Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
WN 1524 · Des Moines (DSM) → Chicago (MDW)
Sold by Southwest. Still flying: 31 of the last 56 days (Tue, Wed, Sat, Sun).
Arrives on time71%within 15 minutes, of 31 flights
Cancelled0.0%of scheduled flights
An hour or more late6%of flights that operated
When late, on average49 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport.
- Leaves DSM
- 15:45
- Arrives MDW
- 17:05
- Flight time
- 1h 20m
- Days flown, last 8 weeks
- 31 of 56
Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.
How late it arrives
Share of flights that operated arriving more than this late.
Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.
Its hour at DSM
All flights leaving Des Moines (DSM) at 3–4 pm, wherever they’re going: 75% left within 15 minutes and 2.7% were cancelled (1,646 flights in the year). Other Southwest flights on this route →
Upcoming forecasts
This flight isn’t in our published forecasts for the next few days.