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(UA) United Airlines 3584 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(ROC) Frederick Douglass Greater Rochester Intl Airport

Rochester, NY, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
67%
Late
4
9%
Very Late
1
2%
Excessive
7
16%
Cancelled
2
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
43
Total Delays ( > 1 min )
17
Codeshares
43
Average Delay (min.)
77.23529411764706
Standard Deviation
121
Min
0
Max
458

UA 3584 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 67%
Average Delay Time 77.23529411764706 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.4 of 5
Very Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 8% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 77.23529411764706 min
This flight has an average delay of 77.23529411764706 minutes with a standard deviation of 121 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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