Chicago (MDW) Delays in 2025
75.4% on-time departures, 80.1% on-time arrivals in 2025
74,017Flights
75.4%Departures on-time
15 minAvg dep. delay
80.1%Arrivals on-time
13.1 minAvg arr. delay
1.1%Cancelled
Delay causes
- Air carrier31.5%
- Extreme weather3.4%
- National Aviation System21.4%
- Security0.4%
- Late-arriving aircraft43.4%
← 2024 · Chicago (MDW) overview
On-time = arrival within 15 minutes of schedule, per U.S. DOT definitions. Source: Bureau of Transportation Statistics (public domain). Delay-cause attribution is reported by carriers since June 2003.