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Route Reliability

Columbus → Houston

CMH–HOU · 1,000 miles · John Glenn Columbus International Airport to William P. Hobby Airport

91
Nerd Approved
WanderNerd Reliability Score
84%
Arrive within 15 minutes
0 min
Average arrival delay
0.3%
Cancelled
354
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 84% of the time across 354 flights. No comparison to make.

What the data says

Morning-you made the right choice.

CMH–HOU flights departing between 6–9 AM arrived on time 95% of the time, versus 69% between 6–9 PM.

Saturdays have been rough.

CMH–HOU flights arrived on time 92% of the time on Tuesdays and just 76% on Saturdays. That gap is worth planning around.

It basically never cancels.

Out of 354 scheduled flights, only 0.3% were cancelled.

Recent months have been rougher.

CMH–HOU flights arrived on time 73% of the time over the last three months in the data, compared with 91% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon81%(52 flights)
  • Tue92%(52 flights)
  • Wed87%(52 flights)
  • Thu88%(51 flights)
  • Fri87%(52 flights)
  • Sat76%(38 flights)
  • Sun77%(56 flights)
On-time by departure window
  • 3–6 AM—(5 flights)
  • 6–9 AM95%(21 flights)
  • 9 AM–12 PM89%(120 flights)
  • 12–3 PM89%(102 flights)
  • 3–6 PM73%(40 flights)
  • 6–9 PM69%(65 flights)
On-time trend by month
77%
May

Jun 80% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%30
July 202594%31
August 202584%31
September 202583%30
October 202587%31
November 202592%26
December 202597%29
January 202689%26
February 202689%27
March 202671%31
April 202670%30
May 202677%31

Same trip, other airports

Keep nerding

Based on 354 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.