ON TIMEBOARD

F9 3375 on time

Frontier Airlines 3375: Kansas City to Denver at 1:45 p.m. (past 12 months)

On time
79%
285 flights · likely 74–84%
Cancelled
0.4%
of scheduled flights
Typical arrival
−10 min
median vs schedule
When late
+118 min
average delay
Similar flights
80%
F9, same route & hour

About 1 in 5 F9 3375 flights from Kansas City arrived 15+ minutes late, diverted or cancelled over the past year (21%); 0.4% were cancelled. The typical flight landed 10 minutes early.

F9 3375: MCI → DEN

Scheduled to leave Kansas City at 1:45 p.m. local time. Over the past year it arrived on time 79% of the time (285 flights), in line with other F9 flights on the route at that hour (80%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 65% on time (17 flights)65SepOct 2025: 75% on time (24 flights)75OctNov 2025: 93% on time (27 flights)93NovDec 2025: 74% on time (19 flights)74DecJan 2026: 88% on time (16 flights)88JanFeb 2026: 80% on time (20 flights)80FebMar 2026: 71% on time (21 flights)71MarApr 2026: 77% on time (22 flights)77AprMay 2026: 74% on time (31 flights)74MayJun 2026: 83% on time (30 flights)83JunJul 2026: 90% on time (31 flights)90JulAug 2026: 74% on time (27 flights)74Aug

By day of week

DayFlightsOn time
Monday5370%
Tuesday2286%
Wednesday2879%
Thursday4486%
Friday5076%
Saturday4080%
Sunday4883%

Why it was late

Late inbound plane 59%Airline (crew, maintenance, ops) 22%Air traffic & airport (NAS) 18%Severe weather 1%

All flights MCI → DEN · Connecting off F9 3375? Check the risk

Questions

How often is F9 3375 from MCI to DEN late?

Frontier Airlines 3375 from Kansas City, MO to Denver, CO arrived 15 or more minutes late, was diverted or was cancelled on 21% of 285 scheduled flights between September 2025 and August 2026. 0.4% 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 Frontier Airlines for today's flight. Method.