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(UA) United Airlines 4740 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(MKE) Milwaukee Mitchell International Airport

Milwaukee, WI, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
62%
Late
4
6%
Very Late
3
5%
Excessive
12
19%
Cancelled
3
5%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
27
Codeshares
61
Average Delay (min.)
63.18518518518518
Standard Deviation
80.1
Min
0
Max
393

UA 4740 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 64%
Average Delay Time 63.18518518518518 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
0.1 of 5
Very Poor
Percentage On-Time 64%
This flight has an on-time performance of 64%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 1% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 63.18518518518518 min
This flight has an average delay of 63.18518518518518 minutes with a standard deviation of 80.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.