background

(UA) United Airlines 2121 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(YYZ) Toronto Pearson International Airport

Toronto, ON, CA

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
12
44%
Late
4
15%
Very Late
7
26%
Excessive
4
15%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
27
Total Delays ( > 1 min )
22
Codeshares
0
Average Delay (min.)
39.27272727272727
Standard Deviation
50.7
Min
0
Max
240

UA 2121 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 44%
Average Delay Time 39.27272727272727 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 16% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 44%
This flight has an on-time performance of 44%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 39.27272727272727 min
This flight has an average delay of 39.27272727272727 minutes with a standard deviation of 50.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

Other Stops for UA 2121