WS 5449 then VA 8193 at San Francisco
Detroit → San Francisco → Newark
Timetable, San Francisco time
18:21WS 5449 from Detroit at the gate
23:15VA 8193 to Newark leaves the gate
4 h 54 apart on the timetable
The last days
WS 5449 and VA 8193 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.