(UA) United Airlines 4553 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(IAD) Washington Dulles International Airport

Dulles, VA, US

(CAE) Columbia Metropolitan Airport

Columbia, SC, US

On-Time Performance Chart

(using rounded numbers)

On-Time

87%

Late

13%

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.)

16.2

Standard Deviation

6.8

Min

Max

UA 4553 On-Time Performance Details

Overall Rating

3.8 of 5

Good

Percentage On-Time 87%

Average Delay Time 16.2 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 74% of all other flights in the FlightStats database.

On-Time Performance Rating

3.9 of 5

Good

Percentage On-Time 87%

This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.

Delay Performance

3.6 of 5

Good

Average Delay Time 16.2 min

This flight has an average delay of 16.2 minutes with a standard deviation of 6.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.