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

San Luis Obispo, CA (SBP) to San Francisco, CA (SFO) flight delay odds

61.3% of 1,145 official scheduled SBP-to-SFO flights arrived on time; 26.5% arrived at least 30 minutes late and 1.1% 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 SIGNALVariable
61.3%arrived on time
26.5%30+ min late
1.1%cancelled
1,145scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late12.7%all scheduled flights
120+ minutes late4.6%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+20.8 mincompleted flights

Which departure time was most reliable for SBP to SFO?

Among qualifying SBP-to-SFO departure window results, Late morning had the highest on-time rate: 72.1% of 68 flights. Early morning was lowest at 57.6% across 510 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning51057.6%27.5%0.8%
Late morning6872.1%17.6%0.0%
Afternoon38065.5%24.5%0.0%
Evening18758.8%31.0%4.8%

Which weekday was most reliable for SBP to SFO?

Among qualifying SBP-to-SFO weekday results, Tuesday had the highest on-time rate: 67.3% of 159 flights. Wednesday was lowest at 55.9% across 161 flights.

DayFlightsOn time30+ minCancelled
Monday16562.4%26.1%1.2%
Tuesday15967.3%22.0%1.9%
Wednesday16155.9%27.3%0.6%
Thursday16461.6%28.0%1.2%
Friday16557.6%27.3%1.2%
Saturday15662.2%28.8%0.0%
Sunday17562.3%25.7%1.7%

Which airline was most reliable for SBP to SFO?

Among qualifying SBP-to-SFO airline results, SkyWest Airlines had the highest on-time rate: 61.6% of 965 flights. United Airlines was lowest at 60.0% across 180 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines96561.6%26.5%1.1%
United Airlines18060.0%26.1%1.1%

Which month was most reliable for SBP to SFO?

Among qualifying SBP-to-SFO month results, January 2026 had the highest on-time rate: 79.6% of 98 flights. June 2026 was lowest at 34.4% across 90 flights.

MonthFlightsOn time30+ minCancelled
July 20259266.3%27.2%0.0%
August 20259375.3%18.3%0.0%
September 20258563.5%18.8%0.0%
October 202512059.2%27.5%0.0%
November 202511561.7%25.2%5.2%
December 20258869.3%19.3%2.3%
January 20269879.6%18.4%1.0%
February 20268461.9%25.0%1.2%
March 20269376.3%15.1%1.1%
April 20269042.2%43.3%0.0%
May 20269745.4%32.0%1.0%
June 20269034.4%47.8%1.1%

What drove SBP to SFO delay minutes?

National airspace was the largest recorded SBP-to-SFO delay category, accounting for 47.1% of 30,189 BTS-attributed delay minutes during July 2025–June 2026.

Airline35.3%
Late aircraft10.6%
National airspace47.1%
Weather7.1%
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.