9K4551 San JuanSJU · 18:04 Beef IslandEIS
9K4551 by Cape Air flies from San Juan (SJU) to Beef Island (EIS).
scheduled from SJU
Where the minutes go
last 4 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other San Juan to Beef Island flights today
same route · Cape AirIf 9K4551 is cancelled, these are the other Cape Air nonstop flights from San Juan to Beef Island on the same day, with scheduled departure times in SJU local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How 9K4551 actually runs
Pro Flight Search has tracked every published board update for 9K4551 across the SJU and EIS boards: schedule changes, gate pushes and actual clocks. Usually departs ~61 min late. Based on 4 confirmed departures · 2/4 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how 9K4551 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: P-212, N443CA.
Board clocks recorded as SJU and EIS published them.
Planning around 9K4551? 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 — 9K4551 San Juan to Beef Island on-time performance, measured from the SJU and EIS airport boards.
https://proflightsearch.com/flight/9K4551
.