FlightRecord

Des Moines (DSM) to Chicago (MDW): On-Time Performance

Data through May 2026

Des Moines (DSM) to Chicago (MDW) is a thinner route than most in this dataset — 168 departures over the past year, roughly 3 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 81% arrived on time.

On-time
81%
arrived <15 min late
Avg delay
16 min
completed flights
Cancelled
2.4%
Flights/day
0.46
last 12 months
Duration
1h 20m
scheduled
Distance
306 mi

Best time to fly from DSM to MDW

By day of week

DayOn-timeAvg delay
Monday70%46 min
Tuesday83%9 min
Wednesdaybest96%6 min
Thursday76%26 min
Friday80%6 min
Saturday78%11 min
Sunday80%9 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft20%
  • Airline operations44%
  • National airspace system36%

Frequently asked questions

How often are flights from DSM to MDW delayed?
20% of DSM–MDW flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 16 minutes.
How long is the flight from DSM to MDW?
The scheduled DSM–MDW flight time averages 1h 20m over 306 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
How often are DSM to MDW flights cancelled?
2.4% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.

Based on 168 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.