American Airlines flights from Philadelphia to San Francisco (PHL - SFO)

• Can I get a flight from Philadelphia to San Francisco on American Airlines for under $500?

  There are 16 flights available on American Airlines from Philadelphia to San Francisco for under $500. These prices can change based on many factors including date and time. To find PHL-SFO flight prices for your dates, click here.

• How do most travelers feel about American Airlines?

  The general consensus from 9,137 Cheapflights users is that American Airlines is a 8.0/10. Select your travel dates above for updated prices on flights from Philadelphia to San Francisco (PHL-SFO).

Currently, the most affordable month to book a American Airlines flight from Philadelphia to San Francisco in September, with an average price of $268. Conversely, traveling with American Airlines from Philadelphia to San Francisco in June will be the most expensive, with an average cost of $384. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).