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

Salt Lake City, UT (SLC) to Sacramento, CA (SMF) flight delay odds

Historically, 85.1% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 2,158 flights.

HISTORICAL ROUTE SIGNALLower disruption
85.1%arrived on time
9.4%30+ min late
0.7%cancelled
2,158scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.1%all scheduled flights
120+ minutes late1.6%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival-0.7 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 morning49593.9%4.0%0.6%
Late morning42785.2%8.7%0.5%
Afternoon43982.2%10.9%1.4%
Evening39975.2%17.3%0.3%
Night39886.9%7.0%0.8%

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
Monday32985.1%8.2%0.6%
Tuesday31088.1%9.4%0.6%
Wednesday29984.9%10.0%0.3%
Thursday32484.0%9.9%0.6%
Friday33083.9%10.3%0.0%
Saturday24783.4%10.5%1.2%
Sunday31985.9%7.5%1.6%

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
Delta Air Lines1,50986.5%8.2%0.9%
Southwest Airlines57681.4%11.8%0.3%
SkyWest Airlines7384.9%13.7%0.0%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202520484.8%9.8%0.0%
August 202518982.5%11.1%0.0%
September 202518090.6%6.7%0.0%
October 202519180.1%14.7%0.0%
November 202518287.4%7.7%2.2%
December 202516681.3%11.4%0.0%
January 202615685.9%6.4%1.3%
February 202614987.2%8.7%0.7%
March 202616982.2%10.7%2.4%
April 202617386.7%8.7%1.2%
May 202620090.5%5.0%0.5%
June 202619981.9%11.1%0.5%

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.

Airline52.3%
Late aircraft40.9%
National airspace4.8%
Weather2.0%
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.