AA 517 then UA 3917 at San Francisco
Chicago O'Hare → San Francisco → Las Vegas
Timetable, San Francisco time
11:11AA 517 from Chicago O'Hare at the gatealso QF 4687
16:45UA 3917 to Las Vegas leaves the gate
5 h 34 apart on the timetable
Today
From the airport’s board at 13:07 San Francisco time
10:35AA 517 reached the gate36 min early
19:09UA 3917 expected to leave the gate2 h 24 late
8 h 34 between the gates, on these times
The last days
AA 517 and UA 3917 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.