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(UA) United Airlines 5636 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(SAT) San Antonio International Airport

San Antonio, TX, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
19
70%
Late
3
11%
Very Late
2
7%
Excessive
2
7%
Cancelled
1
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
27
Total Delays ( > 1 min )
15
Codeshares
27
Average Delay (min.)
25
Standard Deviation
32.1
Min
0
Max
105

UA 5636 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 70%
Average Delay Time 25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-Time Performance Rating
1.2 of 5
Poor
Percentage On-Time 70%
This flight has an on-time performance of 70%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 25 min
This flight has an average delay of 25 minutes with a standard deviation of 32.1 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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