United Airlines
Is UA4903 delayed?
No, UA4903 landed in Knoxville 25 min early, at 13:26 on Oct 25 (as of Oct 25, 17:26 UTC).
25 min early
Official source · Updated
Departure
Houston
IAH
Actual
Scheduled 10:57
Oct 25
Arrival
Knoxville
TYS
Actual
Scheduled 13:51
Oct 25
Times shown in airport local time
Service date: · Scheduled departure date (America/Chicago)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 25 min early
Houston → Knoxville
Is UA4903 usually late?
Period: Oct 16, 2026 – Nov 15, 2026
Percentages and delay figures appear once 20 arrivals are graded.
On time means landing no more than 15 minutes after the scheduled arrival, late more than 15 minutes after, both times read to the minute. The percentages share one base: graded arrivals plus cancelled and diverted flights. A cancelled plan another plan of the flight replaced within 12 hours is not counted. Median and “9 in 10” are interpolated over the graded arrivals. Compares scheduled and actual arrival times, read to the minute. Some flights may be missing.
Departures on record at these airports today
Houston (IAH) departures
Too few departures on record with a known outcome so far today to judge: 7 of 20 needed.
Flights from Houston to Knoxville todayCounts cover the departures on record at each airport, not its full schedule.
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Oct 25, 2026Arrived | Houston | Knoxville | -25 |