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

Columbus, OH (CMH) to Houston, TX (HOU) flight delay odds

81.6% of 354 official scheduled CMH-to-HOU flights arrived on time; 12.4% arrived at least 30 minutes late and 0.3% 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 SIGNALLower disruption
81.6%arrived on time
12.4%30+ min late
0.3%cancelled
354scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.5%all scheduled flights
120+ minutes late1.7%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+0.9 mincompleted flights

Which departure time was most reliable for CMH to HOU?

Among qualifying CMH-to-HOU departure window results, Late morning had the highest on-time rate: 92.9% of 98 flights. Evening was lowest at 69.2% across 104 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning9892.9%6.1%0.0%
Afternoon12580.8%13.6%0.8%
Evening10469.2%19.2%0.0%

Which weekday was most reliable for CMH to HOU?

Among qualifying CMH-to-HOU weekday results, Tuesday had the highest on-time rate: 92.5% of 53 flights. Sunday was lowest at 71.4% across 56 flights.

DayFlightsOn time30+ minCancelled
Monday5276.9%19.2%0.0%
Tuesday5392.5%5.7%0.0%
Wednesday5284.6%11.5%0.0%
Thursday5190.2%3.9%0.0%
Friday5280.8%13.5%0.0%
Saturday3873.7%15.8%0.0%
Sunday5671.4%17.9%1.8%

Which airline was most reliable for CMH to HOU?

Only Southwest Airlines met the CMH-to-HOU airline threshold: 81.6% of 354 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines35481.6%12.4%0.3%

Which month was most reliable for CMH to HOU?

Among qualifying CMH-to-HOU month results, December 2025 had the highest on-time rate: 96.6% of 29 flights. June 2026 was lowest at 63.3% across 30 flights.

MonthFlightsOn time30+ minCancelled
July 20253193.5%3.2%0.0%
August 20253183.9%9.7%0.0%
September 20253083.3%13.3%0.0%
October 20253187.1%9.7%0.0%
November 20252692.3%7.7%0.0%
December 20252996.6%3.4%0.0%
January 20262785.2%7.4%3.7%
February 20262788.9%11.1%0.0%
March 20263171.0%25.8%0.0%
April 20263070.0%20.0%0.0%
May 20263167.7%9.7%0.0%
June 20263063.3%26.7%0.0%

What drove CMH to HOU delay minutes?

Late aircraft was the largest recorded CMH-to-HOU delay category, accounting for 66.2% of 3,919 BTS-attributed delay minutes during July 2025–June 2026.

Airline12.8%
Late aircraft66.2%
National airspace12.5%
Weather6.8%
Security1.6%
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.