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WanderNerd

Route Reliability

SLN → Houston

SLNIAH · 621 miles · SLN Airport to George Bush Intercontinental Airport

71
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
18 min
Average arrival delay
0.6%
Cancelled
344
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 75% of the time across 344 flights. No comparison to make.

What the data says

Saturday is the weak spot.

SLN–IAH flights arrived on time 80% of the time on Sundays. On Saturdays: 71%.

Trending in the right direction.

SLN–IAH flights arrived on time 85% of the time over the last three months in the data, compared with 75% in the three months before that.

The breakdown

On-time by weekday
  • Mon71%(51 flights)
  • Tue73%(52 flights)
  • Wed79%(42 flights)
  • Thu80%(39 flights)
  • Fri71%(52 flights)
  • Sat71%(51 flights)
  • Sun80%(51 flights)
On-time trend by month
83%
May

Jun 32% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202532%28
July 202545%29
August 202581%31
September 202590%30
October 202587%31
November 202586%29
December 202562%29
January 202676%29
February 202686%28
March 202677%30
April 202695%21
May 202683%23

Based on 344 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.