8C3456 MiamiMIA San JuanSJU · 08:41
8C3456 by Air Transport International flies from Miami (MIA) to San Juan (SJU).
scheduled from MIA
Where the minutes go
last 6 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 +60 min · 0 cancelled · 6 operations tracked
The route today
live boardsWeather lens
Weather-conditioned outlook for this flight right now
Measured, 90-day sampleDriven mainly by MIA (Miami), currently flying MVFR (marginal 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 Miami to San Juan flights today
same route · Air Transport InternationalIf 8C3456 is cancelled, these are the other Air Transport International nonstop flights from Miami to San Juan on the same day, with scheduled departure times in MIA local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How 8C3456 actually runs
Pro Flight Search has tracked every published board update for 8C3456 across the MIA and SJU boards: schedule changes, gate pushes and actual clocks. Usually lands ~60 min late. Based on 6 confirmed landings · 0/6 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how 8C3456 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: N317AZ, N419AZ, N241AZ, N409AZ.
Board clocks recorded as MIA and SJU published them.
Planning around 8C3456? 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 — 8C3456 Miami to San Juan on-time performance, measured from the MIA and SJU airport boards.
https://proflightsearch.com/flight/8C3456
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