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Cheap Flights from St. Louis to San Francisco $267.6

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Cheapest Flights from St. Louis to San Francisco (STL to SFO)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from St. Louis to San Francisco (STL to SFO)

Question : If your plans are flexible, have you considered changing your departure day?
Answer : The lowest-cost day to fly in February is Friday. Flexibility is paramount when booking travel plans in order to keep costs down.

Question : Should you be aware of any airlines that have a reputation of delays for this route?
Answer : Flights on United Airlines to San Francisco from Saint Louis during the last month were late 67% of the time. If you should choose this airline, be sure to track the flight status to stay on top of the departure time.

Question : How long do most people stay in San Francisco when they fly in from Saint Louis?
Answer : Over the next two months, passengers from STL to SFO are planning on staying for six days on average.

Question : How often is the Lambert-St. Louis International Airport (STL) to San Francisco International Airport (SFO) route on schedule?
Answer : The Saint Louis to San Francisco route has a 66% on-time rate, ranking in the bottom half of all routes. When there is a delay, it averages between 30-40 minutes.

Question : How many different departure times are there each day?
Answer : On average, two different flight times are offered daily when you fly from Saint Louis to San Francisco. Compared to the average route with 31 flight times, you won't have as many choices as other routes.

Question : Are prices changing frequently for this route?
Answer : Prices for STL to SFO do fluctuate a lot more than most. Remember, you can save by booking further in advance.

Question : Should you take that vacation to San Francisco in the next 30 days?
Answer : February 14th offers bookings (as of January 23rd) that are 19% below the average price for this route. Saving on booking fees means you'll have more cash in your pocket for the trip.