Columbus (CMH) to Detroit (DTW): On-Time Performance
Data through July 2026
The calendar drives reliability on CMH–DTW. April 2026 flights landed on schedule 94% of the time, but December 2025 dropped to 64% — a gap of 30 points. Across the full period the route averages 87% on-time against a national 78%. Morning departures also hold up better than evening ones (91% vs 80%), which matters most in the rough months.
- On-time
- 87%
- arrived <15 min late
- Avg delay
- 13 min
- completed flights
- Cancelled
- 0.5%
- Flights/day
- 4.0
- last 12 months
- Duration
- 1h 9m
- scheduled
- Distance
- 155 mi
Best airline from CMH to DTW
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airwaysmost reliable | 91% | 7 min | 0.3% | 1,847 |
| SkyWest Airlines | 81% | 22 min | 0.7% | 1,280 |
Monthly on-time trend
Best time to fly from CMH to DTW
Aim for departures around 8 a.m. (93% on-time); avoid 4 p.m. departures (60%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 85% | 15 min |
| Tuesday | 88% | 10 min |
| Wednesdaybest | 89% | 7 min |
| Thursday | 86% | 14 min |
| Friday | 88% | 13 min |
| Saturday | 89% | 8 min |
| Sunday | 83% | 23 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft7%
- Airline operations72%
- National airspace system10%
- Weather11%
Frequently asked questions
- How often are flights from CMH to DTW delayed?
- 13% of CMH–DTW flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 13 minutes.
- Which airline is most reliable from CMH to DTW?
- Republic Airways has the best on-time record on this route at 91%, based on 1,847 flights. 2 airlines flew CMH–DTW frequently enough to compare in this period.
- What is the best time of day to fly from CMH to DTW?
- Departures around 8 a.m. have the best record (93% on-time), while departures around 4 p.m. have the worst (60%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from CMH to DTW?
- The scheduled CMH–DTW flight time averages 1h 9m over 155 miles. Actual arrival times vary — flights on this route land 15+ minutes late 13% of the time.
- How often are CMH to DTW flights cancelled?
- 0.5% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from CMH to DTW?
- December 2025 was the roughest month in this dataset, with only 64% of arrivals on time. The best was April 2026 at 94%. If your dates are flexible, that 30-point gap is worth planning around.
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Based on 3,145 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.