Royal Brunei Airlines
BI421 Flight status
According to Trip.com real-time data, the BI421 flight operated by Royal Brunei Airlines on Oct 2, 2026, flying from Bandar Seri Begawan (BWN) to Singapore (SIN), departed at 09:34 and is expected to arrive at 11:22 at Singapore Changi Airport (SIN).
Wed, Sep 30
Fri, Oct 2
Access more flight status info on the Trip.com app
Show more
Arrived
The flight has arrived 29m late
2h
Check-in Counter
ROW B
Boarding Gate
4
Arrival Gate
E7
Baggage
31
Need a flight from Bandar Seri Begawan to Singapore?
Royal Brunei Airlines
From £78
Search flights
Access more flight status info on the Trip.com app
Show more
En route
Your flight has departed Bandar Seri Begawan and is expected to arrive in Singapore at 11:22.
2h
Check-in Counter
ROW B
Boarding Gate
2
Arrival Gate
E27
Baggage
31
Show more
Need a flight from Bandar Seri Begawan to Singapore?
Royal Brunei Airlines
From £78
Search flights
Information provided by VariFlight
For real-time updates, please check airport displays or contact your airline.
You can also explore more flights from Bandar Seri Begawan to Singapore or track other flights with our flight status tracker.
Track the Previous Flight Status: Delayed (may impact connections)
BI874
|
Kuala Lumpur (KUL)
Bandar Seri Begawan (BWN)
Bandar Seri Begawan (BWN)
Scheduled: 23:40
|
53m late
fake text
Track incoming flight status with our app
Show more
BI421 Aircraft Details
According to Trip.com real-time data, the BI421 flight from Bandar Seri Begawan to Singapore on 10/2/2026 is operated using the aircraft model Airbus A320-212. This aircraft has been in service for 8y, 4m. The aircraft has 150 seats.
Airbus A320-212
Punctuality (Departure)
90
%
Punctuality (Arrival)
93
%
Early on average
2 minutes
Age
8y, 4m
Seats
150
Flight Distance
--
Economy
Business
In-Flight Services
Meal included
Seatback entertainment system
Unknown
USB port
Seat Information
--
Legroom
43 cm
Seat width better than on 33% of flights
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Unknown
USB port and power outlet
Seat Information
107 cm
Legroom
58 cm
Seat width better than on 33% of flights
130°
Reclining Angle
2-2
Seat layout example
See more amenities and seat info in the app
Show more
Flight History for BI421
Trip.com historical records show that the last BI421 flight departed on Wed, Sep 30 from BWN at approximately 10:00. This flight is expected to arrrive in SIN at 11:49.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Sep 25 | Bandar Seri Begawan (BWN) | Singapore (SIN) | A20N | 09:29 | 11:12 | Arrived |
| Sat, Sep 26 | Bandar Seri Begawan (BWN) | Singapore (SIN) | A20N | 09:29 | 11:13 | Arrived |
| Sun, Sep 27 | Bandar Seri Begawan (BWN) | Singapore (SIN) | A20N | 09:21 | 11:07 | Arrived |
| Mon, Sep 28 | Bandar Seri Begawan (BWN) | Singapore (SIN) | A20N | 09:30 | 11:18 | Arrived |
| Tue, Sep 29 | Bandar Seri Begawan (BWN) | Singapore (SIN) | A20N | 09:25 | 11:05 | Arrived |
| Wed, Sep 30 | Bandar Seri Begawan (BWN) | Singapore (SIN) | A20N | 10:00 | 11:49 | Arrived |
| Fri, Oct 2 | Bandar Seri Begawan (BWN) | Singapore (SIN) | A20N | 09:34 | 11:22 | En route |
text.text............fake.row.text............text.........fake row
...text
Check upcoming flights with our app
Show more
BI421 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of BI421 is 90% (Late on average 13 minutes), and the on-time arrival rate is 93% (Early on average 2 minutes).
On-Time Departures
Punctuality
90
%
Late on average
13 minutes
Early
3
%
On time
87
%
30 mins late
7
%
60 mins late
0
%
90 mins late
3
%
Cancelled
0
%
On-Time Arrivals
Punctuality
93
%
Early on average
2 minutes
Early
80
%
On time
13
%
30 mins late
3
%
60 mins late
3
%
90 mins late
0
%
Cancelled
0
%
Need a flight from Bandar Seri Begawan to Singapore?
-
From Bandar Seri Begawan
-
To Singapore
-
Return flights
More Cheap Flights
More Cheap Flights
More Cheap Flights
Recommended hotels in Singapore
Hotels near Singapore Changi Airport
Hotels near Singapore
8.8
/10
97 Reviews
Changi Transit Hotel - Terminal 1
Singapore Changi Airport Region
|
0.12 km from the airport
5% off
£205
£194
8
/10
896 Reviews
Yotelair Singapore Changi Airport
Singapore Changi Airport Region
|
0.17 km from the airport
20% off
£166
£132
9.2
/10
2529 Reviews
Crowne Plaza CHANGI AIRPORT by IHG
Singapore Changi Airport Region
|
0.38 km from the airport
£157
8.6
/10
43 Reviews
AMBASSADOR TRANSIT LOUNGE - T3, SINGAPORE CHANGI AIRPORT (AIRSIDE)
Singapore Changi Airport Region
|
0.64 km from the airport
45% off
£38
£21
9.5
/10
443 Reviews
Capella Singapore
Sentosa Island
|
4.5 km from city centre
£920
8.7
/10
103 Reviews
Raffles Sentosa Singapore
Sentosa Island
|
4.57 km from city centre
£1,221
9.5
/10
613 Reviews
The Fullerton Hotel Singapore
Marina Bay
|
0.73 km from city centre
£394
9.2
/10
1270 Reviews
Mandarin Oriental, Singapore
Marina Bay
|
1.44 km from city centre
£552
Flight FAQs
-
What is the current status of flight bi421?
Flight bi421 has departed (status: En route). Departure 09:34, estimated arrival 11:22 (updated Oct 2, 2026). -
Is flight bi421 on time today?
Flight bi421 has already departed (status: En route). It took off at 09:34 and is estimated to arrive at 11:22. -
Has flight bi421 departed yet? What is the departure time?
Flight bi421 is scheduled to depart at 09:20. The latest actual or estimated departure time is 09:34, and the current status is En route (updated Oct 2, 2026). -
When is flight bi421 scheduled to arrive?
Flight bi421 is scheduled to arrive at 11:20. The latest estimated or actual arrival time is 11:22. Status is En route as of Oct 2, 2026. -
What is the baggage carousel number for flight bi421?
After arrival, baggage for flight bi421 is expected at carousel 31 in terminal T2. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival. -
What route does flight bi421 fly?
Flight bi421 is operated by Royal Brunei Airlines from Bandar Seri Begawan (BWN) to Singapore (SIN). Typical flight time is about 2 hours; operating days may include Friday. -
How can I check real-time status for flight bi421?
Track flight bi421 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications. -
If flight bi421 is delayed or canceled, what should I do?
If bi421 is delayed or canceled, first confirm the latest status here (En route, updated Oct 2, 2026). Contact Royal Brunei Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com. -
Has flight bi421 departed from Bandar Seri Begawan?
Flight bi421 has departed from Bandar Seri Begawan (BWN) at 09:34 (status: En route). -
What is the seat configuration for flight bi421?
Flight bi421 usually flies a Airbus A320-212 with seat layout 3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
Singapore Vacation Packages: Cheap Flights, Hotels & Tours
Hotels
Airport Transfers
Tours & Tickets
Car Rentals
Trains
Arrival Info: Singapore Weather & Current Time
Mostly cloudy
|
26°C - 33°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Bandar Seri Begawan 11:22
|
Singapore 11:22
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Convenient & reliable booking and payment system