OD521 BangkokDMK · 09:15 Kuala LumpurKUL · 12:30
OD521 by Batik Air Malaysia flies from Bangkok (DMK) to Kuala Lumpur (KUL) for the Fri, Aug 21 departure.
today's DMK → KUL operation will not depart
Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival −31 min · 12 cancelled · 15 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at DMK and KUL are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Bangkok to Kuala Lumpur flights today
same route · Batik Air MalaysiaIf OD521 is cancelled, these are the other Batik Air Malaysia nonstop flights from Bangkok to Kuala Lumpur on the same day, with scheduled departure times in DMK local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How OD521 actually runs
Pro Flight Search has tracked every published board update for OD521 across the DMK and KUL boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 5 confirmed landings · 5/5 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how OD521 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: 9M-LNZ, 9M-LRL.
Board clocks recorded as DMK and KUL published them.
Planning around OD521? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — OD521 Bangkok to Kuala Lumpur on-time performance, measured from the DMK and KUL airport boards.
https://proflightsearch.com/flight/OD521
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