Cheap flights from Pittsburgh to San Francisco from $178

If you aren’t able to travel to San Francisco during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $388.

The cheapest day to depart from Pittsburgh to San Francisco is on a Thursday when prices can be found for as low as $460. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $694.

Our data shows that the cheapest Pittsburgh to San Francisco flights are usually those with departure times in the morning. Our users have found flights to San Francisco in the morning for as low as $533. Flights in the evening are often more expensive with an average ticket price of $890.

Fly from Pittsburgh to San Francisco for the best Pittsburgh - San Francisco flight prices

You are more likely to see cheaper flights to San Francisco from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $422 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Pittsburgh for as low as $363 on momondo.

There are 4 cabin classes available to choose from on Pittsburgh to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

American Airlines, JetBlue, and Alaska Airlines are the most popular carriers operating from Pittsburgh to San Francisco

United Airlines, Southwest and American Airlines are the top three most popular airlines that fly to San Francisco from Pittsburgh according to our data. United Airlines is the first choice among our users, with 75% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 6 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

Seattle (SEA) was the most common stop: 83% of momondo users choosing 1-stop flights on this route connected there.

Flights via Chicago (ORD) offer the lowest average round-trip price of $394.

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 7h 36m.

Chicago (ORD) has the shortest average layover time for this route: 0h 51m.

The number of flights available between Pittsburgh and San Francisco is 2 per day as of June 2026. The most frequent departure time is 6:00AM, with 69% of daily flights leaving at noon.

As of June 2026, there are 19 flights per week flying from Pittsburgh to San Francisco. The most common day of the week flights depart is Mon, with 21% of flights taking off on this day.