BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
PIA→ORD

Peoria, IL (PIA) to Chicago, IL (ORD) flight delay odds

66.4% of 2,311 official scheduled PIA-to-ORD flights arrived on time; 20.2% arrived at least 30 minutes late and 4.4% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALHigher disruption
66.4%arrived on time
20.2%30+ min late
4.4%cancelled
2,311scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late12.2%all scheduled flights
120+ minutes late6.1%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+19.4 mincompleted flights

Which departure time was most reliable for PIA to ORD?

Among qualifying PIA-to-ORD departure window results, Early morning had the highest on-time rate: 81.5% of 672 flights. Evening was lowest at 46.7% across 691 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning67281.5%10.1%2.5%
Late morning55174.2%16.0%3.4%
Afternoon39764.0%23.9%4.8%
Evening69146.7%31.3%6.8%

Which weekday was most reliable for PIA to ORD?

Among qualifying PIA-to-ORD weekday results, Saturday had the highest on-time rate: 71.5% of 302 flights. Sunday was lowest at 57.9% across 337 flights.

DayFlightsOn time30+ minCancelled
Monday34065.0%20.9%6.5%
Tuesday34169.2%20.2%3.2%
Wednesday32771.3%17.7%2.1%
Thursday32964.7%21.9%3.3%
Friday33565.7%18.8%4.2%
Saturday30271.5%13.6%7.3%
Sunday33757.9%27.6%4.5%

Which airline was most reliable for PIA to ORD?

Among qualifying PIA-to-ORD airline results, Envoy Air had the highest on-time rate: 74.5% of 1,021 flights. SkyWest Airlines was lowest at 59.9% across 1,290 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines1,29059.9%25.1%4.5%
Envoy Air1,02174.5%14.0%4.3%

Which month was most reliable for PIA to ORD?

Among qualifying PIA-to-ORD month results, September 2025 had the highest on-time rate: 79.9% of 179 flights. December 2025 was lowest at 54.1% across 157 flights.

MonthFlightsOn time30+ minCancelled
July 202521462.1%27.6%2.3%
August 202519868.7%16.7%4.5%
September 202517979.9%14.0%0.6%
October 202520372.4%17.2%0.0%
November 202516861.9%17.9%14.3%
December 202515754.1%26.8%7.0%
January 202617365.3%22.0%2.3%
February 202617273.3%19.8%0.0%
March 202618157.5%23.8%7.2%
April 202629559.0%24.4%7.5%
May 202618569.2%20.0%2.7%
June 202618675.8%10.2%4.3%

What drove PIA to ORD delay minutes?

Late aircraft was the largest recorded PIA-to-ORD delay category, accounting for 32.8% of 60,650 BTS-attributed delay minutes during July 2025–June 2026.

Airline23.1%
Late aircraft32.8%
National airspace30.9%
Weather13.1%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.