Historical on-time performance
Salt Lake City to Twin Falls
175 miData through Dec 2025Source: US DOT · BTS
Flights on SLC–TWF arrive on time 94% of the time over the last 12 months.
On-time rate94%arrived within 15 min
p90 delayon time1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 716 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time94%Medianon timep90on timeCancel0.0%Flights716
Why flights run late
Delay causes
- Airline71%
- Weather21%
- Air traffic (NAS)8%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SLC → TWF
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Overnights are the most reliable time of day to fly this route — 95% on time.
- Overnights95% on time · p90 on time · 1,060 flights
- Middays89% on time · p90 15 min · 809 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 89% to 94% on time.
- Saturdays94% on time · p90 on time · 261 flights
- Mondays94% on time · p90 5 min · 277 flights
- Tuesdays93% on time · p90 on time · 276 flights
- Sundays93% on time · p90 on time · 273 flights
- Fridays92% on time · p90 on time · 272 flights
- Wednesdays91% on time · p90 5 min · 274 flights
- Thursdays89% on time · p90 15 min · 272 flights
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