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

Salt Lake City, UT (SLC) to Austin, TX (AUS) flight delay odds

81.4% of 1,783 official scheduled SLC-to-AUS flights arrived on time; 11.2% arrived at least 30 minutes late and 0.6% 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
81.4%arrived on time
11.2%30+ min late
0.6%cancelled
1,783scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.8%all scheduled flights
120+ minutes late2.2%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+2.5 mincompleted flights

Which departure time was most reliable for SLC to AUS?

Among qualifying SLC-to-AUS departure window results, Early morning had the highest on-time rate: 92.7% of 151 flights. Evening was lowest at 78.4% across 584 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning15192.7%2.6%1.3%
Late morning51283.8%9.6%0.0%
Afternoon53679.1%14.0%0.6%
Evening58478.4%12.3%1.0%

Which weekday was most reliable for SLC to AUS?

Among qualifying SLC-to-AUS weekday results, Wednesday had the highest on-time rate: 86.6% of 262 flights. Sunday was lowest at 76.0% across 258 flights.

DayFlightsOn time30+ minCancelled
Monday25579.6%12.5%0.4%
Tuesday25081.2%11.2%0.0%
Wednesday26286.6%9.9%0.4%
Thursday27280.9%12.5%0.0%
Friday27882.0%9.4%0.7%
Saturday20883.7%10.1%0.5%
Sunday25876.0%12.8%2.3%

Which airline was most reliable for SLC to AUS?

Among qualifying SLC-to-AUS airline results, SkyWest Airlines had the highest on-time rate: 86.6% of 232 flights. Southwest Airlines was lowest at 77.7% across 470 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines1,08181.9%11.4%0.6%
Southwest Airlines47077.7%13.6%0.6%
SkyWest Airlines23286.6%5.6%0.9%

Which month was most reliable for SLC to AUS?

Among qualifying SLC-to-AUS month results, September 2025 had the highest on-time rate: 88.0% of 133 flights. July 2025 was lowest at 63.9% across 169 flights.

MonthFlightsOn time30+ minCancelled
July 202516963.9%23.1%0.6%
August 202514284.5%11.3%0.0%
September 202513388.0%6.0%0.0%
October 202515379.7%10.5%0.0%
November 202513477.6%18.7%0.0%
December 202514085.7%7.9%0.0%
January 202613984.2%8.6%3.6%
February 202614185.8%9.2%0.7%
March 202617084.7%8.8%0.6%
April 202614985.9%6.7%1.3%
May 202615084.7%6.7%0.7%
June 202616375.5%15.3%0.0%

What drove SLC to AUS delay minutes?

Airline was the largest recorded SLC-to-AUS delay category, accounting for 50.8% of 18,717 BTS-attributed delay minutes during July 2025–June 2026.

Airline50.8%
Late aircraft26.8%
National airspace19.3%
Weather3.0%
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.