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(UA) United Airlines 6139 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

(MKE) Milwaukee Mitchell International Airport

Milwaukee, WI, US

On-Time Performance Chart

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

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
30
Total Delays ( > 1 min )
5
Codeshares
30
Average Delay (min.)
35.6
Standard Deviation
20.1
Min
0
Max
59

UA 6139 On-Time Performance Details

Overall Rating
3.3 of 5
Average
Percentage On-Time 83%
Average Delay Time 35.6 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.3 shows that this flight has on-time performance characteristics better than 65% of all other flights in the FlightStats database.
On-Time Performance Rating
4.3 of 5
Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 86% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 35.6 min
This flight has an average delay of 35.6 minutes with a standard deviation of 20.1 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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