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(UA) United Airlines 4900 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

(TYS) Knoxville McGhee Tyson Airport

Knoxville, TN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
28
72%
Late
1
3%
Very Late
0
0%
Excessive
10
26%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
39
Total Delays ( > 1 min )
14
Codeshares
39
Average Delay (min.)
151.35714285714286
Standard Deviation
237.6
Min
0
Max
931

UA 4900 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 72%
Average Delay Time 151.35714285714286 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 10% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 151.35714285714286 min
This flight has an average delay of 151.35714285714286 minutes with a standard deviation of 237.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.