(UA) United Airlines 3497 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(DSM) Des Moines International Airport

Des Moines, IA, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)

On-Time

68%

Late

16%

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.)

38.2

Standard Deviation

Min

Max

UA 3497 On-Time Performance Details

Overall Rating

1.4 of 5

Poor

Percentage On-Time 68%

Average Delay Time 38.2 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 26% of all other flights in the FlightStats database.

On-Time Performance Rating

0.8 of 5

Poor

Percentage On-Time 68%

This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 16% of other flights.

Delay Performance

1.9 of 5

Average

Average Delay Time 38.2 min

This flight has an average delay of 38.2 minutes with a standard deviation of 30 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.