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(UA) United Airlines 4527 On-Time Performance Rating

Date Range:

01-Mar-2024 to 30-Apr-2024

(IAD) Washington Dulles International Airport

Dulles, VA, US

(STL) Lambert-St. Louis International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
50
85%
Late
1
2%
Very Late
3
5%
Excessive
5
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
15
Codeshares
59
Average Delay (min.)
41.46666666666667
Standard Deviation
47
Min
0
Max
169

UA 4527 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 85%
Average Delay Time 41.46666666666667 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 58% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very 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 93% of other flights.
Delay Performance
1.2 of 5
Poor
Average Delay Time 41.46666666666667 min
This flight has an average delay of 41.46666666666667 minutes with a standard deviation of 47 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.