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(WN) Southwest Airlines 1188 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(PDX) Portland International Airport

Portland, OR, US

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

On-Time Performance Chart

(using rounded numbers)
On-Time
54
98%
Late
0
0%
Very Late
1
2%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
55
Total Delays ( > 1 min )
10
Codeshares
0
Average Delay (min.)
9.5
Standard Deviation
10.4
Min
0
Max
37

WN 1188 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 98%
Average Delay Time 9.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 93% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 98%
This flight has an on-time performance of 98%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 9.5 min
This flight has an average delay of 9.5 minutes with a standard deviation of 10.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

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