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(UA) United Airlines 4429 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(FSD) Sioux Falls Regional Airport

Sioux Falls, SD, US

On-Time Performance Chart

(using rounded numbers)
On-Time
12
75%
Late
0
0%
Very Late
2
13%
Excessive
1
6%
Cancelled
0
0%
Diverted
1
6%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
15
Total Delays ( > 1 min )
4
Codeshares
15
Average Delay (min.)
44.75
Standard Deviation
35.9
Min
0
Max
94

UA 4429 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 80%
Average Delay Time 44.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 52% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 73% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 44.75 min
This flight has an average delay of 44.75 minutes with a standard deviation of 35.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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