(UA) United Airlines 4541 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(CHA) Chattanooga Metropolitan Airport

Chattanooga, TN, US

On-Time Performance Chart

(using rounded numbers)

On-Time

76%

Late

Very Late

Excessive

14%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

50.25

Standard Deviation

52.6

Min

Max

157

UA 4541 On-Time Performance Details

Overall Rating

1.4 of 5

Poor

Percentage On-Time 76%

Average Delay Time 50.25 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 27% of all other flights in the FlightStats database.

On-Time Performance Rating

1.9 of 5

Average

Percentage On-Time 76%

This flight has an on-time performance of 76%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 38% of other flights.

Delay Performance

0.9 of 5

Poor

Average Delay Time 50.25 min

This flight has an average delay of 50.25 minutes with a standard deviation of 52.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.