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(UA) United Airlines 3597 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(YQB) Quebec City Jean Lesage International Airport

Quebec, QC, CA

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
73%
Late
3
14%
Very Late
1
5%
Excessive
1
5%
Cancelled
1
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
22
Total Delays ( > 1 min )
6
Codeshares
22
Average Delay (min.)
40.333333333333336
Standard Deviation
49.7
Min
0
Max
139

UA 3597 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 73%
Average Delay Time 40.333333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 31% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 of 5
Poor
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 40.333333333333336 min
This flight has an average delay of 40.333333333333336 minutes with a standard deviation of 49.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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