Historical on-time performance
Springfield to Chicago
Flights on SPI–ORD arrive on time 80% of the time over the last 12 months.
based on 582 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.
- Envoy AirOn-time81%Medianon timep9040 minCancel3.1%Flights552
- SkyWest AirlinesOn-time53%Median10 minp90220 minCancel10.0%Flights30
Why flights run late
Delay causes
- Airline33%
- Weather6%
- Air traffic (NAS)22%
- Late aircraft38%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather55%
- Air traffic (NAS)45%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 20 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 SPI → ORD
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 60% to 91% on time.
- Middays91% on time · p90 10 min · 196 flights · limited
- Mornings86% on time · p90 30 min · 238 flights
- Afternoons75% on time · p90 55 min · 138 flights · limited
- Evenings60% on time · p90 110 min · 215 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 86% on time.
- Wednesdays86% on time · p90 40 min · 109 flights · limited
- Thursdays79% on time · p90 70 min · 118 flights · limited
- Sundays76% on time · p90 70 min · 121 flights · limited
- Tuesdays76% on time · p90 85 min · 107 flights · limited
- Mondays75% on time · p90 50 min · 119 flights · limited
- Fridays74% on time · p90 55 min · 121 flights · limited
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