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

Los Angeles, CA (LAX) to Santa Rosa, CA (STS) flight delay odds

84.8% of 704 official scheduled LAX-to-STS flights arrived on time; 8.7% arrived at least 30 minutes late and 2.4% 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
84.8%arrived on time
8.7%30+ min late
2.4%cancelled
704scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.7%all scheduled flights
120+ minutes late1.7%all scheduled flights
Diverted1.1%did not reach as scheduled
Average arrival-1.8 mincompleted flights

Which departure time was most reliable for LAX to STS?

Among qualifying LAX-to-STS departure window results, Evening had the highest on-time rate: 92.4% of 132 flights. Night was lowest at 78.8% across 193 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning16280.9%11.7%1.2%
Late morning18289.6%6.6%0.0%
Evening13292.4%4.5%0.0%
Night19378.8%9.8%7.8%

Which weekday was most reliable for LAX to STS?

Among qualifying LAX-to-STS weekday results, Wednesday had the highest on-time rate: 89.4% of 85 flights. Friday was lowest at 82.5% across 114 flights.

DayFlightsOn time30+ minCancelled
Monday11585.2%7.8%2.6%
Tuesday8284.1%9.8%1.2%
Wednesday8589.4%5.9%1.2%
Thursday11482.5%8.8%1.8%
Friday11482.5%8.8%4.4%
Saturday7987.3%10.1%2.5%
Sunday11584.3%9.6%2.6%

Which airline was most reliable for LAX to STS?

Only SkyWest Airlines met the LAX-to-STS airline threshold: 84.5% of 677 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines67784.5%8.9%2.5%
Alaska Airlines2792.6%3.7%0.0%

Which month was most reliable for LAX to STS?

Among qualifying LAX-to-STS month results, September 2025 had the highest on-time rate: 94.8% of 77 flights. December 2025 was lowest at 46.2% across 39 flights.

MonthFlightsOn time30+ minCancelled
July 20256177.0%14.8%0.0%
August 20256989.9%5.8%0.0%
September 20257794.8%3.9%0.0%
October 20255284.6%11.5%0.0%
November 20255182.4%5.9%7.8%
December 20253946.2%20.5%23.1%
January 20264475.0%4.5%6.8%
February 20264481.8%11.4%2.3%
March 20266388.9%9.5%0.0%
April 20267290.3%6.9%0.0%
May 20265991.5%6.8%0.0%
June 20267391.8%8.2%0.0%

What drove LAX to STS delay minutes?

Airline was the largest recorded LAX-to-STS delay category, accounting for 45.0% of 6,849 BTS-attributed delay minutes during July 2025–June 2026.

Airline45.0%
Late aircraft35.3%
National airspace9.3%
Weather10.5%
Security0.0%
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.