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(UA) United Airlines 5859 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(MEM) Memphis International Airport

Memphis, TN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
11
69%
Late
0
0%
Very Late
1
6%
Excessive
4
25%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
16
Total Delays ( > 1 min )
9
Codeshares
16
Average Delay (min.)
85.11111111111111
Standard Deviation
91.3
Min
0
Max
268

UA 5859 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 69%
Average Delay Time 85.11111111111111 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 10% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 85.11111111111111 min
This flight has an average delay of 85.11111111111111 minutes with a standard deviation of 91.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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