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

San Luis Obispo, CA (SBP) to Denver, CO (DEN) flight delay odds

Historically, 80.1% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 724 flights.

HISTORICAL ROUTE SIGNALLower disruption
80.1%arrived on time
13.5%30+ min late
0.4%cancelled
724scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.7%all scheduled flights
120+ minutes late5.9%all scheduled flights
Diverted1.0%did not reach as scheduled
Average arrival+14.6 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Early morning36384.8%10.2%0.8%
Afternoon36175.3%16.9%0.0%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday10378.6%15.5%0.0%
Tuesday10482.7%11.5%1.0%
Wednesday10283.3%12.7%0.0%
Thursday10380.6%12.6%1.9%
Friday10476.0%18.3%0.0%
Saturday10480.8%10.6%0.0%
Sunday10478.8%13.5%0.0%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines40382.4%11.4%0.7%
SkyWest Airlines32177.3%16.2%0.0%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 20256274.2%16.1%0.0%
August 20256272.6%17.7%3.2%
September 20255583.6%7.3%1.8%
October 20256285.5%9.7%0.0%
November 20255978.0%18.6%0.0%
December 20256272.6%21.0%0.0%
January 20266283.9%9.7%0.0%
February 20265687.5%10.7%0.0%
March 20266285.5%9.7%0.0%
April 20266086.7%13.3%0.0%
May 20266277.4%14.5%0.0%
June 20266075.0%13.3%0.0%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline33.5%
Late aircraft42.5%
National airspace16.3%
Weather7.7%
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.