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(UA) United Airlines 3651 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(GRR) Grand Rapids Gerald R. Ford International Airport

Grand Rapids, MI, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
25
81%
Late
4
13%
Very Late
0
0%
Excessive
2
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
10
Codeshares
31
Average Delay (min.)
56.8
Standard Deviation
88.7
Min
0
Max
237

UA 3651 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 81%
Average Delay Time 56.8 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.
Delay Performance
0.4 of 5
Very Poor
Average Delay Time 56.8 min
This flight has an average delay of 56.8 minutes with a standard deviation of 88.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 8% of other flights.

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