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(AC) Air Canada 857 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(BOM) Mumbai Chhatrapati Shivaji International Airport

Mumbai, IN

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
23
61%
Late
4
11%
Very Late
3
8%
Excessive
4
11%
Cancelled
3
8%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
17
Codeshares
0
Average Delay (min.)
26.705882352941178
Standard Deviation
22.8
Min
0
Max
72

AC 857 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 62%
Average Delay Time 26.705882352941178 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 38% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 62%
This flight has an on-time performance of 62%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 5% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 26.705882352941178 min
This flight has an average delay of 26.705882352941178 minutes with a standard deviation of 22.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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