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

Salt Lake City, UT (SLC) to San Jose, CA (SJC) flight delay odds

86.6% of 1,810 official scheduled SLC-to-SJC flights arrived on time; 8.0% arrived at least 30 minutes late and 0.4% 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 SIGNALLower disruption
86.6%arrived on time
8.0%30+ min late
0.4%cancelled
1,810scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.3%all scheduled flights
120+ minutes late1.3%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival-1.0 mincompleted flights

Which departure time was most reliable for SLC to SJC?

Among qualifying SLC-to-SJC departure window results, Early morning had the highest on-time rate: 96.0% of 349 flights. Night was lowest at 80.4% across 317 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning34996.0%2.0%0.3%
Late morning37585.9%10.4%0.0%
Afternoon52886.6%8.0%0.4%
Evening24182.6%9.5%0.4%
Night31780.4%10.4%0.9%

Which weekday was most reliable for SLC to SJC?

Among qualifying SLC-to-SJC weekday results, Tuesday had the highest on-time rate: 93.1% of 245 flights. Sunday was lowest at 82.6% across 281 flights.

DayFlightsOn time30+ minCancelled
Monday27885.3%7.9%0.4%
Tuesday24593.1%4.5%0.0%
Wednesday23590.6%7.2%0.0%
Thursday27285.7%8.8%1.1%
Friday27784.5%7.2%0.4%
Saturday22286.0%8.6%0.5%
Sunday28182.6%11.0%0.4%

Which airline was most reliable for SLC to SJC?

Among qualifying SLC-to-SJC airline results, SkyWest Airlines had the highest on-time rate: 92.8% of 694 flights. Southwest Airlines was lowest at 77.2% across 224 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines89284.2%10.0%0.4%
SkyWest Airlines69492.8%3.9%0.1%
Southwest Airlines22477.2%12.5%0.9%

Which month was most reliable for SLC to SJC?

Among qualifying SLC-to-SJC month results, September 2025 had the highest on-time rate: 89.2% of 158 flights. June 2026 was lowest at 83.4% across 163 flights.

MonthFlightsOn time30+ minCancelled
July 202517686.9%10.2%0.0%
August 202516686.7%9.0%0.0%
September 202515889.2%6.3%0.6%
October 202516887.5%7.7%0.0%
November 202515584.5%9.7%1.3%
December 202513786.1%7.3%0.7%
January 202612688.1%6.3%0.8%
February 202612687.3%7.1%0.0%
March 202613884.8%8.0%0.7%
April 202613588.1%8.1%0.7%
May 202616287.0%5.6%0.0%
June 202616383.4%9.2%0.0%

What drove SLC to SJC delay minutes?

Airline was the largest recorded SLC-to-SJC delay category, accounting for 58.5% of 15,317 BTS-attributed delay minutes during July 2025–June 2026.

Airline58.5%
Late aircraft31.8%
National airspace5.5%
Weather4.1%
Security0.2%
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.