Historical on-time performance
Chicago to Valparaiso
796 miData through Dec 2025Source: US DOT · BTS
Flights on ORD–VPS arrive on time 67% of the time over the last 12 months.
On-time rate67%arrived within 15 min
p90 delay60 min1 in 10 flights is worse (tail risk)
Cancelled2.4%of scheduled flights
based on 166 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Envoy AirOn-time69%Medianon timep9045 minCancel1.6%Flights61
- American AirlinesOn-time67%Medianon timep9075 minCancel2.9%Flights105
Why flights run late
Delay causes
- Airline16%
- Weather5%
- Air traffic (NAS)24%
- Late aircraft54%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
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