A3866 AthensATH · 16:25 PraguePRG · 18:05
A3866 by Aegean Airlines flies from Athens (ATH) to Prague (PRG) for the Wed, Sep 23 departure.
departs ATH · 20 min late
board checked 5m ago · checking again in 45s
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at ATH and PRG 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.
Other Athens to Prague flights today
same route · Aegean AirlinesIf A3866 is cancelled, this is the other Aegean Airlines nonstop flight from Athens to Prague on the same day, with scheduled departure times in ATH local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How A3866 actually runs
Pro Flight Search has tracked every published board update for A3866 across the ATH and PRG boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: left noticeably late (~27 min) but landed a little late (~10 min). Not enough to call it.
The verdict above is that record speaking, so it reflects how A3866 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 ATH and PRG published them.
Planning around A3866? 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 — A3866 Athens to Prague on-time performance, measured from the ATH and PRG airport boards.
https://proflightsearch.com/flight/A3866
.