WN3659 STL → MCI

Southwest Airlines · St. Louis, MO to Kansas City, MO · 19 flights observed, 2025-07-03 to 2025-08-04 · 237 mi

This flight runs much more reliably at some times of day than others — 100% on-time departing 9am–12pm vs. 60% departing 9pm–12am.

WN3659 covers more than one route in the data window — the stats below are for STL → MCI, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
89%
Median delay
-7 min
90th percentile
+14 min
Cancellation rate
0%

How often is WN3659 on time?

Across 19 flights on STL → MCI from 2025-07-03 to 2025-08-04, WN3659 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +14 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time1789%
16-30 min15%
31-60 min15%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-071688%-1 min
2025-083100%-8 min

Performance by day of week

DayFlightsOn-time
Mon5100%
TueNo data—
WedNo data—
Thu5100%
Fri4100%
Sat560%
SunNo data—

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…