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

Bloomington/Normal, IL (BMI) to Chicago, IL (ORD) flight delay odds

79.3% of 879 official scheduled BMI-to-ORD flights arrived on time; 13.2% arrived at least 30 minutes late and 3.0% 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 SIGNALVariable
79.3%arrived on time
13.2%30+ min late
3.0%cancelled
879scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.3%all scheduled flights
120+ minutes late3.9%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+6.3 mincompleted flights

Which departure time was most reliable for BMI to ORD?

Among qualifying BMI-to-ORD departure window results, Early morning had the highest on-time rate: 86.3% of 364 flights. Evening was lowest at 61.6% across 112 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36486.3%8.8%0.8%
Late morning17072.9%18.2%2.9%
Afternoon23381.5%13.7%3.0%
Evening11261.6%18.8%9.8%

Which weekday was most reliable for BMI to ORD?

Among qualifying BMI-to-ORD weekday results, Wednesday had the highest on-time rate: 81.9% of 127 flights. Sunday was lowest at 75.6% across 127 flights.

DayFlightsOn time30+ minCancelled
Monday12779.5%12.6%2.4%
Tuesday12981.4%11.6%2.3%
Wednesday12781.9%12.6%4.7%
Thursday12481.5%13.7%1.6%
Friday12476.6%15.3%2.4%
Saturday12178.5%11.6%4.1%
Sunday12775.6%15.0%3.1%

Which airline was most reliable for BMI to ORD?

Only Envoy Air met the BMI-to-ORD airline threshold: 79.3% of 879 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Envoy Air87979.3%13.2%3.0%

Which month was most reliable for BMI to ORD?

Among qualifying BMI-to-ORD month results, May 2026 had the highest on-time rate: 93.5% of 93 flights. December 2025 was lowest at 62.0% across 79 flights.

MonthFlightsOn time30+ minCancelled
July 20256274.2%22.6%1.6%
August 20256290.3%3.2%3.2%
September 20256085.0%6.7%0.0%
October 20256175.4%13.1%0.0%
November 20258672.1%12.8%12.8%
December 20257962.0%26.6%2.5%
January 20265882.8%12.1%1.7%
February 20267291.7%6.9%0.0%
March 20269372.0%18.3%5.4%
April 20269080.0%14.4%1.1%
May 20269393.5%5.4%0.0%
June 20266374.6%14.3%4.8%

What drove BMI to ORD delay minutes?

Late aircraft was the largest recorded BMI-to-ORD delay category, accounting for 47.1% of 14,370 BTS-attributed delay minutes during July 2025–June 2026.

Airline10.9%
Late aircraft47.1%
National airspace19.1%
Weather23.0%
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.