Informational Guide to Bangkok Suvarnabhumi Airport (BKK) - Non Official

BI520 Royal Brunei Airlines - Flight Status

Below, you can find details about Royal Brunei Airlines flight BI520, which currently operates between the airports of Bangkok - Bangkok Suvarnabhumi International Airport (Airport Code BKK) and Bandar Seri Begawan - Brunei International Airport (Airport Code BWN).
This flight data pertains specifically to the flight's details for Thursday, October 16, 2025.

BI520 On Time performance:
81
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

BI520 Royal Brunei Airlines to Bandar Seri Begawan

This flight is not scheduled for October 16, 2025.

Airline information

Royal Brunei Airlines
Royal Brunei Airlines

Departure

Bangkok (BKK)
October 12, 2025
Bangkok Suvarnabhumi International Airport

Arrival

Bandar Seri Begawan (BWN)
October 13, 2025
Brunei International Airport
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.bangkok-airport.net assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- TG4605 - Thai Airways International

Additional Information

Which is the frequency of flight BI520?
The flight BI520 is scheduled to flight on Wednesday, Sunday on a weekly basis.

Which is the distance of flight BI520?
The distance between the two airports is 1834 kilometers.

Which is the flight time of flight BI520?
The scheduled flight time gate to gate is: 02:45 hours.
The real flight time gate to gate on average is: 02:46 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Bangkok: 2025-10-16 01:58:02
Current Time in Bandar Seri Begawan: 2025-10-16 02:58:02

Alternative Flights

The following airline serve the same route between Bangkok and Bandar Seri Begawan:
Royal Brunei Airlines - Flight Number: BI514. (On Time performance: 90 - Average Delay: 6 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from July 16, 2025 to October 12, 2025, we have obtained these figures.
Total number of flights: 26
On Time: 21 ( 81 % )
Moderate Delay: 2 ( 8 % )
Significant Delay: 1 ( 4 % )
Major Delay: 2 ( 8 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 11 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from April 16, 2025 to October 12, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from October 02, 2024 to September 28, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Last Past Flights BI520

Date
Departure
Arrival
Duration
Aircraft
Status
Thursday
16 October
21:00
Bangkok (BKK)
00:50
Bandar Seri Begawan (BWN)
02h 50min
Airbus A320neo
Airbus A320neo
Landed - On-time
Monday
13 October
21:11
Bangkok (BKK)
01:00
Bandar Seri Begawan (BWN)
02h 49min
Airbus A320neo
Airbus A320neo
Landed - Delayed
Thursday
09 October
20:57
Bangkok (BKK)
00:42
Bandar Seri Begawan (BWN)
02h 45min
Airbus A320neo
Airbus A320neo
Landed - On-time
Monday
06 October
20:53
Bangkok (BKK)
00:36
Bandar Seri Begawan (BWN)
02h 43min
Airbus A320neo
Airbus A320neo
Landed - On-time
Thursday
02 October
21:01
Bangkok (BKK)
00:50
Bandar Seri Begawan (BWN)
02h 49min
Airbus A320neo
Airbus A320neo
Landed - On-time
Monday
29 September
21:01
Bangkok (BKK)
00:47
Bandar Seri Begawan (BWN)
02h 46min
Airbus A320neo
Airbus A320neo
Landed - On-time
Thursday
25 September
21:00
Bangkok (BKK)
00:28
Bandar Seri Begawan (BWN)
02h 28min
Airbus A320neo
Airbus A320neo
Landed - On-time
Monday
22 September
22:07
Bangkok (BKK)
02:05
Bandar Seri Begawan (BWN)
02h 58min
Airbus A320neo
Airbus A320neo
Landed - Delayed
Thursday
18 September
21:11
Bangkok (BKK)
01:04
Bandar Seri Begawan (BWN)
02h 53min
Airbus A320neo
Airbus A320neo
Landed - Delayed