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(UA) United Airlines 797 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(RNO) Reno-Tahoe International Airport

Reno, NV, US

On-Time Performance Chart

(using rounded numbers)
On-Time
27
75%
Late
1
3%
Very Late
2
6%
Excessive
6
17%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
36
Total Delays ( > 1 min )
14
Codeshares
0
Average Delay (min.)
68.21428571428571
Standard Deviation
115.1
Min
0
Max
447

UA 797 On-Time Performance Details

Overall Rating
1.1 of 5
Poor
Percentage On-Time 75%
Average Delay Time 68.21428571428571 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.1 shows that this flight has on-time performance characteristics better than 20% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 68.21428571428571 min
This flight has an average delay of 68.21428571428571 minutes with a standard deviation of 115.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.

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