VA 8388 then UA 677 at San Francisco
Washington → San Francisco → Fort Lauderdale
Timetable, San Francisco time
12:25VA 8388 from Washington at the gate
21:30UA 677 to Fort Lauderdale leaves the gatealso AD 7937, VA 8479, NZ 9447
9 h 05 apart on the timetable
The last days
VA 8388 and UA 677 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.