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(UA) United Airlines 3591 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(BTV) Patrick Leahy Burlington International Airport

Burlington, VT, US

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
71%
Late
4
12%
Very Late
1
3%
Excessive
1
3%
Cancelled
3
9%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
11
Codeshares
33
Average Delay (min.)
21.545454545454547
Standard Deviation
22.3
Min
0
Max
80

UA 3591 On-Time Performance Details

Overall Rating
3.5 of 5
Average
Percentage On-Time 73%
Average Delay Time 21.545454545454547 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.5 shows that this flight has on-time performance characteristics better than 69% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
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 58% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 21.545454545454547 min
This flight has an average delay of 21.545454545454547 minutes with a standard deviation of 22.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.

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