BR 707 then MF 3143 at Guangzhou
Taipei → Guangzhou → Xi'an
Timetable, Guangzhou time
10:15BR 707 from Taipei at the gate
13:40MF 3143 to Xi'an leaves the gate
3 h 25 apart on the timetable
The last days
BR 707 and MF 3143 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.