CIU to ORD flight delays & on-time performance
Nonstop flights from Chippewa County International Airport to Chicago O'Hare International Airport · 341 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at CIU or ORD right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Sault Ste. Marie (CIU) to Chicago (ORD) arrived on time 60% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 4.5% were cancelled, and 14% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Sunday was the most reliable day to fly (68% on time) and Wednesday the least (50%).
- The largest source of delay minutes was late-arriving aircraft (39%).
Which airline is most on time from CIU to ORD?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 60% | 4.5% | 30 min | 14.4% | 111 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
Not enough departures across different hours to compare.
Best day of the week
On-time arrival rate by day of departure.
- Monday56%11.1% cancelled
- Tuesday50%0.0% cancelled
- Wednesday50%7.7% cancelled
- Thursday62%7.1% cancelled
- Friday67%5.0% cancelled
- Saturday56%0.0% cancelled
- Sunday68%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft39%
- Airline (crew, maintenance, cleaning, fueling)36%
- Air traffic control & airport congestion15%
- Extreme weather10%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather60%
- Air traffic control & airport congestion40%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
CIU to ORD: common questions
- How often are CIU to ORD flights on time?
- 60% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Sault Ste. Marie to Chicago cancelled?
- 4.5% of scheduled flights were cancelled (5 of 111).
- How long are typical delays?
- Across all flights the average arrival delay was 30 min (early arrivals count as zero). Flights that were late arrived 69 min behind schedule on average, and 14.4% of flights were an hour or more late.
- How long is taxi time at CIU?
- Flights on this route spent 18 min taxiing from the gate to takeoff on average.
Related routes
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: CIU → ORD, nonstop flights by US airlines that report to the DOT. How we calculate this.