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(UA) United Airlines 4547 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(BHM) Birmingham-Shuttlesworth International Airport

Birmingham, AL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
62%
Late
2
8%
Very Late
0
0%
Excessive
5
19%
Cancelled
1
4%
Diverted
2
8%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
24
Total Delays ( > 1 min )
10
Codeshares
24
Average Delay (min.)
171.2
Standard Deviation
278
Min
0
Max
921

UA 4547 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 67%
Average Delay Time 171.2 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 10% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 171.2 min
This flight has an average delay of 171.2 minutes with a standard deviation of 278 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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