$247 Cheap American Airlines flights Philadelphia (PHL) to San Francisco (SFO)

You’ll find affordable round-trip American Airlines flights from $321 from PHL to SFO by sorting your results from “Price (lowest to highest)” on Expedia. Or look for deals from $247 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for return or one-way flights to San Francisco in February or April. You could find lower fares with American Airlines during these off-peak travel months.

Search for affordable American Airlines flights from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO) one to three months prior to your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and itinerary, the best day of the week to book a domestic flight is generally Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

American Airlines has direct flights from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO), with 18 weekly departures. Simply select the “Nonstop” and “Airline” filters while searching on Expedia to find all direct American Airlines flights to SFO.

Leave Philadelphia Intl. Airport (PHL) for San Francisco Intl. Airport (SFO) on a direct American Airlines flight, and you’ll be in the skies for around 6h 25m.

If flexibility is what you’re after, Thursday offers the most choice for American Airlines flights from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO). You can select from 3 different departures.

The first flight from PHL to SFO with American Airlines leaves at 8:47AM UTC-5. You’ll land at 12:15PM UTC-8. The last American Airlines flight of the day leaves at 6:50PM UTC-5 and arrives at 10:16PM UTC-8. With approximately 20% fewer cancellations for early and mid-morning departures, jetting out early is generally the best way to go.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

San Francisco Intl. Airport (SFO) is the primary San Francisco hub for American Airlines flights from Philadelphia Intl. Airport (PHL).

Chances are you’ll be flying on an Airbus A321neo for your American Airlines flight from Philadelphia Intl. Airport (PHL) to San Francisco Intl. Airport (SFO). However, you may be switched to an alternative aircraft if there are operational changes.

It’s usually possible to cancel or change your flight, although additional fees may apply if your booking was made more than 24 hours ago. Need to keep your options open? Use our “No cancel fee” or “Changes included” filter to find flights that won’t charge extra if you need to adjust your plans. To make changes, go to “Trips,” select your flight and click on “Manage Booking” for further information.