9K4421 Beef IslandEIS San JuanSJU
9K4421 by Cape Air flies from Beef Island (EIS) to San Juan (SJU).
tracked route EIS → SJU
The route today
live boardsHow 9K4421 actually runs
Pro Flight Search has tracked every published board update for 9K4421 across the EIS and SJU boards: schedule changes, gate pushes and actual clocks. Combined risk score: 90.0/100. Based on airport operations, weather, and cached board history at EIS and SJU.
The verdict above is that record speaking, so it reflects how 9K4421 operates rather than what the timetable promises. Numbers refresh as new flights operate.
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Pro Flight Search — 9K4421 Beef Island to San Juan on-time performance, measured from the EIS and SJU airport boards.
https://proflightsearch.com/flight/9K4421
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