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(UA) United Airlines 1220 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(SAN) San Diego International Airport

San Diego, CA, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
13
72%
Late
2
11%
Very Late
1
6%
Excessive
2
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
18
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
20.416666666666668
Standard Deviation
22.5
Min
0
Max
68

UA 1220 On-Time Performance Details

Overall Rating
3.1 of 5
Average
Percentage On-Time 72%
Average Delay Time 20.416666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 61% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 72%
This flight has an on-time performance of 72%. 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
4.1 of 5
Good
Average Delay Time 20.416666666666668 min
This flight has an average delay of 20.416666666666668 minutes with a standard deviation of 22.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.

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