Historical on-time performance
Chicago to Kalamazoo
Flights on ORD–AZO arrive on time 72% of the time over the last 12 months.
based on 996 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- SkyWest AirlinesOn-time82%Medianon timep9025 minCancel3.0%Flights33
- Envoy AirOn-time71%Medianon timep9050 minCancel4.0%Flights963
Why flights run late
Delay causes
- Airline20%
- Weather13%
- Air traffic (NAS)19%
- Late aircraft48%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather53%
- Air traffic (NAS)48%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 40 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ORD → AZO
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 83% on time.
- Mornings83% on time · p90 20 min · 298 flights
- Afternoons70% on time · p90 45 min · 227 flights
- Overnights65% on time · p90 75 min · 327 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 64% to 79% on time.
- Tuesdays79% on time · p90 35 min · 141 flights · limited
- Saturdays78% on time · p90 50 min · 136 flights · limited
- Fridays74% on time · p90 50 min · 146 flights · limited
- Thursdays71% on time · p90 60 min · 145 flights · limited
- Mondays68% on time · p90 55 min · 146 flights · limited
- Wednesdays67% on time · p90 45 min · 138 flights · limited
- Sundays64% on time · p90 55 min · 149 flights · limited
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