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Route Reliability

Houston → San Jose

IAH–SJC · 1,608 miles · George Bush Intercontinental Airport to San José Mineta International Airport

92
Nerd Approved
WanderNerd Reliability Score
86%
Arrive within 15 minutes
1 min
Average arrival delay
0.5%
Cancelled
215
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 86% of the time across 215 flights. No comparison to make.

What the data says

Mondays have been rough.

IAH–SJC flights arrived on time 94% of the time on Sundays and just 76% on Mondays. That gap is worth planning around.

Flights on this route

The breakdown

On-time by weekday
  • Mon76%(33 flights)
  • Tue80%(30 flights)
  • Wed90%(30 flights)
  • Thu90%(31 flights)
  • Fri88%(32 flights)
  • Sat89%(26 flights)
  • Sun94%(32 flights)
On-time by departure window
  • 6–9 AM—(2 flights)
  • 9 AM–12 PM86%(210 flights)
  • 3–6 PM—(1 flights)
  • 6–9 PM—(1 flights)
On-time trend by month
77%
May

Jun 86% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202586%29
July 202583%30
August 202581%31
September 202597%29
October 202596%27
November 202590%30
May 202677%31

Same trip, other airports

Keep nerding

Based on 215 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.