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

Twin Falls, ID (TWF) to Salt Lake City, UT (SLC) flight delay odds

94.9% of 808 official scheduled TWF-to-SLC flights arrived on time; 3.1% arrived at least 30 minutes late and 0.5% 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
94.9%arrived on time
3.1%30+ min late
0.5%cancelled
808scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late1.7%all scheduled flights
120+ minutes late1.1%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival-8.0 mincompleted flights

Which departure time was most reliable for TWF to SLC?

Among qualifying TWF-to-SLC departure window results, Early morning had the highest on-time rate: 95.6% of 365 flights. Afternoon was lowest at 94.4% across 342 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36595.6%2.5%0.5%
Late morning10095.0%4.0%0.0%
Afternoon34294.4%3.2%0.6%

Which weekday was most reliable for TWF to SLC?

Among qualifying TWF-to-SLC weekday results, Monday had the highest on-time rate: 96.7% of 121 flights. Thursday was lowest at 91.4% across 116 flights.

DayFlightsOn time30+ minCancelled
Monday12196.7%3.3%0.0%
Tuesday11295.5%1.8%0.9%
Wednesday11895.8%3.4%0.8%
Thursday11691.4%6.9%0.0%
Friday11796.6%2.6%0.0%
Saturday10696.2%1.9%0.0%
Sunday11892.4%1.7%1.7%

Which airline was most reliable for TWF to SLC?

Only SkyWest Airlines met the TWF-to-SLC airline threshold: 94.9% of 808 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines80894.9%3.1%0.5%

Which month was most reliable for TWF to SLC?

Among qualifying TWF-to-SLC month results, September 2025 had the highest on-time rate: 100.0% of 60 flights. January 2026 was lowest at 88.5% across 61 flights.

MonthFlightsOn time30+ minCancelled
July 20256293.5%4.8%0.0%
August 20255698.2%0.0%0.0%
September 202560100.0%0.0%0.0%
October 20256198.4%1.6%0.0%
November 20255794.7%3.5%0.0%
December 20255994.9%5.1%0.0%
January 20266188.5%3.3%4.9%
February 20265691.1%1.8%1.8%
March 20268696.5%1.2%0.0%
April 20268293.9%6.1%0.0%
May 20268595.3%2.4%0.0%
June 20268394.0%6.0%0.0%

What drove TWF to SLC delay minutes?

Airline was the largest recorded TWF-to-SLC delay category, accounting for 77.8% of 4,093 BTS-attributed delay minutes during July 2025–June 2026.

Airline77.8%
Late aircraft0.0%
National airspace1.9%
Weather19.9%
Security0.3%
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.