ON TIMEBOARD

UA 2188 on time

United Airlines 2188: Denver to Fort Lauderdale at 9:47 a.m. (past 12 months)

On time
81%
319 flights · likely 76–85%
Cancelled
0.3%
of scheduled flights
Typical arrival
−4 min
median vs schedule
When late
+57 min
average delay
Similar flights
80%
UA, same route & hour

About 1 in 5 UA 2188 flights from Denver arrived 15+ minutes late, diverted or cancelled over the past year (19%); 0.3% were cancelled. The typical flight landed 4 minutes early.

UA 2188: DEN → FLL

Scheduled to leave Denver at 9:47 a.m. local time. Over the past year it arrived on time 81% of the time (319 flights), in line with other UA flights on the route at that hour (80%). Last seen in the data Aug 10, 2026.

Month by month

40%70%100%Sep 2025: too few flights (6 flights)SepOct 2025: 97% on time (31 flights)97OctNov 2025: 87% on time (30 flights)87NovDec 2025: 77% on time (31 flights)77DecJan 2026: 77% on time (31 flights)77JanFeb 2026: 93% on time (27 flights)93FebMar 2026: 74% on time (31 flights)74MarApr 2026: 87% on time (30 flights)87AprMay 2026: 94% on time (31 flights)94MayJun 2026: 73% on time (30 flights)73JunJul 2026: 58% on time (31 flights)58JulAug 2026: too few flights (10 flights)Aug

By day of week

DayFlightsOn time
Monday4687%
Tuesday4587%
Wednesday4486%
Thursday4687%
Friday4667%
Saturday4670%
Sunday4680%

Why it was late

Airline (crew, maintenance, ops) 40%Air traffic & airport (NAS) 31%Late inbound plane 29%

All flights DEN → FLL · Connecting off UA 2188? Check the risk

Questions

How often is UA 2188 from DEN to FLL late?

United Airlines 2188 from Denver, CO to Fort Lauderdale, FL arrived 15 or more minutes late, was diverted or was cancelled on 19% of 319 scheduled flights between September 2025 and August 2026. 0.3% 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 United Airlines for today's flight. Method.