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(UA) United Airlines 8401 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(YUL) Montreal-Trudeau International Airport

Montreal, QC, CA

(YYT) St John's International Airport

St. John's, NL, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
49
84%
Late
3
5%
Very Late
1
2%
Excessive
1
2%
Cancelled
4
7%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
10
Codeshares
58
Average Delay (min.)
29.7
Standard Deviation
54.2
Min
0
Max
179

UA 8401 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 85%
Average Delay Time 29.7 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.1 shows that this flight has on-time performance characteristics better than 81% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 29.7 min
This flight has an average delay of 29.7 minutes with a standard deviation of 54.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.