(UA) United Airlines 3583 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(BTV) Patrick Leahy Burlington International Airport

Burlington, VT, US

On-Time Performance Chart

(using rounded numbers)

On-Time

67%

Late

Very Late

33%

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

Standard Deviation

14.1

Min

Max

UA 3583 On-Time Performance Details

Overall Rating

2.4 of 5

Average

Percentage On-Time 67%

Average Delay Time 20 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.

On-Time Performance Rating

1.5 of 5

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 31% of other flights.

Delay Performance

3.3 of 5

Average

Average Delay Time 20 min

This flight has an average delay of 20 minutes with a standard deviation of 14.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.