(UA) United Airlines 231 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(RNO) Reno-Tahoe International Airport

Reno, NV, US

On-Time Performance Chart

(using rounded numbers)

On-Time

75%

Late

25%

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

9.333333333333334

Standard Deviation

Min

Max

UA 231 On-Time Performance Details

Overall Rating

3.0 of 5

Average

Percentage On-Time 75%

Average Delay Time 9.333333333333334 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 58% of all other flights in the FlightStats database.

On-Time Performance Rating

2.1 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 42% of other flights.

Delay Performance

3.8 of 5

Good

Average Delay Time 9.333333333333334 min

This flight has an average delay of 9.333333333333334 minutes with a standard deviation of 11 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.