Which departure time was most reliable for ORD to DTW?
Among qualifying ORD-to-DTW departure window results, Early morning had the highest on-time rate: 83.5% of 1,010 flights. Evening was lowest at 58.0% across 1,714 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Early morning | 1,010 | 83.5% | 9.2% | 2.5% |
| Late morning | 1,199 | 75.1% | 16.7% | 1.4% |
| Afternoon | 1,486 | 67.2% | 20.7% | 2.3% |
| Evening | 1,714 | 58.0% | 30.9% | 4.0% |
| Night | 547 | 61.8% | 20.3% | 6.6% |
Which weekday was most reliable for ORD to DTW?
Among qualifying ORD-to-DTW weekday results, Thursday had the highest on-time rate: 73.3% of 872 flights. Monday was lowest at 63.5% across 890 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 890 | 63.5% | 24.7% | 3.8% |
| Tuesday | 869 | 71.0% | 18.9% | 2.1% |
| Wednesday | 840 | 69.9% | 21.3% | 2.4% |
| Thursday | 872 | 73.3% | 16.3% | 3.3% |
| Friday | 877 | 65.5% | 22.0% | 3.0% |
| Saturday | 742 | 72.0% | 17.4% | 3.6% |
| Sunday | 866 | 64.3% | 24.6% | 3.1% |
Which airline was most reliable for ORD to DTW?
Among qualifying ORD-to-DTW airline results, Delta Air Lines had the highest on-time rate: 74.7% of 1,258 flights. American Airlines was lowest at 61.7% across 47 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| SkyWest Airlines | 2,433 | 61.7% | 26.4% | 3.4% |
| Delta Air Lines | 1,258 | 74.7% | 16.2% | 2.5% |
| Envoy Air | 860 | 74.1% | 15.6% | 3.1% |
| United Airlines | 814 | 69.4% | 20.5% | 1.4% |
| Republic Airways | 524 | 74.0% | 15.5% | 4.2% |
| American Airlines | 47 | 61.7% | 14.9% | 12.8% |
| PSA Airlines | 20 | 60.0% | 25.0% | 0.0% |
Which month was most reliable for ORD to DTW?
Among qualifying ORD-to-DTW month results, September 2025 had the highest on-time rate: 79.3% of 482 flights. December 2025 was lowest at 52.3% across 419 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 536 | 62.5% | 25.4% | 2.6% |
| August 2025 | 499 | 76.8% | 13.8% | 2.2% |
| September 2025 | 482 | 79.3% | 13.5% | 0.2% |
| October 2025 | 520 | 74.4% | 16.5% | 0.0% |
| November 2025 | 472 | 67.2% | 15.3% | 9.7% |
| December 2025 | 419 | 52.3% | 37.7% | 2.9% |
| January 2026 | 408 | 57.8% | 30.6% | 2.9% |
| February 2026 | 443 | 71.3% | 19.2% | 0.0% |
| March 2026 | 488 | 57.0% | 28.7% | 6.6% |
| April 2026 | 567 | 73.0% | 16.9% | 3.4% |
| May 2026 | 599 | 76.0% | 15.7% | 1.5% |
| June 2026 | 523 | 67.1% | 21.8% | 4.8% |
What drove ORD to DTW delay minutes?
Airline was the largest recorded ORD-to-DTW delay category, accounting for 36.4% of 141,843 BTS-attributed delay minutes during July 2025–June 2026.
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