AI 2852 then SG 622 at Mumbai
Bengaluru → Mumbai → Varanasi
Timetable, Mumbai time
12:25AI 2852 from Bengaluru at the gate
10:40SG 622 to Varanasi leaves the gate
22 h 15 apart on the timetable, overnight
SG 622 leaves 22 h 15 after AI 2852 arrives on the timetable: more than half a day, so not a connection we count.