BR 620 then DL 4633 at LAX
Taipei → Los Angeles → Redmond
Timetable, Los Angeles time
11:41BR 620 from Taipei at the gate
16:25DL 4633 to Redmond leaves the gate
4 h 44 apart on the timetable
The last days
BR 620 and DL 4633 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.