background

(UA) United Airlines 4913 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(TYS) Knoxville McGhee Tyson Airport

Knoxville, TN, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
45
73%
Late
5
8%
Very Late
2
3%
Excessive
5
8%
Cancelled
3
5%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
16
Codeshares
60
Average Delay (min.)
39.3125
Standard Deviation
48.9
Min
0
Max
208

UA 4913 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 75%
Average Delay Time 39.3125 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-Time Performance Rating
3.1 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 62% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 39.3125 min
This flight has an average delay of 39.3125 minutes with a standard deviation of 48.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.