(UA) United Airlines 4533 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(MDT) Harrisburg International Airport

Middletown, PA, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

92%

Late

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

16.5

Standard Deviation

6.4

Min

Max

UA 4533 On-Time Performance Details

Overall Rating

4.0 of 5

Good

Percentage On-Time 92%

Average Delay Time 16.5 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 78% of all other flights in the FlightStats database.

On-Time Performance Rating

4.6 of 5

Very Good

Percentage On-Time 92%

This flight has an on-time performance of 92%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 92% of other flights.

Delay Performance

3.3 of 5

Average

Average Delay Time 16.5 min

This flight has an average delay of 16.5 minutes with a standard deviation of 6.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.