OnTimeRoutes
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SkyWest Airlines ORD to SPI on-time performance

SkyWest Airlines nonstop flights from Chicago to Springfield · Aug 2025 – Jul 2026Regional airline operating flights for United Express, Delta Connection, American Eagle and Alaska.

On-time arrivals
57%
arrived < 15 min late
Cancelled
3.2%
2 flights
Avg arrival delay
45 min
104 min when late
Rank on route
#2 of 2
route average 75% on time

Key facts

  • SkyWest Airlines flights on ORD to SPI arrived on time 57% of the time in Aug 2025 – Jul 2026.
  • 3.2% were cancelled, and 21% arrived an hour or more late.
  • That ranks #2 of 2 airlines on this route, which averaged 75% on time overall.
  • The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (47%).

On-time trend by month

0%50%100%July 2025: 35.3% on time, 15.0% cancelledJul ’25August 2025: 46.4% on time, 6.7% cancelledAug ’25September 2025: 66.7% on time, 0.0% cancelledSep ’25October 2025: 80.0% on time, 0.0% cancelledOct ’25November 2025: 0.0% on time, 0.0% cancelledNov ’25
On-time arrival rate by month. Hover a bar for exact figures.

Why this airline's flights were late

  • Airline (crew, maintenance, cleaning, fueling)47%
  • Late-arriving aircraft31%
  • Extreme weather15%
  • Air traffic control & airport congestion7%
  • Security0%

Other airlines on ORD to SPI

63 SkyWest Airlines flights tracked on this route; 2 cancelled, 0 diverted.

Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.