MS 9321 then UA 8124 at San Francisco
Washington → San Francisco → St Louis
Timetable, San Francisco time
12:25MS 9321 from Washington at the gate
20:40UA 8124 to St Louis leaves the gate
8 h 15 apart on the timetable
The last days
MS 9321 and UA 8124 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.
Later flights to St Louis
No later flight to St Louis on the timetable.