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(WN) Southwest Airlines 1203 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(SJO) Juan Santamaria International Airport

San Jose, CR

(HOU) Houston Hobby Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
43
72%
Late
6
10%
Very Late
3
5%
Excessive
8
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
30
Codeshares
0
Average Delay (min.)
32.3
Standard Deviation
36.7
Min
0
Max
170

WN 1203 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 72%
Average Delay Time 32.3 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 32.3 min
This flight has an average delay of 32.3 minutes with a standard deviation of 36.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.