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(UA) United Airlines 4448 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-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
22
76%
Late
2
7%
Very Late
1
3%
Excessive
4
14%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
29
Total Delays ( > 1 min )
11
Codeshares
29
Average Delay (min.)
34.90909090909091
Standard Deviation
26.5
Min
0
Max
75

UA 4448 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 76%
Average Delay Time 34.90909090909091 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 76%
This flight has an on-time performance of 76%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 34.90909090909091 min
This flight has an average delay of 34.90909090909091 minutes with a standard deviation of 26.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

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