SL509 Chiang MaiCNX BangkokDMK · 14:25
SL509 by Thai Lion Air flies from Chiang Mai (CNX) to Bangkok (DMK).
scheduled from CNX
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 −21 min · 0 cancelled · 13 operations tracked
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
How SL509 actually runs
Pro Flight Search has tracked every published board update for SL509 across the CNX and DMK boards: schedule changes, gate pushes and actual clocks. Usually lands ~17 min early. Based on 13 confirmed landings · 11/13 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how SL509 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: HS-LWJ, HS-LVU, HS-LTT, HS-LVM.
Board clocks recorded as CNX and DMK published them.
Planning around SL509? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — SL509 Chiang Mai to Bangkok on-time performance, measured from the CNX and DMK airport boards.
https://proflightsearch.com/flight/SL509
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