About 1 in 4 UA 4348 flights from Jackson arrived 15+ minutes late, diverted or cancelled over the past year (25%); 1.5% were cancelled. The typical flight landed 7 minutes early.
UA 4348: JAN → IAH
Scheduled to leave Jackson at 5:10 p.m. local time, operated by CommutAir as C5 4348. Over the past year it arrived on time 75% of the time (266 flights), in line with other UA flights on the route at that hour (75%). Last seen in the data Aug 31, 2026.
Usually United Airlines's last flight of the day from Jackson to Houston (100% of days). United Airlines's last JAN–IAH flight was cancelled 2.5% of the time, against 0.7% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 7:10 a.m. the next morning.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 43 | 79% |
| Tuesday | 42 | 81% |
| Wednesday | 43 | 72% |
| Thursday | 42 | 67% |
| Friday | 42 | 79% |
| Saturday | 14 | — |
| Sunday | 40 | 80% |
Why it was late
All flights JAN → IAH · Connecting off UA 4348? Check the risk
Questions
How often is UA 4348 from JAN to IAH late?
United Airlines 4348 from Jackson/Vicksburg, MS to Houston, TX arrived 15 or more minutes late, was diverted or was cancelled on 25% of 266 scheduled flights between September 2025 and August 2026. 1.5% 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.