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(UA) United Airlines 5999 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(OKC) Will Rogers World Airport

Oklahoma City, OK, US

On-Time Performance Chart

(using rounded numbers)
On-Time
33
83%
Late
1
3%
Very Late
1
3%
Excessive
4
10%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
39
Total Delays ( > 1 min )
9
Codeshares
39
Average Delay (min.)
66.66666666666667
Standard Deviation
67.6
Min
0
Max
184

UA 5999 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 85%
Average Delay Time 66.66666666666667 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
0.4 of 5
Very Poor
Average Delay Time 66.66666666666667 min
This flight has an average delay of 66.66666666666667 minutes with a standard deviation of 67.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 8% of other flights.