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(UA) United Airlines 4181 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-Aug-2025

(CHA) Chattanooga Metropolitan Airport

Chattanooga, TN, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
4
29%
Late
5
36%
Very Late
2
14%
Excessive
2
14%
Cancelled
1
7%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
14
Total Delays ( > 1 min )
10
Codeshares
14
Average Delay (min.)
80.1
Standard Deviation
125.8
Min
0
Max
409

UA 4181 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 29%
Average Delay Time 80.1 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 29%
This flight has an on-time performance of 29%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 80.1 min
This flight has an average delay of 80.1 minutes with a standard deviation of 125.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.

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