(UA) United Airlines 3499 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(YYZ) Toronto Pearson International Airport

Toronto, ON, CA

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)

On-Time

71%

Late

Very Late

Excessive

23%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

81.875

Standard Deviation

68.4

Min

Max

239

UA 3499 On-Time Performance Details

Overall Rating

0.5 of 5

Very Poor

Percentage On-Time 71%

Average Delay Time 81.875 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.5 shows that this flight has on-time performance characteristics better than 8% of all other flights in the FlightStats database.

On-Time Performance Rating

0.9 of 5

Poor

Percentage On-Time 71%

This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.

Delay Performance

0.0 of 5

Very Poor

Average Delay Time 81.875 min

This flight has an average delay of 81.875 minutes with a standard deviation of 68.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.