ON TIMEBOARD

AA 3156 on time

American Airlines 3156: Charlotte to Denver at 8:46 p.m. (past 12 months)

On time
62%
175 flights · likely 54–69%
Cancelled
1.1%
of scheduled flights
Typical arrival
+8 min
median vs schedule
When late
+53 min
average delay
Similar flights
63%
AA, same route & hour

About 1 in 3 AA 3156 flights from Charlotte arrived 15+ minutes late, diverted or cancelled over the past year (38%); 1.1% were cancelled. The typical flight landed 8 minutes late.

AA 3156: CLT → DEN

Scheduled to leave Charlotte at 8:46 p.m. local time. Over the past year it arrived on time 62% of the time (175 flights), in line with other AA flights on the route at that hour (63%). Last seen in the data Aug 31, 2026.

Usually American Airlines's last flight of the day from Charlotte to Denver (100% of days). American Airlines's last CLT–DEN flight was cancelled 1.7% of the time, against 1.0% for its earlier ones. If it's cancelled, the next American Airlines flight is usually around 7:40 a.m. the next morning.

Month by month

0%50%100%Apr 2025: 44% on time (27 flights)44AprMay 2025: 60% on time (30 flights)60MayJun 2025: 30% on time (30 flights)30JunJul 2025: 13% on time (30 flights)13JulAug 2025: 44% on time (25 flights)44AugSep 2025: 73% on time (30 flights)73SepOct 2025: too few flights (5 flights)OctApr 2026: 88% on time (24 flights)88AprMay 2026: 74% on time (31 flights)74MayJun 2026: 54% on time (28 flights)54JunJul 2026: 31% on time (29 flights)31JulAug 2026: 46% on time (28 flights)46Aug

By day of week

DayFlightsOn time
Monday2568%
Tuesday2273%
Wednesday2564%
Thursday2642%
Friday2658%
Saturday2552%
Sunday2677%

Why it was late

Late inbound plane 56%Airline (crew, maintenance, ops) 19%Air traffic & airport (NAS) 18%Severe weather 4%Security 2%

All flights CLT → DEN · Connecting off AA 3156? Check the risk

Questions

How often is AA 3156 from CLT to DEN late?

American Airlines 3156 from Charlotte, NC to Denver, CO arrived 15 or more minutes late, was diverted or was cancelled on 38% of 175 scheduled flights between September 2025 and August 2026. 1.1% 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 American Airlines for today's flight. Method.