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

Las Vegas, NV (LAS) to Salt Lake City, UT (SLC) flight delay odds

82.2% of 3,741 official scheduled LAS-to-SLC flights arrived on time; 10.7% arrived at least 30 minutes late and 0.7% 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
82.2%arrived on time
10.7%30+ min late
0.7%cancelled
3,741scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.2%all scheduled flights
120+ minutes late1.8%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+1.5 mincompleted flights

Which departure time was most reliable for LAS to SLC?

Among qualifying LAS-to-SLC departure window results, Early morning had the highest on-time rate: 93.3% of 927 flights. Night was lowest at 63.0% across 184 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning92793.3%2.8%0.2%
Late morning59589.6%5.0%0.8%
Afternoon1,04979.4%12.7%0.9%
Evening98673.9%15.9%0.9%
Night18463.0%29.9%0.5%

Which weekday was most reliable for LAS to SLC?

Among qualifying LAS-to-SLC weekday results, Saturday had the highest on-time rate: 88.1% of 452 flights. Sunday was lowest at 76.9% across 566 flights.

DayFlightsOn time30+ minCancelled
Monday57681.2%11.1%0.9%
Tuesday50886.2%8.5%0.6%
Wednesday49686.9%8.5%0.2%
Thursday57179.5%11.7%0.5%
Friday57279.0%14.0%0.9%
Saturday45288.1%7.1%0.4%
Sunday56676.9%12.9%1.2%

Which airline was most reliable for LAS to SLC?

Among qualifying LAS-to-SLC airline results, Frontier Airlines had the highest on-time rate: 88.1% of 514 flights. Spirit Airlines was lowest at 74.2% across 66 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines1,71385.9%8.6%0.6%
Southwest Airlines1,44376.2%14.3%0.5%
Frontier Airlines51488.1%6.8%1.4%
Spirit Airlines6674.2%16.7%3.0%
SkyWest Airlines580.0%20.0%0.0%

Which month was most reliable for LAS to SLC?

Among qualifying LAS-to-SLC month results, February 2026 had the highest on-time rate: 88.1% of 295 flights. May 2026 was lowest at 76.8% across 315 flights.

MonthFlightsOn time30+ minCancelled
July 202529976.9%15.7%0.3%
August 202529486.1%8.5%0.7%
September 202531478.7%13.4%0.3%
October 202532084.1%10.3%0.3%
November 202529882.9%9.4%3.0%
December 202531485.7%6.4%1.3%
January 202631885.5%7.5%0.6%
February 202629588.1%7.5%0.3%
March 202634383.4%10.2%1.2%
April 202633881.4%10.4%0.0%
May 202631576.8%12.1%0.3%
June 202629377.1%17.7%0.0%

What drove LAS to SLC delay minutes?

Late aircraft was the largest recorded LAS-to-SLC delay category, accounting for 60.1% of 38,897 BTS-attributed delay minutes during July 2025–June 2026.

Airline29.6%
Late aircraft60.1%
National airspace10.0%
Weather0.3%
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.