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WanderNerd

Flight Reliability

WN 5100 · Southwest Airlines

Los Angeles → Houston (LAXHOU)84% of its flights flew this route. The rest (IND–MIA, BWI–CMH) are included in these numbers.

80
Pretty Reliable
WanderNerd Reliability Score
78%
Arrive within 15 minutes
5 min
Average arrival delay
0%
Cancelled
0 min
Median arrival delay

Based on 73 historical flights. Data through May 2026.

What the data says

Monday comes out ahead.

A small edge: 83% on time on Mondays against 80% on Sundays.

The breakdown

On-time by weekday
  • Mon83%(12 flights)
  • Tue82%(11 flights)
  • Wed(9 flights)
  • Thu(9 flights)
  • Fri82%(11 flights)
  • Sat80%(10 flights)
  • Sun80%(10 flights)
On-time by departure window
  • 6–9 AM(1 flights)
  • 9 AM–12 PM(7 flights)
  • 12–3 PM(1 flights)
  • 3–6 PM(1 flights)
  • 6–9 PM(1 flights)
  • 9 PM–12 AM77%(61 flights)
Departures on time
73%
Diverted
1.4%
Flights flown
72
Months covered
7

Based on 73 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.