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

Los Angeles, CA (LAX) to Salt Lake City, UT (SLC) flight delay odds

87.2% of 4,144 official scheduled LAX-to-SLC flights arrived on time; 8.2% 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
87.2%arrived on time
8.2%30+ min late
0.4%cancelled
4,144scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.5%all scheduled flights
120+ minutes late1.9%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival-0.7 mincompleted flights

Which departure time was most reliable for LAX to SLC?

Among qualifying LAX-to-SLC departure window results, Early morning had the highest on-time rate: 92.3% of 953 flights. Evening was lowest at 82.8% across 1,112 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning95392.3%4.5%0.5%
Late morning1,18188.1%7.9%0.3%
Afternoon89885.9%8.9%0.2%
Evening1,11282.8%11.1%0.6%

Which weekday was most reliable for LAX to SLC?

Among qualifying LAX-to-SLC weekday results, Tuesday had the highest on-time rate: 90.8% of 556 flights. Sunday was lowest at 83.8% across 624 flights.

DayFlightsOn time30+ minCancelled
Monday62286.7%7.6%1.0%
Tuesday55690.8%6.5%0.4%
Wednesday55488.1%6.5%0.2%
Thursday61087.5%6.9%0.3%
Friday61886.6%9.9%0.2%
Saturday56087.3%7.9%0.0%
Sunday62483.8%11.7%0.8%

Which airline was most reliable for LAX to SLC?

Among qualifying LAX-to-SLC airline results, SkyWest Airlines had the highest on-time rate: 89.4% of 691 flights. Southwest Airlines was lowest at 81.3% across 374 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines2,45187.9%7.8%0.4%
SkyWest Airlines69189.4%6.9%0.0%
Frontier Airlines45684.4%9.6%0.9%
Southwest Airlines37481.3%10.7%0.5%
United Airlines14988.6%10.1%0.0%
Spirit Airlines2387.0%4.3%4.3%

Which month was most reliable for LAX to SLC?

Among qualifying LAX-to-SLC month results, October 2025 had the highest on-time rate: 91.7% of 349 flights. January 2026 was lowest at 83.5% across 394 flights.

MonthFlightsOn time30+ minCancelled
July 202529185.6%9.6%0.0%
August 202530285.8%10.3%0.3%
September 202533890.5%6.8%0.3%
October 202534991.7%4.9%0.0%
November 202532191.0%5.3%0.3%
December 202535684.8%9.3%2.0%
January 202639483.5%11.4%0.5%
February 202637489.6%7.0%0.3%
March 202642384.2%8.7%0.9%
April 202634285.4%10.2%0.0%
May 202632890.2%5.5%0.0%
June 202632685.0%8.9%0.0%

What drove LAX to SLC delay minutes?

Airline was the largest recorded LAX-to-SLC delay category, accounting for 58.3% of 37,810 BTS-attributed delay minutes during July 2025–June 2026.

Airline58.3%
Late aircraft35.5%
National airspace5.0%
Weather1.1%
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.