(WN) Southwest Airlines 556 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(MDW) Chicago Midway International Airport

Chicago, IL, US

(LGA) New York LaGuardia Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)

On-Time

29%

Late

Very Late

21%

Excessive

43%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

64.75

Standard Deviation

69.4

Min

Max

215

WN 556 On-Time Performance Details

Overall Rating

0.2 of 5

Very Poor

Percentage On-Time 29%

Average Delay Time 64.75 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 29%

This flight has an on-time performance of 29%. 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

0.3 of 5

Very Poor

Average Delay Time 64.75 min

This flight has an average delay of 64.75 minutes with a standard deviation of 69.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 5% of other flights.