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

San Diego, CA (SAN) to Las Vegas, NV (LAS) flight delay odds

74.6% of 5,868 official scheduled SAN-to-LAS flights arrived on time; 15.6% arrived at least 30 minutes late and 1.3% 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 SIGNALGenerally reliable
74.6%arrived on time
15.6%30+ min late
1.3%cancelled
5,868scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.7%all scheduled flights
120+ minutes late2.2%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+7.5 mincompleted flights

Which departure time was most reliable for SAN to LAS?

Among qualifying SAN-to-LAS departure window results, Early morning had the highest on-time rate: 91.7% of 1,234 flights. Afternoon was lowest at 66.0% across 1,793 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning1,23491.7%5.2%0.6%
Late morning97283.5%9.8%0.3%
Afternoon1,79366.0%20.5%1.3%
Evening1,48166.4%21.3%1.6%
Night38868.3%18.6%5.2%

Which weekday was most reliable for SAN to LAS?

Among qualifying SAN-to-LAS weekday results, Wednesday had the highest on-time rate: 83.7% of 744 flights. Friday was lowest at 64.0% across 927 flights.

DayFlightsOn time30+ minCancelled
Monday92774.8%13.7%1.4%
Tuesday77783.3%10.0%0.8%
Wednesday74483.7%9.1%1.2%
Thursday92566.9%20.9%1.3%
Friday92764.0%23.8%1.7%
Saturday64883.0%10.5%0.8%
Sunday92072.0%17.4%1.8%

Which airline was most reliable for SAN to LAS?

Among qualifying SAN-to-LAS airline results, Spirit Airlines had the highest on-time rate: 82.6% of 258 flights. Frontier Airlines was lowest at 65.0% across 389 flights.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines3,73073.7%15.4%1.2%
SkyWest Airlines1,49177.8%14.4%1.3%
Frontier Airlines38965.0%25.4%2.1%
Spirit Airlines25882.6%10.5%1.9%

Which month was most reliable for SAN to LAS?

Among qualifying SAN-to-LAS month results, February 2026 had the highest on-time rate: 82.7% of 393 flights. June 2026 was lowest at 65.9% across 384 flights.

MonthFlightsOn time30+ minCancelled
July 202564672.9%16.9%1.4%
August 202565676.4%14.3%0.6%
September 202561077.5%14.8%1.6%
October 202554172.6%16.3%1.3%
November 202549569.7%18.8%4.4%
December 202547572.8%16.8%0.8%
January 202640781.8%9.6%1.5%
February 202639382.7%12.0%0.0%
March 202645979.5%13.1%0.7%
April 202639974.9%14.8%0.0%
May 202640367.2%20.1%1.0%
June 202638465.9%19.5%2.3%

What drove SAN to LAS delay minutes?

Late aircraft was the largest recorded SAN-to-LAS delay category, accounting for 51.4% of 85,528 BTS-attributed delay minutes during July 2025–June 2026.

Airline23.0%
Late aircraft51.4%
National airspace21.7%
Weather3.8%
Security0.1%
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.