🇺🇸 SFO
San Francisco
1733 mi
STL 🇺🇸
St Louis

San Francisco to St Louis Flights

San Francisco International Airport St. Louis Lambert International Airport 3 airlines

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The San Francisco to St Louis route connects San Francisco International Airport (SFO) in US with St. Louis Lambert International Airport (STL) in US. This medium-haul flight covers approximately 1733 miles (2789 km) with a typical flight time of 3h 35m. This route is served by 3 airlines: Southwest, SkyWest, United. AirportRoutes has tracked 4 unique flight numbers on this route.

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Departure Airport

San Francisco International Airport

ICAO Code:
KSFO
IATA Code:
SFO
City:
🇺🇸 San Francisco
Country:
US
Elevation:
13 ft

Destination Airport

St. Louis Lambert International Airport

ICAO Code:
KSTL
IATA Code:
STL
City:
🇺🇸 St Louis
Country:
US
Elevation:
618 ft

3

Operators

4

Tracked Flights

1733

Miles

3h 35m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
Southwest SWA WN
SkyWest SKW OO
United UAL UA

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 1 5%
Tuesday 2 11%
Wednesday 3 16%
Thursday 3 16%
Friday 2 11%
Saturday 5 26%
Sunday 3 16%

Pattern Analysis

4 Tracked Flights:
Data Points: 19
API observations used to build this analysis
Weekdays: 11 flights
Weekend: 8 flights
Business Route More active on weekdays

All Flight Routes

3 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
SkyWest
SKW / OO
E75L 09:25 9:25 AM (Representative)
M T W T F S S
Jun 16, 2026 Active
Southwest
SWA / WN
B737 11:50 11:50 AM (Representative)
M T W T F S S
Jun 16, 2026 Active
United
UAL / UA
B38M 12:12 12:12 PM (Representative)
M T W T F S S
Jun 16, 2026 Active
Total Routes: 3
Active Routes: 3
Unique Airlines: 3
Aircraft Types: 3

Spotted Departure Times

Departure Time Operator ICAO IATA
09:25 9:25 AM SkyWest SKW OO
11:50 11:50 AM Southwest SWA WN
12:12 12:12 PM United UAL UA

Time Information

Times are shown in the departure airport's local timezone (KSFO - America/Los_Angeles).

Total Departure Times: 3
Time Range:
09:25 - 12:12
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.