(WN) Southwest Airlines 852 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(BOI) Boise Air Terminal

Boise, ID, US

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

On-Time Performance Chart

(using rounded numbers)

On-Time

52%

Late

24%

Very Late

10%

Excessive

14%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

29.157894736842106

Standard Deviation

34.1

Min

Max

112

WN 852 On-Time Performance Details

Overall Rating

1.5 of 5

Poor

Percentage On-Time 52%

Average Delay Time 29.157894736842106 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5 shows that this flight has on-time performance characteristics better than 28% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 52%

This flight has an on-time performance of 52%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.

Delay Performance

2.9 of 5

Average

Average Delay Time 29.157894736842106 min

This flight has an average delay of 29.157894736842106 minutes with a standard deviation of 34.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.