ON TIMEBOARD

B6 435 on time

JetBlue 435: Charlotte Amalie to San Juan at 3:30 p.m. (past 12 months)

On time
76%
165 flights · likely 69–82%
Cancelled
0.0%
of scheduled flights
Typical arrival
−3 min
median vs schedule
When late
+69 min
average delay
Similar flights
73%
B6, same route & hour

About 1 in 4 B6 435 flights from Charlotte Amalie arrived 15+ minutes late, diverted or cancelled over the past year (24%); 0.0% were cancelled. The typical flight landed 3 minutes early.

B6 435: STT → SJU

Scheduled to leave Charlotte Amalie at 3:30 p.m. local time. Over the past year it arrived on time 76% of the time (165 flights), in line with other B6 flights on the route at that hour (73%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Apr 2025: too few flights (1 flights)AprMay 2025: 81% on time (31 flights)81MayJun 2025: 80% on time (30 flights)80JunJul 2025: 71% on time (31 flights)71JulAug 2025: 71% on time (31 flights)71AugSep 2025: 68% on time (22 flights)68SepOct 2025: 89% on time (18 flights)89OctApr 2026: too few flights (2 flights)AprMay 2026: 94% on time (31 flights)94MayJun 2026: 70% on time (30 flights)70JunJul 2026: 68% on time (31 flights)68JulAug 2026: 68% on time (31 flights)68Aug

By day of week

DayFlightsOn time
Monday2665%
Tuesday18—
Wednesday18—
Thursday2669%
Friday2688%
Saturday2696%
Sunday2576%

Why it was late

Late inbound plane 78%Airline (crew, maintenance, ops) 17%Air traffic & airport (NAS) 4%Security 1%

All flights STT → SJU · Connecting off B6 435? Check the risk

Questions

How often is B6 435 from STT to SJU late?

JetBlue 435 from Charlotte Amalie, VI to San Juan, PR arrived 15 or more minutes late, was diverted or was cancelled on 24% of 165 scheduled flights between September 2025 and August 2026. 0.0% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check JetBlue for today's flight. Method.