Route
DTW → CIU
Detroit Metropolitan Wayne County Airport Chippewa County International Airport
285 miles
Return route CIU → DTW →
How punctual is this route?
- On-time arrivals
- 72.0%
- Less than 15 minutes late
- Cancelled
- 6.9%
- Of scheduled flights
- Average delay when late
- 118 min
- Flights arriving 15+ minutes late
- Flights tracked
- 363
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 71%
- Extreme weather 24%
- Air traffic control & airport 5%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 80.0% | 30 |
| October 2025 | 87.1% | 31 |
| November 2025 | 75.0% | 28 |
| December 2025 | 75.0% | 31 |
| January 2026 | 53.8% | 31 |
| February 2026 | 45.8% | 28 |
| March 2026 | 65.2% | 31 |
| April 2026 | 73.1% | 30 |
| May 2026 | 73.3% | 31 |
| June 2026 | 86.7% | 30 |
| July 2026 | 63.3% | 31 |
| August 2026 | 76.7% | 31 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| SkyWest Airlines | 363 | 72.0% | 6.9% | 118 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO4278
28% late · 363 flights
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