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(CA) Air China 851 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-Aug-2025

(PEK) Beijing Capital International Airport

Beijing, CN

(LGW) London Gatwick Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
20
77%
Late
4
15%
Very Late
2
8%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
26
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
14.25
Standard Deviation
11.7
Min
0
Max
37

CA 851 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 77%
Average Delay Time 14.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 84% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
4.6 of 5
Very Good
Average Delay Time 14.25 min
This flight has an average delay of 14.25 minutes with a standard deviation of 11.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.