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(UA) United Airlines 4184 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(CHA) Chattanooga Metropolitan Airport

Chattanooga, TN, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
25
81%
Late
1
3%
Very Late
2
6%
Excessive
3
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
11
Codeshares
31
Average Delay (min.)
85.27272727272727
Standard Deviation
158.9
Min
0
Max
519

UA 4184 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 81%
Average Delay Time 85.27272727272727 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 30% of all other flights in the FlightStats database.
On-Time Performance Rating
3.1 of 5
Average
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 62% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 85.27272727272727 min
This flight has an average delay of 85.27272727272727 minutes with a standard deviation of 158.9 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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