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(BA) British Airways 4921 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(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
42
68%
Late
1
2%
Very Late
5
8%
Excessive
13
21%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
29
Codeshares
61
Average Delay (min.)
66.06896551724138
Standard Deviation
83.8
Min
0
Max
337

BA 4921 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 69%
Average Delay Time 66.06896551724138 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 7% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 66.06896551724138 min
This flight has an average delay of 66.06896551724138 minutes with a standard deviation of 83.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.