Historical on-time performance
Chicago to Springfield
Flights on ORD–SGF arrive on time 73% of the time over the last 12 months.
based on 1,366 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-time74%Medianon timep9050 minCancel1.4%Flights1,084
- SkyWest AirlinesOn-time69%Medianon timep9080 minCancel1.8%Flights282
Why flights run late
Delay causes
- Airline24%
- Weather11%
- Air traffic (NAS)19%
- Late aircraft46%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather70%
- Air traffic (NAS)30%
- 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 ORD → SGF
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 — 79% on time.
- Mornings79% on time · p90 35 min · 1,074 flights
- Middays76% on time · p90 50 min · 1,102 flights
- Afternoons74% on time · p90 55 min · 741 flights
- Evenings69% on time · p90 65 min · 1,235 flights
- Overnights65% on time · p90 70 min · 541 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 77% on time.
- Saturdays77% on time · p90 35 min · 601 flights
- Tuesdays76% on time · p90 40 min · 625 flights
- Wednesdays74% on time · p90 50 min · 667 flights
- Mondays74% on time · p90 65 min · 706 flights
- Thursdays72% on time · p90 45 min · 705 flights
- Fridays72% on time · p90 55 min · 711 flights
- Sundays69% on time · p90 70 min · 678 flights
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