KL1421 AmsterdamAMS · 12:25 NantesNTE
KL1421 by KLM flies from Amsterdam (AMS) to Nantes (NTE).
scheduled from AMS
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 operation1 cancelled · 7 operations tracked
The route today
live boardsTomorrow at Amsterdam
ForecastTue 3 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Amsterdam to Nantes flights today
same route · KLMIf KL1421 is cancelled, these are the other KLM nonstop flights from Amsterdam to Nantes on the same day, with scheduled departure times in AMS local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →
How KL1421 actually runs
Pro Flight Search has tracked every published board update for KL1421 across the AMS and NTE boards: schedule changes, gate pushes and actual clocks. Usually departs ~13 min late. Based on 7 confirmed departures · 5/7 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how KL1421 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: PH-EXM, PH-EZX, PH-EZE, PH-EZM.
Board clocks recorded as AMS and NTE published them.
Planning around KL1421? 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: KL1421 Amsterdam to Nantes on-time performance, measured from the AMS and NTE airport boards.
https://proflightsearch.com/flight/KL1421
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