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(UA) United Airlines 8139 On-Time Performance Rating

Date Range:

01-Sep-2026 to 31-Oct-2026

(YQM) Greater Moncton Romeo LeBlanc Intl Airport

Moncton, NB, CA

(YUL) Montreal-Trudeau International Airport

Montreal, QC, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
34
56%
Late
15
25%
Very Late
9
15%
Excessive
2
3%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
40
Codeshares
61
Average Delay (min.)
22.65
Standard Deviation
18.1
Min
0
Max
97

UA 8139 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 56%
Average Delay Time 22.65 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 56%
This flight has an on-time performance of 56%. 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
4.2 of 5
Good
Average Delay Time 22.65 min
This flight has an average delay of 22.65 minutes with a standard deviation of 18.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.