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(UA) United Airlines 1859 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

On-Time Performance Chart

(using rounded numbers)
On-Time
31
91%
Late
1
3%
Very Late
1
3%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
21.125
Standard Deviation
27
Min
0
Max
81

UA 1859 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 91%
Average Delay Time 21.125 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 84% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 91%
This flight has an on-time performance of 91%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 21.125 min
This flight has an average delay of 21.125 minutes with a standard deviation of 27 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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