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(UA) United Airlines 4986 On-Time Performance Rating

Date Range:

15-Mar-2025 to 15-May-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(MDT) Harrisburg International Airport

Middletown, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
83%
Late
4
14%
Very Late
1
3%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
29
Total Delays ( > 1 min )
14
Codeshares
29
Average Delay (min.)
11.857142857142858
Standard Deviation
9.2
Min
0
Max
31

UA 4986 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 83%
Average Delay Time 11.857142857142858 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 84% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
4.6 of 5
Very Good
Average Delay Time 11.857142857142858 min
This flight has an average delay of 11.857142857142858 minutes with a standard deviation of 9.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.