| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 16 | BWN | SIN | 09:20 | 11:20 |
Scheduled
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| Aug 15 | BWN | SIN | 09:29 | 11:10 |
Landed
|
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| Aug 14 | BWN | SIN | 09:22 | 11:02 |
Landed
|
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| Aug 12 | BWN | SIN | 09:30 | 11:07 |
Landed
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| Aug 11 | BWN | SIN | 09:24 | 11:02 |
Landed
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| Aug 10 | BWN | SIN | 09:16 | 10:56 |
Landed
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| Aug 09 | BWN | SIN | 09:20 | 11:02 |
Landed
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| Aug 08 | BWN | SIN | 09:22 | 11:04 |
Landed
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| Aug 07 | BWN | SIN | 09:29 | 11:08 |
Landed
|
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| Aug 05 | BWN | SIN | 09:28 | 11:16 |
Landed
|
Track > |
Royal Brunei Airlines Flight BI421 connects Brunei, Brunei to Singapore, Singapore, taking off from Brunei International Airport BWN and landing at Singapore Changi Airport SIN.
How long is the BI421 flight from Brunei to Singapore?
The average flight time from Brunei to Singapore is 1 hour and 40 minutes. The flight distance is 1278 km / 794 miles and the average flight speed is 749 km/h / 466 mph.
How many BI421 flights are operated per week?
6 flights per week. The flight BI421 is operated on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Royal Brunei Airlines Flight BI421 Brunei to Singapore?
The Airportia On-Time Performance Rating for Royal Brunei Airlines Flight BI421 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight BI421 arriving at?
Flight BI421 arrives at Singapore Changi Airport (SIN) Terminal 2.
When was the latest BI421 flight?
The latest flight took off on Sunday, August 16th, 2026 with the flight status being Scheduled on 11:20.
How else can the flight BI421 be referenced as?
This Royal Brunei Airlines flight can also be referenced as RBA421, BI0421, BI 421, RBA 421.
How often is flight BI421 delayed?
On average, 0% of all BI421 flights are delayed. The average delay is 0 minutes.
See our BI421 Flight Tracker above for more details.
Other flights departing from Brunei BWN: BI451, BI871, BI627, BI635
Other flights arriving at Singapore SIN: SQ7895, GA828, SQ991, 8G997
All flights connecting Brunei BWN to Singapore SIN.
