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(UA) United Airlines 5538 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(CLT) Charlotte Douglas International Airport

Charlotte, NC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
38%
Late
11
23%
Very Late
6
13%
Excessive
10
21%
Cancelled
3
6%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
48
Total Delays ( > 1 min )
34
Codeshares
48
Average Delay (min.)
36.85294117647059
Standard Deviation
39.1
Min
0
Max
231

UA 5538 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 38%
Average Delay Time 36.85294117647059 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 14% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 38%
This flight has an on-time performance of 38%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 36.85294117647059 min
This flight has an average delay of 36.85294117647059 minutes with a standard deviation of 39.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.

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