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(UA) United Airlines 8529 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(YYZ) Toronto Pearson International Airport

Toronto, ON, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
49
80%
Late
3
5%
Very Late
1
2%
Excessive
0
0%
Cancelled
8
13%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
15
Codeshares
61
Average Delay (min.)
9
Standard Deviation
8.8
Min
0
Max
34

UA 8529 On-Time Performance Details

Overall Rating
4.0 of 5
Good
Percentage On-Time 80%
Average Delay Time 9 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 79% of all other flights in the FlightStats database.
On-Time Performance Rating
3.3 of 5
Average
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 66% of other flights.
Delay Performance
4.7 of 5
Very Good
Average Delay Time 9 min
This flight has an average delay of 9 minutes with a standard deviation of 8.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 95% of other flights.