(UA) United Airlines 4515 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(IAD) Washington Dulles International Airport

Dulles, VA, US

(CVG) Cincinnati/Northern Kentucky International Airport

Cincinnati, OH, US

On-Time Performance Chart

(using rounded numbers)

On-Time

47%

Late

24%

Very Late

Excessive

29%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

69.81818181818181

Standard Deviation

69.1

Min

Max

201

UA 4515 On-Time Performance Details

Overall Rating

0.1 of 5

Very Poor

Percentage On-Time 47%

Average Delay Time 69.81818181818181 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 47%

This flight has an on-time performance of 47%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.

Delay Performance

0.1 of 5

Very Poor

Average Delay Time 69.81818181818181 min

This flight has an average delay of 69.81818181818181 minutes with a standard deviation of 69.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.