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(UA) United Airlines 4791 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(SBN) South Bend International Airport

South Bend, IN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
36
58%
Late
5
8%
Very Late
4
6%
Excessive
11
18%
Cancelled
2
3%
Diverted
4
6%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
25
Codeshares
58
Average Delay (min.)
85.52
Standard Deviation
131.2
Min
0
Max
586

UA 4791 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 62%
Average Delay Time 85.52 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 62%
This flight has an on-time performance of 62%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 85.52 min
This flight has an average delay of 85.52 minutes with a standard deviation of 131.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.