GF 6446 then UA 2464 at San Francisco
Dallas-Fort Worth → San Francisco → Reno
Timetable, San Francisco time
19:23GF 6446 from Dallas-Fort Worth at the gatealso IB 8031
20:40UA 2464 to Reno leaves the gate
1 h 17 apart on the timetable
The last days
GF 6446 and UA 2464 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.