Best Time to Fly MDW to DTW: On-Time Stats by Hour & Airline
Chicago Midway International → Detroit Metro Wayne County
Data through July 2026 · Last updated October 18, 2026
1,254 flights were scheduled from Chicago (MDW) to Detroit (DTW) in the last 12 months, and 76.7% of those that flew arrived on time, 0.9 points below the US average of 77.6%.
SkyWest Airlines was the most punctual of the 2 airlines on the route at 88.2%, while Southwest Airlines trailed at 74.4%.
November has been the best month (89% on time) and Friday the weakest day of the week (76%).
1.7% of flights were cancelled, versus 1.8% nationally.
MDW to DTW on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlines | 88.2% | 76 min | 0.5% | 204 |
| Southwest Airlines | 74.4% | 51 min | 1.9% | 1,050 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MDW to DTW
On-time arrival % by scheduled departure hour (local time), 3,300 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 89.6% | 0.0% | 144 |
| 8am–9am | 87.6% | 0.0% | 97 |
| 9am–10am | 83.1% | 0.4% | 679 |
| 10am–11am | 92.9% | 1.9% | 216 |
| 11am–12pm | 91.2% | 0.0% | 34 |
| 12pm–1pm | 75.2% | 1.9% | 103 |
| 1pm–2pm | 82.0% | 1.1% | 270 |
| 2pm–3pm | 88.1% | 0.8% | 119 |
| 3pm–4pm | 81.4% | 0.0% | 280 |
| 4pm–5pm | 76.3% | 0.9% | 115 |
| 5pm–6pm | 79.8% | 1.3% | 301 |
| 6pm–7pm | 74.8% | 1.6% | 516 |
| 7pm–8pm | 63.9% | 2.2% | 137 |
| 8pm–9pm | 74.3% | 0.7% | 145 |
| 9pm–10pm | 54.1% | 1.2% | 86 |
| 10pm–11pm | 54.5% | 5.2% | 58 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MDW to DTW
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 76.9% | -5.5 pts | 1.9% | 53 |
| Christmas & New Year (Dec 20 - Jan 3) | 66.7% | -15.7 pts | 0.9% | 115 |
| Summer peak (Jun 15 - Aug 15) | 69.8% | -12.6 pts | 1.3% | 533 |
| All other days | 82.4% | — | 1.0% | 2,599 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).