$94 Find Cheap Flights from St. Louis to San Francisco Bay Area - Compare and Save

The cheapest ticket to San Francisco Bay Area from St. Louis found in the last 5 days was to San Francisco, at $372 round-trip. The most popular route is from St. Louis (STL) to San Francisco (SFO), and the cheapest round-trip airline ticket found on this route in the last 5 days was $372.

The cheapest time of day to fly to San Francisco Bay Area is generally in the morning, when round-trip flights cost $616 on average. Morning departures are around 30% cheaper than evening flights, on average. The most expensive time of day to fly to San Francisco Bay Area is generally at night, which is peak travel time and where the average cost of a ticket is $1,039.

No, with an average price for the route of $455, prices are generally cheapest when you fly direct.

The cheapest month for flights from St. Louis to San Francisco Bay Area is September, when tickets cost $83 (return) on average. On the other hand, the most expensive months are March and February, when the average cost of round-trip tickets is $220 and $213 respectively.

If you are looking for a flight deal from St. Louis to San Francisco Bay Area, look for departures on Fridays and avoid leaving on a Sunday, as it's usually the priciest day. When flying back from San Francisco Bay Area, Thursday is the cheapest day to fly and Monday is the most expensive.

To get a below average price on the flight from St. Louis to San Francisco Bay Area, you should book around 3 weeks before departure, which saves you about 43% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 5 weeks before departure.

There are 2 airlines that fly nonstop from St. Louis to San Francisco Bay Area. They are Southwest and United Airlines. The cheapest airline for this route is United Airlines, with the best round-trip deal found costing $327 and arriving in San Francisco (SFO). On average, Southwest offers the best prices for nonstop flights between St. Louis and San Francisco Bay Area.

Air New Zealand connects St. Louis to San Francisco Bay Area with 13 flights per week. United Airlines also offers 13 flights per week, while Asiana Airlines follows with 7 flights per week.

The duration of a flight to San Francisco Bay Area depends on your arrival airport. The shortest route to San Francisco Bay Area from St. Louis is to San Francisco, which takes 4h 10m.

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

The earliest flight from St. Louis to San Francisco Bay Area departs at 8:15 am, landing in San Francisco at 10:20 am.

If you prefer to fly at night, the latest flight from St. Louis to San Francisco Bay Area jets off at 7:23 pm and lands in San Francisco at 9:43 pm.