UA 1023 then VA 8235 at San Francisco
Boston → San Francisco → Austin
Timetable, San Francisco time
10:59UA 1023 from Boston at the gatealso NH 7003, CA 7222
13:50VA 8235 to Austin leaves the gate
2 h 51 apart on the timetable
The last days
UA 1023 and VA 8235 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.