Chicago (ORD) to Sault Ste. Marie (CIU): On-Time Performance
Data through July 2026
Chicago (ORD) to Sault Ste. Marie (CIU) is a thinner route than most in this dataset — 111 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 70% arrived on time, noticeably below the national average of 78%.
- On-time
- 70%
- arrived <15 min late
- Avg delay
- 20 min
- completed flights
- Cancelled
- 1.6%
- Flights/day
- 0.30
- last 12 months
- Duration
- 1h 30m
- scheduled
- Distance
- 341 mi
Monthly on-time trend
Best time to fly from ORD to CIU
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 70% | 26 min |
| Tuesday | 58% | 20 min |
| Wednesday | 67% | 18 min |
| Thursday | 76% | 9 min |
| Friday | 71% | 24 min |
| Saturdaybest | 80% | 25 min |
| Sunday | 67% | 14 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft38%
- Airline operations32%
- National airspace system22%
- Weather8%
Frequently asked questions
- How often are flights from ORD to CIU delayed?
- 30% of ORD–CIU 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 20 minutes.
- How long is the flight from ORD to CIU?
- The scheduled ORD–CIU flight time averages 1h 30m over 341 miles. Actual arrival times vary — flights on this route land 15+ minutes late 30% of the time.
- How often are ORD to CIU flights cancelled?
- 1.6% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
Explore related pages
More routes from ORD
Other ways to fly to Sault Ste. Marie (CIU)
Related guides
Based on 189 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.