BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
HOU→LAS

Houston, TX (HOU) to Las Vegas, NV (LAS) flight delay odds

80.3% of 2,045 official scheduled HOU-to-LAS flights arrived on time; 11.7% arrived at least 30 minutes late and 0.3% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
80.3%arrived on time
11.7%30+ min late
0.3%cancelled
2,045scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.1%all scheduled flights
120+ minutes late1.1%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+2.7 mincompleted flights

Which departure time was most reliable for HOU to LAS?

Among qualifying HOU-to-LAS departure window results, Early morning had the highest on-time rate: 94.8% of 655 flights. Night was lowest at 61.6% across 198 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning65594.8%2.9%0.2%
Late morning19685.2%8.2%0.0%
Afternoon43976.3%14.4%0.2%
Evening55771.5%16.3%0.7%
Night19861.6%25.8%0.5%

Which weekday was most reliable for HOU to LAS?

Among qualifying HOU-to-LAS weekday results, Wednesday had the highest on-time rate: 84.3% of 261 flights. Friday was lowest at 75.1% across 321 flights.

DayFlightsOn time30+ minCancelled
Monday31882.4%11.9%0.0%
Tuesday26882.8%9.7%0.4%
Wednesday26184.3%7.7%0.8%
Thursday31979.9%11.0%0.0%
Friday32175.1%16.8%0.6%
Saturday24181.7%12.0%0.4%
Sunday31777.6%12.0%0.3%

Which airline was most reliable for HOU to LAS?

Only Southwest Airlines met the HOU-to-LAS airline threshold: 80.3% of 2,045 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines2,04580.3%11.7%0.3%

Which month was most reliable for HOU to LAS?

Among qualifying HOU-to-LAS month results, January 2026 had the highest on-time rate: 90.3% of 165 flights. May 2026 was lowest at 67.1% across 161 flights.

MonthFlightsOn time30+ minCancelled
July 202518982.0%12.2%0.0%
August 202516287.0%5.6%0.0%
September 202515583.2%8.4%0.0%
October 202519268.8%18.2%0.0%
November 202518382.0%9.8%3.8%
December 202518390.2%7.7%0.0%
January 202616590.3%4.2%0.0%
February 202616284.0%5.6%0.0%
March 202617479.9%13.8%0.0%
April 202616475.0%17.7%0.0%
May 202616167.1%21.7%0.0%
June 202615574.8%15.5%0.0%

What drove HOU to LAS delay minutes?

Late aircraft was the largest recorded HOU-to-LAS delay category, accounting for 46.0% of 19,162 BTS-attributed delay minutes during July 2025–June 2026.

Airline31.6%
Late aircraft46.0%
National airspace18.4%
Weather3.6%
Security0.4%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.