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Airport Reliability

SPI · Springfield

Springfield, IL (SPI)

79%
Departures within 15 minutes
16 min
Average departure delay
75%
Arrivals within 15 minutes
3.4%
Departures cancelled

Based on 796 departures and 796 arrivals. Data through May 2026.

What the data says

Morning flights do better here.

Departures from SPI departing between 3–6 AM arrived on time 92% of the time, versus 61% between 6–9 PM.

Monday is the weak spot.

Departures from SPI arrived on time 86% of the time on Wednesdays. On Mondays: 74%.

When SPI gets messy

On-time by departure window
  • 3–6 AM92%(98 flights)
  • 6–9 AM86%(142 flights)
  • 9 AM–12 PM76%(33 flights)
  • 12–3 PM86%(218 flights)
  • 3–6 PM68%(83 flights)
  • 6–9 PM61%(194 flights)
On-time by weekday
  • Mon74%(126 flights)
  • Tue77%(92 flights)
  • Wed86%(119 flights)
  • Thu81%(100 flights)
  • Fri74%(127 flights)
  • Sat78%(100 flights)
  • Sun78%(104 flights)
On-time trend by month
83%
May

Jun 66% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%59
July 202571%52
August 202577%61
September 202584%56
October 202589%70
November 202578%64
December 202570%69
January 202679%68
February 202686%65
March 202677%68
April 202675%65
May 202683%71

Airlines departing SPI

Busiest routes from SPI

Based on 796 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.