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(UA) United Airlines 8558 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(YUL) Montreal-Trudeau International Airport

Montreal, QC, CA

(MSP) Minneapolis-Saint Paul International Airport

Minneapolis, MN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
64%
Late
5
8%
Very Late
4
7%
Excessive
11
18%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
31
Codeshares
60
Average Delay (min.)
40
Standard Deviation
43.2
Min
0
Max
194

UA 8558 On-Time Performance Details

Overall Rating
1.5 of 5
Poor
Percentage On-Time 65%
Average Delay Time 40 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5 shows that this flight has on-time performance characteristics better than 29% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 65%
This flight has an on-time performance of 65%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 40 min
This flight has an average delay of 40 minutes with a standard deviation of 43.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.