(WN) Southwest Airlines 551 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(BNA) Nashville International Airport

Nashville, TN, US

(LGA) New York LaGuardia Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)

On-Time

70%

Late

15%

Very Late

Excessive

10%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

19.4

Standard Deviation

15.6

Min

Max

WN 551 On-Time Performance Details

Overall Rating

2.6 of 5

Average

Percentage On-Time 70%

Average Delay Time 19.4 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.

On-Time Performance Rating

1.1 of 5

Poor

Percentage On-Time 70%

This flight has an on-time performance of 70%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.

Delay Performance

4.1 of 5

Good

Average Delay Time 19.4 min

This flight has an average delay of 19.4 minutes with a standard deviation of 15.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.