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(UA) United Airlines 8397 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(YHZ) Halifax Stanfield International Airport

Halifax, NS, CA

(YYZ) Toronto Pearson International Airport

Toronto, ON, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
32
54%
Late
6
10%
Very Late
5
8%
Excessive
11
19%
Cancelled
4
7%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
33
Codeshares
58
Average Delay (min.)
51.303030303030305
Standard Deviation
58
Min
0
Max
239

UA 8397 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 55%
Average Delay Time 51.303030303030305 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
0.0 of 5
Very Poor
Percentage On-Time 55%
This flight has an on-time performance of 55%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 51.303030303030305 min
This flight has an average delay of 51.303030303030305 minutes with a standard deviation of 58 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.