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Route Reliability

Houston → San Juan

HOU–SJU · 1,997 miles · William P. Hobby Airport to Luis Muñoz Marín International Airport

69
Usually Fine
WanderNerd Reliability Score
67%
Arrive within 15 minutes
13 min
Average arrival delay
1.1%
Cancelled
91
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 67% of the time across 91 flights. No comparison to make.

What the data says

The 3–6 PM departure wins.

HOU–SJU flights departing between 3–6 PM arrived on time 76% of the time, versus 62% between 9 AM–12 PM.

Flights on this route

The breakdown

On-time by weekday
  • Mon—(9 flights)
  • Tue—(8 flights)
  • Wed—(8 flights)
  • Thu—(9 flights)
  • Fri—(9 flights)
  • Sat63%(38 flights)
  • Sun—(9 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM62%(55 flights)
  • 12–3 PM—(9 flights)
  • 3–6 PM76%(25 flights)

Same trip, other airports

Keep nerding

Based on 91 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.