Joslin Field Magic Valley Regional Airport (TWF) delays & on-time performance
Twin Falls, Idaho · 1 nonstop destinations · 1 airlines · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at TWF right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
On-time arrivals
95%
arrived < 15 min late
Cancelled
0.5%
4 flights
Avg arrival delay
5 min
107 min when late
Departed on time
96%
avg taxi-out 13 min
Figures cover 831 departures from TWF; on-time is measured at arrival. Arrivals into TWF were on time 93% of the time.
Key facts
- Flights departing Joslin Field Magic Valley Regional Airport (TWF) arrived on time 95% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.5% were cancelled, and 2% arrived an hour or more late.
- Departures scheduled around 6am did best (96% on time); around 3pm did worst (94%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (78%).
Most delayed routes from TWF
Lowest on-time arrival rates among regularly flown routes.
- SLC · Salt Lake City95%831 flts
Most reliable routes from TWF
Highest on-time arrival rates among regularly flown routes.
- SLC · Salt Lake City95%831 flts
Best airline at TWF
Departures from this airport, ranked by on-time arrival.
| Airline | On time | Cancelled | Avg delay | Routes | Flights |
|---|---|---|---|---|---|
| SkyWest Airlines | 95% | 0.5% | 5 min | 1 | 831 |
Best time to fly out of TWF
On-time arrival rate by scheduled departure hour (local time).
- 6am96%365 flts
- 11am95%131 flts
- 3pm94%307 flts
Monthly trend
Why departures were late
- Airline (crew, maintenance, cleaning, fueling)78%
- Extreme weather20%
- Air traffic control & airport congestion2%
- Security0%
- Late-arriving aircraft0%
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.