(UA) United Airlines 4398 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(CVG) Cincinnati/Northern Kentucky International Airport

Cincinnati, OH, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

65%

Late

13%

Very Late

Excessive

17%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

65.05263157894737

Standard Deviation

82.4

Min

Max

273

UA 4398 On-Time Performance Details

Overall Rating

0.2 of 5

Very Poor

Percentage On-Time 65%

Average Delay Time 65.05263157894737 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.

On-Time Performance Rating

0.3 of 5

Very Poor

Percentage On-Time 65%

This flight has an on-time performance of 65%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 5% of other flights.

Delay Performance

0.0 of 5

Very Poor

Average Delay Time 65.05263157894737 min

This flight has an average delay of 65.05263157894737 minutes with a standard deviation of 82.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.