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(UA) United Airlines 4395 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
40
67%
Late
2
3%
Very Late
8
13%
Excessive
7
12%
Cancelled
1
2%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
26
Codeshares
58
Average Delay (min.)
57.65384615384615
Standard Deviation
86.1
Min
0
Max
341

UA 4395 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 69%
Average Delay Time 57.65384615384615 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 3% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 57.65384615384615 min
This flight has an average delay of 57.65384615384615 minutes with a standard deviation of 86.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.

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