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Route Reliability

Houston → SLN

IAH–SLN · 621 miles · George Bush Intercontinental Airport to SLN Airport

61
A Little Dicey
WanderNerd Reliability Score
74%
Arrive within 15 minutes
28 min
Average arrival delay
1.5%
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 74% of the time across 344 flights. No comparison to make.

What the data says

Thursdays have been rough.

IAH–SLN flights arrived on time 84% of the time on Saturdays and just 65% on Thursdays. That gap is worth planning around.

Recent months have been rougher.

IAH–SLN flights arrived on time 71% of the time over the last three months in the data, compared with 85% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon71%(51 flights)
  • Tue76%(42 flights)
  • Wed78%(40 flights)
  • Thu65%(49 flights)
  • Fri71%(51 flights)
  • Sat84%(51 flights)
  • Sun72%(50 flights)
On-time trend by month
68%
May

Jun 38% → May 68% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202538%29
July 202546%28
August 202565%31
September 202597%30
October 202590%31
November 202579%29
December 202589%27
January 202683%29
February 202682%28
March 202672%29
April 202671%21
May 202668%22

Keep nerding

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.