Biman (BG) flight BG389 left 15 minutes late or more on 63.6% of 11 observed departures. Average lateness was 30.8 minutes. Sample window: Nov 13, 2025 to Oct 31, 2026.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Month | Departures observed | Late | Average lateness |
|---|---|---|---|
| May 2026 | 7 | 42.9% | 34.1 min |
Biman (BG) on-time performance · BKK departure delays
GET /flight returns the status of BG389 by date, with scheduled, estimated and actual departure and arrival times.
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