3U 6701 then 3U 1069 at Guangzhou
Chengdu Tianfu → Guangzhou → Xi'an
Timetable, Guangzhou time
10:253U 6701 from Chengdu Tianfu at the gate
14:153U 1069 to Xi'an leaves the gate
3 h 50 apart on the timetable
The last days
3U 6701 and 3U 1069 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.