(UA) United Airlines 4390 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(GRB) Green Bay Austin Straubel International Airport

Green Bay, WI, US

On-Time Performance Chart

(using rounded numbers)

On-Time

83%

Late

Very Late

Excessive

10%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

91.375

Standard Deviation

136.3

Min

Max

387

UA 4390 On-Time Performance Details

Overall Rating

2.0 of 5

Average

Percentage On-Time 83%

Average Delay Time 91.375 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 38% of all other flights in the FlightStats database.

On-Time Performance Rating

3.9 of 5

Good

Percentage On-Time 83%

This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.

Delay Performance

0.0 of 5

Very Poor

Average Delay Time 91.375 min

This flight has an average delay of 91.375 minutes with a standard deviation of 136.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.