CM421 MendozaMDZ · 01:25 TocumenPTY · 06:17
CM421 by Copa Airlines flies from Mendoza (MDZ) to Tocumen (PTY) for the Fri, Sep 4 departure.
en route from MDZ to PTY
board checked 14m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 01:49. No receiver coverage over open ocean.
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 −7 min · 0 cancelled · 13 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at MDZ and PTY 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.
How CM421 actually runs
Pro Flight Search has tracked every published board update for CM421 across the MDZ and PTY boards: schedule changes, gate pushes and actual clocks. Usually lands ~7 min early. Based on 9 confirmed landings · 9/9 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how CM421 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: HP9813, HP1823, HP9817, HP9805.
Board clocks recorded as MDZ and PTY published them.
Planning around CM421? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — CM421 Mendoza to Tocumen on-time performance, measured from the MDZ and PTY airport boards.
https://proflightsearch.com/flight/CM421
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