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(UA) United Airlines 3549 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(YUL) Montreal-Trudeau International Airport

Montreal, QC, CA

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
65%
Late
6
10%
Very Late
5
8%
Excessive
6
10%
Cancelled
4
7%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
24
Codeshares
60
Average Delay (min.)
47.166666666666664
Standard Deviation
57.8
Min
0
Max
201

UA 3549 On-Time Performance Details

Overall Rating
0.4 of 5
Very Poor
Percentage On-Time 65%
Average Delay Time 47.166666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 6% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 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 1% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 47.166666666666664 min
This flight has an average delay of 47.166666666666664 minutes with a standard deviation of 57.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.