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(UA) United Airlines 3499 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(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
38
76%
Late
2
4%
Very Late
0
0%
Excessive
8
16%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
49
Total Delays ( > 1 min )
15
Codeshares
49
Average Delay (min.)
101.8
Standard Deviation
185.7
Min
0
Max
733

UA 3499 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 78%
Average Delay Time 101.8 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 30% of all other flights in the FlightStats database.
On-Time Performance Rating
3.1 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 62% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 101.8 min
This flight has an average delay of 101.8 minutes with a standard deviation of 185.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.