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

Columbus, OH (CMH) to Chicago, IL (ORD) flight delay odds

Historically, 72.7% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 4,841 flights.

HISTORICAL ROUTE SIGNALVariable
72.7%arrived on time
17.2%30+ min late
2.5%cancelled
4,841scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late10.0%all scheduled flights
120+ minutes late4.9%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+14.8 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Early morning1,65181.1%10.5%1.3%
Late morning1,08679.9%13.4%1.1%
Afternoon1,23670.2%19.3%3.1%
Evening82150.3%31.9%5.4%
Night4763.8%23.4%8.5%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday72766.2%21.9%2.8%
Tuesday65476.8%13.8%2.1%
Wednesday68475.9%14.9%1.9%
Thursday71373.6%16.8%1.8%
Friday71372.5%17.0%2.4%
Saturday62676.7%15.3%2.2%
Sunday72468.2%19.9%3.9%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
Republic Airways1,51281.7%10.6%2.2%
Envoy Air1,39973.2%17.4%2.1%
United Airlines1,21365.1%21.6%1.8%
SkyWest Airlines53560.7%26.5%5.8%
American Airlines12883.6%9.4%2.3%
PSA Airlines5468.5%22.2%1.9%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 202539863.8%26.1%2.3%
August 202540774.4%13.8%3.4%
September 202541178.1%12.4%0.2%
October 202543872.1%15.5%0.5%
November 202539270.4%19.1%4.1%
December 202534957.6%27.8%1.7%
January 202630369.3%19.8%4.3%
February 202632882.6%10.7%0.3%
March 202644266.3%21.3%5.2%
April 202646475.4%16.6%2.8%
May 202645982.8%9.8%1.3%
June 202645076.2%15.6%3.3%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline26.8%
Late aircraft31.5%
National airspace35.7%
Weather6.0%
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.