ORD to AZO flight delays & on-time performance
Nonstop flights from Chicago O'Hare International Airport to Kalamazoo/Battle Creek International Airport · 122 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ORD or AZO 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 Kalamazoo (AZO) arrived on time 75% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 4.6% were cancelled, and 9% arrived an hour or more late.
- Envoy Air was the most punctual airline here (77% on time); SkyWest Airlines was the least (66%).
- Departures scheduled around 8am did best (88% on time); around 9pm did worst (65%).
- Tuesday was the most reliable day to fly (80% on time) and Sunday the least (69%).
- The largest source of delay minutes was late-arriving aircraft (50%).
Which airline is most on time from ORD to AZO?
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. | 77% | 4.1% | 16 min | 8.2% | 801 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 66% | 6.7% | 32 min | 11.3% | 163 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am88%144 flights
- 9am82%107 flights
- 12pm74%26 flights
- 1pm73%124 flights
- 2pm65%46 flights
- 3pm81%97 flights
- 4pm80%55 flights
- 6pm86%14 flights
- 7pm75%12 flights
- 8pm69%50 flights
- 9pm65%86 flights
- 10pm67%197 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday73%5.7% cancelled
- Tuesday80%2.2% cancelled
- Wednesday73%3.0% cancelled
- Thursday75%5.9% cancelled
- Friday75%5.0% cancelled
- Saturday80%4.4% cancelled
- Sunday69%5.7% 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 aircraft50%
- Extreme weather18%
- Air traffic control & airport congestion18%
- Airline (crew, maintenance, cleaning, fueling)14%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather66%
- Air traffic control & airport congestion34%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
ORD to AZO: common questions
- How often are ORD to AZO flights on time?
- 75% 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 Kalamazoo cancelled?
- 4.6% of scheduled flights were cancelled (44 of 964).
- How long are typical delays?
- Across all flights the average arrival delay was 18 min (early arrivals count as zero). Flights that were late arrived 70 min behind schedule on average, and 8.7% of flights were an hour or more late.
- How long is taxi time at ORD?
- Flights on this route spent 26 min taxiing from the gate to takeoff on average.
Related routes
Return trip: AZO to ORD — 80% on time
More flights from Chicago
More flights to Kalamazoo
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ORD → AZO, nonstop flights by US airlines that report to the DOT. How we calculate this.