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(UA) United Airlines 8351 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

(YUL) Montreal-Trudeau International Airport

Montreal, QC, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
31
56%
Late
6
11%
Very Late
4
7%
Excessive
9
16%
Cancelled
3
5%
Diverted
2
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
30
Codeshares
53
Average Delay (min.)
43.3
Standard Deviation
49.1
Min
0
Max
171

UA 8351 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 59%
Average Delay Time 43.3 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 14% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 59%
This flight has an on-time performance of 59%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 43.3 min
This flight has an average delay of 43.3 minutes with a standard deviation of 49.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.