WN449 MDW → STL

Southwest Airlines · Chicago, IL to St. Louis, MO · 8 flights observed, 2026-03-10 to 2026-04-01 · 251 mi

WN449 covers more than one route in the data window — the stats below are for MDW → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
43%
Median delay
+20 min
90th percentile
+68 min
Cancellation rate
13%

How often is WN449 on time?

Across 8 flights on MDW → STL from 2026-03-10 to 2026-04-01, WN449 arrived within 15 minutes of schedule 43% of the time. The median arrival delay was +20 min, and the worst 10% of flights arrived +68 min or later. 13% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time343%
16-30 min229%
31-60 min00%
61-120 min229%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-03633%+30 min
2026-041100%-18 min

Performance by day of week

DayFlightsOn-time
MonNo data—
Tue30%
Wed475%
ThuNo data—
FriNo data—
SatNo data—
SunNo data—

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