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

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

73.2% of 2,047 official scheduled LAS-to-HOU flights arrived on time; 15.0% arrived at least 30 minutes late and 0.4% 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 SIGNALGenerally reliable
73.2%arrived on time
15.0%30+ min late
0.4%cancelled
2,047scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.8%all scheduled flights
120+ minutes late1.5%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+8.6 mincompleted flights

Which departure time was most reliable for LAS to HOU?

Among qualifying LAS-to-HOU departure window results, Early morning had the highest on-time rate: 91.1% of 721 flights. Evening was lowest at 56.6% across 435 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning72191.1%2.6%0.1%
Late morning24178.4%11.2%0.0%
Afternoon56659.7%23.0%0.7%
Evening43556.6%28.3%0.7%
Night8481.0%9.5%0.0%

Which weekday was most reliable for LAS to HOU?

Among qualifying LAS-to-HOU weekday results, Tuesday had the highest on-time rate: 81.0% of 269 flights. Sunday was lowest at 67.5% across 317 flights.

DayFlightsOn time30+ minCancelled
Monday31969.3%16.6%0.3%
Tuesday26981.0%11.2%0.0%
Wednesday26077.3%8.8%0.0%
Thursday31770.0%16.7%0.6%
Friday32370.0%17.6%0.6%
Saturday24281.0%11.2%0.8%
Sunday31767.5%20.2%0.3%

Which airline was most reliable for LAS to HOU?

Only Southwest Airlines met the LAS-to-HOU airline threshold: 73.2% of 2,047 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines2,04773.2%15.0%0.4%

Which month was most reliable for LAS to HOU?

Among qualifying LAS-to-HOU month results, January 2026 had the highest on-time rate: 86.1% of 166 flights. June 2026 was lowest at 64.5% across 155 flights.

MonthFlightsOn time30+ minCancelled
July 202518966.7%17.5%0.5%
August 202516277.8%11.7%0.0%
September 202515583.2%7.1%0.6%
October 202519370.5%17.6%0.0%
November 202518071.7%16.1%1.7%
December 202518573.5%17.8%0.0%
January 202616686.1%9.0%0.0%
February 202616275.3%13.6%0.0%
March 202617466.1%18.4%0.6%
April 202616377.3%11.0%0.0%
May 202616367.5%18.4%0.0%
June 202615564.5%20.0%1.3%

What drove LAS to HOU delay minutes?

Late aircraft was the largest recorded LAS-to-HOU delay category, accounting for 49.0% of 25,203 BTS-attributed delay minutes during July 2025–June 2026.

Airline38.1%
Late aircraft49.0%
National airspace11.3%
Weather1.4%
Security0.2%
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.