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Airport Reliability

TWF · Twin Falls

Twin Falls, ID (TWF)

96%
Departures within 15 minutes
2 min early
Average departure delay
94%
Arrivals within 15 minutes
0.5%
Departures cancelled

Based on 785 departures and 785 arrivals. Data through May 2026.

What the data says

12–3 PM has a slight edge.

Departures between 12–3 PM arrived on time 100% of the time, against 95% between 3–6 PM.

Tuesday has been the better bet.

A small edge: 98% on time on Tuesdays against 93% on Thursdays.

When TWF gets messy

On-time by departure window
  • 6–9 AM97%(363 flights)
  • 9 AM–12 PM96%(70 flights)
  • 12–3 PM100%(27 flights)
  • 3–6 PM95%(320 flights)
On-time by weekday
  • Mon97%(116 flights)
  • Tue98%(107 flights)
  • Wed97%(113 flights)
  • Thu93%(112 flights)
  • Fri97%(113 flights)
  • Sat96%(105 flights)
  • Sun95%(114 flights)
On-time trend by month
95%
May

Jun 97% → May 95% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202597%60
July 202595%61
August 202598%56
September 2025100%60
October 202598%61
November 202595%57
December 202595%59
January 202693%58
February 202696%55
March 202697%86
April 202694%82
May 202695%85

Airlines departing TWF

Busiest routes from TWF

Based on 785 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.