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(WN) Southwest Airlines 491 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(CMH) John Glenn Columbus International Airport

Columbus, OH, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
77%
Late
0
0%
Very Late
1
8%
Excessive
2
15%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
13
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
23.25
Standard Deviation
23
Min
0
Max
61

WN 491 On-Time Performance Details

Overall Rating
3.4 of 5
Average
Percentage On-Time 77%
Average Delay Time 23.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.4 shows that this flight has on-time performance characteristics better than 66% of all other flights in the FlightStats database.
On-Time Performance Rating
3.1 of 5
Average
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 62% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 23.25 min
This flight has an average delay of 23.25 minutes with a standard deviation of 23 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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