Best Time to Fly DTW to MKE: On-Time Stats by Hour & Airline
Detroit Metro Wayne County → General Mitchell International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 76.3% of Detroit (DTW) to Milwaukee (MKE) flights arrived on time (1,498 scheduled flights). That is 1.3 points below the national average of 77.6%.
Among 2 airlines, Delta Air Lines led with 85.2% on time and SkyWest Airlines was last with 70.2%.
Over 24 months, Tuesday was the most reliable day (80% on time) and December the worst month (60%).
The cancellation rate was 1.3% (US average 1.8%).
DTW to MKE 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 |
|---|---|---|---|---|
| Delta Air Lines | 85.2% | 58 min | 2.0% | 600 |
| SkyWest Airlines | 70.2% | 94 min | 0.8% | 871 |
| Spirit Airlines | Limited data | 10 | ||
| Republic Airways | Limited data | 17 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DTW to MKE
On-time arrival % by scheduled departure hour (local time), 2,946 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 86.6% | 1.2% | 680 |
| 10am–11am | Limited data | 17 | |
| 12pm–1pm | 83.6% | 0.6% | 521 |
| 1pm–2pm | Limited data | 7 | |
| 2pm–3pm | Limited data | 1 | |
| 3pm–4pm | 78.6% | 0.4% | 456 |
| 4pm–5pm | 74.2% | 1.1% | 181 |
| 5pm–6pm | 72.0% | 1.1% | 357 |
| 7pm–8pm | 66.3% | 0.0% | 184 |
| 8pm–9pm | 65.4% | 0.6% | 363 |
| 9pm–10pm | 81.4% | 0.0% | 179 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DTW to MKE
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) | 53.6% | -25.6 pts | 1.8% | 57 |
| Christmas & New Year (Dec 20 - Jan 3) | 65.1% | -14.1 pts | 1.8% | 112 |
| Summer peak (Jun 15 - Aug 15) | 78.4% | -0.8 pts | 0.9% | 534 |
| All other days | 79.2% | — | 0.6% | 2,243 |
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).