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(UA) United Airlines 1201 On-Time Performance Rating

Date Range:

01-Feb-2021 to 31-Mar-2021

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
56
89%
Late
0
0%
Very Late
0
0%
Excessive
3
5%
Cancelled
1
2%
Diverted
3
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
7
Codeshares
0
Average Delay (min.)
41
Standard Deviation
56.3
Min
1
Max
150

UA 1201 On-Time Performance Details

Overall Rating
3.2 of 5
Average
Percentage On-Time 93%
Average Delay Time 41 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.2 shows that this flight has on-time performance characteristics better than 62% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 41 min
This flight has an average delay of 41 minutes with a standard deviation of 56.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.