ORD to COU flight delays & on-time performance
Nonstop flights from Chicago O'Hare International Airport to Columbia Regional Airport · 315 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ORD or COU right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Chicago (ORD) to Columbia (COU) arrived on time 71% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 3.7% were cancelled, and 12% arrived an hour or more late.
- Envoy Air was the most punctual airline here (75% on time); SkyWest Airlines was the least (66%).
- Departures scheduled around 11am did best (90% on time); around 5pm did worst (63%).
- Thursday was the most reliable day to fly (75% on time) and Friday the least (68%).
- The largest source of delay minutes was late-arriving aircraft (47%).
Which airline is most on time from ORD to COU?
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 |
|---|---|---|---|---|---|
| Envoy AirRegional airline operating American Eagle flights. | 75% | 2.8% | 17 min | 9.4% | 1,135 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 66% | 5.0% | 34 min | 15.2% | 841 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am86%218 flights
- 9am70%245 flights
- 11am90%63 flights
- 12pm71%140 flights
- 1pm71%268 flights
- 2pm79%44 flights
- 3pm70%60 flights
- 4pm78%137 flights
- 5pm63%123 flights
- 6pm66%74 flights
- 7pm63%372 flights
- 8pm65%141 flights
- 10pm74%77 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday69%5.4% cancelled
- Tuesday74%1.8% cancelled
- Wednesday71%2.2% cancelled
- Thursday75%2.8% cancelled
- Friday68%4.8% cancelled
- Saturday74%5.0% cancelled
- Sunday69%4.1% 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 aircraft47%
- Airline (crew, maintenance, cleaning, fueling)26%
- Air traffic control & airport congestion18%
- Extreme weather8%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather69%
- Air traffic control & airport congestion31%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
ORD to COU: common questions
- How often are ORD to COU flights on time?
- 71% 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 Chicago to Columbia cancelled?
- 3.7% of scheduled flights were cancelled (74 of 1,976).
- How long are typical delays?
- Across all flights the average arrival delay was 24 min (early arrivals count as zero). Flights that were late arrived 82 min behind schedule on average, and 11.8% of flights were an hour or more late.
- How long is taxi time at ORD?
- Flights on this route spent 29 min taxiing from the gate to takeoff on average.
Related routes
Return trip: COU to ORD — 74% on time
More flights from Chicago
More flights to Columbia
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ORD → COU, nonstop flights by US airlines that report to the DOT. How we calculate this.