ON TIMEBOARD

B6 1177 on time

JetBlue 1177: Boston to Las Vegas at 8:15 a.m. (past 12 months)

On time
84%
158 flights · likely 77–89%
Cancelled
1.3%
of scheduled flights
Typical arrival
−17 min
median vs schedule
When late
+69 min
average delay
Similar flights
83%
B6, same route & hour

About 1 in 6 B6 1177 flights from Boston arrived 15+ minutes late, diverted or cancelled over the past year (16%); 1.3% were cancelled. The typical flight landed 17 minutes early.

B6 1177: BOS → LAS

Scheduled to leave Boston at 8:15 a.m. local time. Over the past year it arrived on time 84% of the time (158 flights), in line with other B6 flights on the route at that hour (83%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Oct 2024: 92% on time (26 flights)92OctApr 2025: too few flights (1 flights)AprMay 2025: 81% on time (31 flights)81MayJun 2025: 83% on time (30 flights)83JunJul 2025: 87% on time (31 flights)87JulAug 2025: 90% on time (31 flights)90AugSep 2025: 97% on time (30 flights)97SepOct 2025: 80% on time (25 flights)80OctMay 2026: too few flights (11 flights)MayJun 2026: 87% on time (30 flights)87JunJul 2026: 81% on time (31 flights)81JulAug 2026: 77% on time (31 flights)77Aug

By day of week

DayFlightsOn time
Monday2378%
Tuesday2286%
Wednesday2291%
Thursday2383%
Friday2383%
Saturday2387%
Sunday2277%

Why it was late

Late inbound plane 40%Airline (crew, maintenance, ops) 39%Air traffic & airport (NAS) 14%Severe weather 8%

All flights BOS → LAS · Connecting off B6 1177? Check the risk

Questions

How often is B6 1177 from BOS to LAS late?

JetBlue 1177 from Boston, MA to Las Vegas, NV arrived 15 or more minutes late, was diverted or was cancelled on 16% of 158 scheduled flights between September 2025 and August 2026. 1.3% 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.