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(UA) United Airlines 3980 On-Time Performance Rating

Date Range:

15-Sep-2021 to 15-Nov-2021

(IAD) Washington Dulles International Airport

Dulles, VA, US

(ILM) Wilmington International Airport

Wilmington, NC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
17
85%
Late
1
5%
Very Late
2
10%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
20
Total Delays ( > 1 min )
3
Codeshares
20
Average Delay (min.)
31
Standard Deviation
9.5
Min
20
Max
37

UA 3980 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 85%
Average Delay Time 31 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 56% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 73% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 31 min
This flight has an average delay of 31 minutes with a standard deviation of 9.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.