About 1 in 5 UA 4065 flights from Columbus arrived 15+ minutes late, diverted or cancelled over the past year (21%); 0.7% were cancelled. The typical flight landed 10 minutes early.
UA 4065: CMH → IAH
Scheduled to leave Columbus at 11:43 a.m. local time, operated by Mesa Airlines as YV 4065. Over the past year it arrived on time 79% of the time (150 flights), worse than other UA flights on the route at that hour (84%). Last seen in the data Aug 10, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 26 | 77% |
| Tuesday | 19 | — |
| Wednesday | 22 | 77% |
| Thursday | 26 | 88% |
| Friday | 26 | 73% |
| Saturday | 8 | — |
| Sunday | 23 | 78% |
Why it was late
All flights CMH → IAH · Connecting off UA 4065? Check the risk
Questions
How often is UA 4065 from CMH to IAH late?
United Airlines 4065 from Columbus, OH to Houston, TX arrived 15 or more minutes late, was diverted or was cancelled on 21% of 150 scheduled flights between September 2025 and August 2026. 0.7% 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.