Philadelphia (PHL) to San Francisco (SFO)?

    It takes about 6 hours 37 minutes to fly from Philadelphia (PHL) to San Francisco (SFO).
  • What is the transportation method from the main airport to downtown in San Francisco?

    • The distance from San Francisco International Airport to downtown is about 17km, by taxi about 30 minutes.
  • What time does the earliest flight from Philadelphia to San Francisco depart?

    The earliest flight departs from Philadelphia (PHL) at 08:20 and arrives in San Francisco (SFO) at 11:40.
  • What time does the latest flight from Philadelphia to San Francisco depart?

    The latest flight departs from Philadelphia (PHL) at 18:35 and arrives in San Francisco (SFO) at 22:04.
  • What are the most popular airlines that fly from Philadelphia (PHL) to San Francisco (SFO)?

  • What's the most popular airline for direct flights from Philadelphia (PHL) to San Francisco (SFO)?

    United Airlines operates 2 direct flights from Philadelphia (PHL) to San Francisco (SFO).
  • How many airports in San Francisco?

    There are 1 airports near San Francisco: San Francisco International Airport.

Find cheapest flight ticket from Philadelphia to San Francisco

Cheapest direct flight price

S$ 96

Cheapest return ticket price

S$ 284

Cheapest month

October

Peak season for travel

September