BI423 Royal Brunei Airlines
BI423 Royal Brunei Airlines from Bandar Seri Begawan (BWN) to Singapore (SIN): usually departs 18:30, 2 h, A20N. Usual times, aircraft, on-time record and miles earned over the last 30 days.
| Route | Flights recorded | Usually departs | Usually arrives | Scheduled time | Aircraft | Within 15 min |
|---|---|---|---|---|---|---|
| BWN → SIN | 21 | 18:30 | 20:35 | 2 h | A20N, B788 | 92% of 13 graded |
Latest flights of BI423, by local departure date
- Tue, 3 Nov 2026: BWN → SIN
- Sun, 1 Nov 2026: BWN → SIN
- Sat, 31 Oct 2026: BWN → SIN
- Fri, 30 Oct 2026: BWN → SIN
- Thu, 29 Oct 2026: BWN → SIN
About Royal Brunei Airlines flight BI423
Tierleap recorded 21 scheduled Royal Brunei Airlines BI423 flights from Brunei International Airport (BWN) to Singapore Changi Airport (SIN) in the last 30 days. It usually leaves Bandar Seri Begawan at 18:30 local time and arrives in Singapore at 20:35 local time, a scheduled 2 h. Aircraft types recorded: A20N (15 flights) and B788 (6 flights). Of 13 BI423 flights from BWN to SIN with a final arrival time, 12 (92%) arrived no more than 15 minutes after schedule.
At Singapore Changi Airport (SIN), Tierleap's gate arrival forecast (Tierleap model) has a measured error of 9.2 minutes over 30 graded flights and landing forecast (Tierleap model) has a measured error of 11.1 minutes over 80 graded flights in the last 2 days.
Questions about BI423
What time does BI423 depart?
From Brunei International Airport (BWN) to Singapore Changi Airport (SIN), BI423 usually leaves Bandar Seri Begawan at 18:30 local time and arrives in Singapore at 20:35 local time.
How long is flight BI423?
The scheduled time of BI423 from BWN to SIN is 2 h, the median of the last 30 days.
What aircraft does BI423 use?
Aircraft types recorded: A20N (15 flights) and B788 (6 flights).
Is BI423 usually on time?
Of 13 BI423 flights from BWN to SIN with a final arrival time, 12 (92%) arrived no more than 15 minutes after schedule.
How accurate is Tierleap's forecast for BI423?
At Singapore Changi Airport (SIN), Tierleap's gate arrival forecast (Tierleap model) has a measured error of 9.2 minutes over 30 graded flights and landing forecast (Tierleap model) has a measured error of 11.1 minutes over 80 graded flights in the last 2 days.