Direct flights from Bangkok (BKK) to Kolkata (CCU): 25 nonstop departures observed each week across 4 airlines. 65% of the last 23 operated flights arrived within 15 minutes of schedule. The median arrival is 10 minutes late. 1 of the 23 tracked flights was cancelled. The nonstop covers 1,637 km, an estimated 2 hours 36 minutes in the air. Measured by Pro Flight Search from live flight boards at Bangkok and Kolkata. Updated 10 September 2026 at 16:48 UTC.
BKKBangkokbusy · +25
CCUKolkatatracking
1,637 km · ~2h 36m est.
dep bank 04:45–23:4525x weekly
Runs mixed · 4 airlines · 25x weekly · nonstop
65% on time
of the last 23 operated BKK → CCU flights arrived within 15 minutes
Pro Flight Search records official board updates for nonstop BKK to CCU flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Some delays possible. The departure side at BKK is the weaker end, route health score 66/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on BKK–CCU?
Operators schedule morning departures around 04:45 and evening departures around 22:25 from BKK. Earlier flights typically land before destination-airport delays accumulate later in the day; check the CCU delay card to confirm conditions when you'd arrive.
How long is the flight from BKK to CCU?
Great-circle distance is 1,637 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 146–170 min gate-to-gate on this route.
How often does BKK–CCU fly?
4 carriers operate this route, around 25 flights a week between them. Compare carrier days and times in the airline list above.
.