SFO → MDW: cancellations & delays
Over Jan 2023 - Apr 2026, 0.8% of San Francisco International Airport (SFO) to Chicago Midway International Airport (MDW) flights were cancelled and 24.4% arrived at least 15 minutes late, across 1,105 flights, flown by WN, F9. Cancellations peak in March.
Check today's live SFO departures →Airport pages: San Francisco International Airport (SFO) · Chicago Midway International Airport (MDW)
Rates are historical averages from U.S. DOT (BTS) on-time records; a specific flight's live estimate can differ with weather and the day's disruptions.