On this page, you can find and purchase flight tickets for the St. Louis — San Francisco route. The distance between the cities is 2,809 km, and the flight frequency is approximately 5 flights per week.
United Airlines (UA) is the main carrier on this route. The cost of the flight depends on the season and booking date, so we recommend using the low-fare calendar and price dynamics chart to find the best price.
The table shows direct flights St. Louis → San Francisco on the selected date. The flight takes approximately 4 h 20 min. Regular flights are operated by United Airlines. Departures from Lambert-St. Louis International Airport airports, arrivals at San Francisco International Airport.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for St. Louis — San Francisco by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 448 in ,, and the most expensive are around AED 961 in r. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
St. Louis → San Francisco, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | AED 751 | medium | May | AED 901 | high | Sep | AED 751 | medium |
| Feb | AED 863 | high | Jun | AED 826 | medium | Oct | AED 657 | low |
| Mar | AED 938 | high | Jul | AED 901 | high | Nov | AED 788 | medium |
| Apr | AED 713 | low | Aug | AED 676 | low | Dec | AED 901 | high |
Some values are estimated based on seasonality.
In San Francisco, the most comfortable and warmest weather occurs in September, when the average high reaches 24.4°C. December is the coldest and rainiest month, with minimum temperatures around 7.2°C and significant precipitation of up to 108.36 mm.
From a budget perspective, the most affordable time to fly is July — ticket prices start AED 466. Prices peak in December, when the minimum fare increases AED 961 due to high seasonal demand.
May and October can be considered optimal months for a trip, as they offer a balance between moderate prices and the absence of winter rains. We recommend avoiding bookings for December if you are looking for maximum savings.
Scheduled air service on this route is provided by United Airlines (UA), the primary carrier for this direction. There are approximately 5 flights per week, ensuring a steady connection between these U.S. cities. You can find detailed information regarding departure days and connection options in the interactive list below.
Flights St. Louis — San Francisco depart from Lambert-St. Louis International Airport and arrive at San Francisco International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
With an average distance of 2,809 km, a direct flight lasts approximately 3 hours and 30 minutes. Travel time may increase if a flight with a layover is selected.
The primary operator flying between these cities is United Airlines (UA). A full list of current carriers is available in the table on this page.
Flights from St. Louis (STL) arrive at San Francisco International Airport (SFO).
Ticket prices are dynamic and depend on flight occupancy; you can always check the current minimums and the most favorable booking periods in the low-fare calendar.
Yes, direct flights are available on this route, with a frequency of about 5 flights per week.
Where travelers fly most — pick a route and check prices
