WN1700 MDW → STL

Southwest Airlines · Chicago, IL to St. Louis, MO · 34 flights observed, 2025-07-01 to 2025-08-04 · 251 mi

This flight's reliability varies a lot by day of week — 80% on-time on Tuesdays vs. 40% on Wednesdays.

WN1700 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
62%
Median delay
+4 min
90th percentile
+80 min
Cancellation rate
0%

How often is WN1700 on time?

Across 34 flights on MDW → STL from 2025-07-01 to 2025-08-04, WN1700 arrived within 15 minutes of schedule 62% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +80 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2162%
16-30 min515%
31-60 min39%
61-120 min26%
2+ hrs39%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073060%+32 min
2025-08475%+1 min

Performance by day of week

DayFlightsOn-time
Mon560%
Tue580%
Wed540%
Thu580%
Fri450%
Sat540%
Sun580%

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