KL6009 BostonBOS BarcelonaBCN · 08:35
KL6009 by KLM flies from Boston (BOS) to Barcelona (BCN).
tracked route BOS → BCN
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 +25 min · 2 cancelled · 8 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at BOS and BCN 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 →
How KL6009 actually runs
Pro Flight Search has tracked every published board update for KL6009 across the BOS and BCN boards: schedule changes, gate pushes and actual clocks. Usually lands ~25 min late. Based on 7 confirmed landings · 3/7 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how KL6009 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as BOS and BCN published them.
Planning around KL6009? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — KL6009 Boston to Barcelona on-time performance, measured from the BOS and BCN airport boards.
https://proflightsearch.com/flight/KL6009
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