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(UA) United Airlines 4790 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(CLT) Charlotte Douglas International Airport

Charlotte, NC, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
78%
Late
2
5%
Very Late
1
3%
Excessive
5
14%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
15
Codeshares
37
Average Delay (min.)
46.666666666666664
Standard Deviation
61.7
Min
0
Max
188

UA 4790 On-Time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 78%
Average Delay Time 46.666666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 36% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
0.8 of 5
Poor
Average Delay Time 46.666666666666664 min
This flight has an average delay of 46.666666666666664 minutes with a standard deviation of 61.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.

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