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Route Reliability

Houston → Memphis

HOU–MEM · 484 miles · William P. Hobby Airport to Memphis International Airport

78
Usually Fine
WanderNerd Reliability Score
74%
Arrive within 15 minutes
9 min
Average arrival delay
1.1%
Cancelled
811
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 74% of the time across 811 flights. No comparison to make.

What the data says

Morning flights do better here.

HOU–MEM flights departing between 9 AM–12 PM arrived on time 84% of the time, versus 67% between 3–6 PM.

Wednesday comes out ahead.

A small edge: 78% on time on Wednesdays against 71% on Thursdays.

Recent months have been rougher.

HOU–MEM flights arrived on time 71% of the time over the last three months in the data, compared with 83% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon73%(136 flights)
  • Tue78%(111 flights)
  • Wed78%(112 flights)
  • Thu71%(138 flights)
  • Fri74%(134 flights)
  • Sat73%(55 flights)
  • Sun72%(116 flights)
On-time by departure window
  • 9 AM–12 PM84%(287 flights)
  • 12–3 PM68%(113 flights)
  • 3–6 PM67%(75 flights)
  • 6–9 PM69%(321 flights)
  • 9 PM–12 AM—(6 flights)
On-time trend by month
76%
May

Jun 57% → May 76% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202557%69
July 202568%69
August 202572%67
September 202590%69
October 202576%79
November 202572%54
December 202582%60
January 202685%54
February 202681%52
March 202664%81
April 202672%74
May 202676%74

Same trip, other airports

Keep nerding

Based on 811 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.