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(UA) United Airlines 1857 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(MIA) Miami International Airport

Miami, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
44
71%
Late
7
11%
Very Late
4
6%
Excessive
6
10%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
26
Codeshares
0
Average Delay (min.)
31.846153846153847
Standard Deviation
34.6
Min
0
Max
152

UA 1857 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 72%
Average Delay Time 31.846153846153847 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 31% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 31.846153846153847 min
This flight has an average delay of 31.846153846153847 minutes with a standard deviation of 34.6 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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