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(UA) United Airlines 4603 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(MSN) Dane County Regional Airport

Madison, WI, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
36
59%
Late
9
15%
Very Late
2
3%
Excessive
7
11%
Cancelled
6
10%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
24
Codeshares
60
Average Delay (min.)
53.25
Standard Deviation
72.7
Min
0
Max
252

UA 4603 On-Time Performance Details

Overall Rating
0.4 of 5
Very Poor
Percentage On-Time 60%
Average Delay Time 53.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 6% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 60%
This flight has an on-time performance of 60%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 53.25 min
This flight has an average delay of 53.25 minutes with a standard deviation of 72.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.

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