Historical on-time performance
Chicago to Bloomington
116 miData through Dec 2025Source: US DOT · BTS
Flights on ORD–BMI arrive on time 76% of the time over the last 12 months.
On-time rate76%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled3.1%of scheduled flights
based on 616 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Envoy AirOn-time76%Medianon timep9040 minCancel3.1%Flights616
Why flights run late
Delay causes
- Airline17%
- Weather10%
- Air traffic (NAS)20%
- Late aircraft53%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ORD → BMI
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 69% to 85% on time.
- Middays85% on time · p90 25 min · 157 flights · limited
- Afternoons82% on time · p90 20 min · 119 flights · limited
- Evenings75% on time · p90 40 min · 92 flights · limited
- Mornings74% on time · p90 65 min · 70 flights · limited
- Overnights69% on time · p90 50 min · 229 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 84% on time.
- Mondays84% on time · p90 35 min · 97 flights · limited
- Tuesdays80% on time · p90 35 min · 96 flights · limited
- Wednesdays79% on time · p90 50 min · 96 flights · limited
- Saturdays76% on time · p90 35 min · 93 flights · limited
- Fridays74% on time · p90 35 min · 94 flights · limited
- Thursdays71% on time · p90 45 min · 94 flights · limited
- Sundays70% on time · p90 55 min · 97 flights · limited
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