B61903 Raleigh/DurhamRDU · 19:56 San JuanSJU · 23:34
B61903 by JetBlue Airways flies from Raleigh/Durham (RDU) to San Juan (SJU) for the Sun, Sep 13 departure.
en route from RDU to SJU
board checked 384m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 21:43.
Where the minutes go
last 7 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 +46 min · 0 cancelled · 8 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at RDU and SJU 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.
How B61903 actually runs
Pro Flight Search has tracked every published board update for B61903 across the RDU and SJU boards: schedule changes, gate pushes and actual clocks. Usually lands ~46 min late. Based on 8 confirmed landings · 4/8 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how B61903 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: N805JB, N520JB, N804JB, N779JB.
Board clocks recorded as RDU and SJU published them.
Planning around B61903? 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 — B61903 Raleigh/Durham to San Juan on-time performance, measured from the RDU and SJU airport boards.
https://proflightsearch.com/flight/B61903
.