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

Wilmington, NC (ILM) to Chicago, IL (ORD) flight delay odds

73.1% of 558 official scheduled ILM-to-ORD flights arrived on time; 15.9% arrived at least 30 minutes late and 2.3% 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 SIGNALGenerally reliable
73.1%arrived on time
15.9%30+ min late
2.3%cancelled
558scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.0%all scheduled flights
120+ minutes late4.5%all scheduled flights
Diverted0.5%did not reach as scheduled
Average arrival+8.6 mincompleted flights

Which departure time was most reliable for ILM to ORD?

Among qualifying ILM-to-ORD departure window results, Early morning had the highest on-time rate: 88.8% of 98 flights. Evening was lowest at 37.5% across 64 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning9888.8%3.1%1.0%
Late morning8788.5%5.7%1.1%
Afternoon30971.2%17.5%2.6%
Evening6437.5%42.2%4.7%

Which weekday was most reliable for ILM to ORD?

Among qualifying ILM-to-ORD weekday results, Tuesday had the highest on-time rate: 81.4% of 70 flights. Thursday was lowest at 63.5% across 85 flights.

DayFlightsOn time30+ minCancelled
Monday7975.9%17.7%2.5%
Tuesday7081.4%4.3%2.9%
Wednesday7371.2%17.8%2.7%
Thursday8563.5%12.9%5.9%
Friday8473.8%16.7%0.0%
Saturday8374.7%16.9%2.4%
Sunday8472.6%23.8%0.0%

Which airline was most reliable for ILM to ORD?

Among qualifying ILM-to-ORD airline results, Envoy Air had the highest on-time rate: 79.4% of 339 flights. American Airlines was lowest at 52.5% across 40 flights.

AirlineFlightsOn time30+ minCancelled
Envoy Air33979.4%11.2%1.8%
SkyWest Airlines10466.3%21.2%4.8%
Republic Airways7565.3%18.7%2.7%
American Airlines4052.5%37.5%0.0%

Which month was most reliable for ILM to ORD?

Among qualifying ILM-to-ORD month results, October 2025 had the highest on-time rate: 93.5% of 31 flights. July 2025 was lowest at 46.7% across 105 flights.

MonthFlightsOn time30+ minCancelled
July 202510546.7%34.3%2.9%
August 20257062.9%25.7%5.7%
September 20253190.3%3.2%0.0%
October 20253193.5%3.2%0.0%
February 20263791.9%2.7%0.0%
March 20266678.8%9.1%3.0%
April 20265782.5%7.0%1.8%
May 20266987.0%8.7%0.0%
June 20268672.1%17.4%2.3%

What drove ILM to ORD delay minutes?

Late aircraft was the largest recorded ILM-to-ORD delay category, accounting for 37.5% of 10,957 BTS-attributed delay minutes during July 2025–June 2026.

Airline24.8%
Late aircraft37.5%
National airspace19.0%
Weather18.3%
Security0.3%
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.