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(UA) United Airlines 5603 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(SDF) Louisville Muhammad Ali International Airport

Louisville, KY, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
58%
Late
3
12%
Very Late
2
8%
Excessive
3
12%
Cancelled
1
4%
Diverted
2
8%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
24
Total Delays ( > 1 min )
16
Codeshares
24
Average Delay (min.)
39.75
Standard Deviation
63.3
Min
0
Max
236

UA 5603 On-Time Performance Details

Overall Rating
1.3 of 5
Poor
Percentage On-Time 63%
Average Delay Time 39.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.3 shows that this flight has on-time performance characteristics better than 24% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 39.75 min
This flight has an average delay of 39.75 minutes with a standard deviation of 63.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.

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