TR 135 then GA 9999 at Changi
Xi'an → Singapore → Jakarta
Timetable, Singapore time
07:50TR 135 from Xi'an at the gate
17:30GA 9999 to Jakarta leaves the gate
9 h 40 apart on the timetable
The last days
TR 135 and GA 9999 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.