QR3521 BarcelonaBCN · 14:00 San BartoloméACE · 16:20
QR3521 by Qatar Airways flies from Barcelona (BCN) to San Bartolomé (ACE).
scheduled from BCN
The route today
live boardsWeather lens
Weather-conditioned outlook for this flight right now
Measured, 90-day sampleDriven mainly by BCN (Barcelona), currently flying VFR (visual). 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 Barcelona to San Bartolomé flights today
same route · Qatar AirwaysIf QR3521 is cancelled, these are the other Qatar Airways nonstop flights from Barcelona to San Bartolomé on the same day, with scheduled departure times in BCN local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How QR3521 actually runs
Pro Flight Search has tracked every published board update for QR3521 across the BCN and ACE boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: landed +7 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how QR3521 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 BCN and ACE published them.
Planning around QR3521? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — QR3521 Barcelona to San Bartolomé on-time performance, measured from the BCN and ACE airport boards.
https://proflightsearch.com/flight/QR3521
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