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(UA) United Airlines 3511 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(GRR) Grand Rapids Gerald R. Ford International Airport

Grand Rapids, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
64%
Late
3
11%
Very Late
1
4%
Excessive
5
18%
Cancelled
1
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
11
Codeshares
28
Average Delay (min.)
82.0909090909091
Standard Deviation
102.1
Min
0
Max
351

UA 3511 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 64%
Average Delay Time 82.0909090909091 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 64%
This flight has an on-time performance of 64%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 3% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 82.0909090909091 min
This flight has an average delay of 82.0909090909091 minutes with a standard deviation of 102.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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