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(UA) United Airlines 2166 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
75%
Late
0
0%
Very Late
0
0%
Excessive
4
20%
Cancelled
0
0%
Diverted
1
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
78.16666666666667
Standard Deviation
65.7
Min
0
Max
163

UA 2166 On-Time Performance Details

Overall Rating
1.5 of 5
Poor
Percentage On-Time 79%
Average Delay Time 78.16666666666667 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5 shows that this flight has on-time performance characteristics better than 29% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 78.16666666666667 min
This flight has an average delay of 78.16666666666667 minutes with a standard deviation of 65.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 3% of other flights.

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