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(CA) Air China 4128 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(LZY) Nyingchi Mainling Airport

Nyingchi, CN

(PEK) Beijing Capital International Airport

Beijing, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
48
83%
Late
4
7%
Very Late
4
7%
Excessive
2
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
30
Codeshares
0
Average Delay (min.)
15.833333333333334
Standard Deviation
16.9
Min
0
Max
65

CA 4128 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 83%
Average Delay Time 15.833333333333334 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 93% of all other flights in the FlightStats database.
On-Time Performance Rating
4.6 of 5
Very Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 92% of other flights.
Delay Performance
4.8 of 5
Very Good
Average Delay Time 15.833333333333334 min
This flight has an average delay of 15.833333333333334 minutes with a standard deviation of 16.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 96% of other flights.