Airport
Joslin Field Magic Valley Regional Airport
TWF · Twin Falls, ID
- IATA Code
- TWF
- ICAO Code
- KTWF
- City
- Twin Falls
- Country
- United States
Joslin Field Magic Valley Regional Airport is a regional airport serving Twin Falls, ID. Its IATA code is TWF and its ICAO code is KTWF.
The airfield sits 4,154 feet above sea level.
Below you'll find official on-time statistics, current weather and delays, nearby aircraft and traveler reviews. Flown through TWF recently? Share your experience to help other travelers.
TWF by the numbers
IATA TWF · ICAO KTWF · 4,154 ft elevation · Map
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Official departure punctuality
Ranks #2 of 358 U.S. airports for on-time departures
- On-time departures
- 95.9%
- Less than 15 minutes late
- Cancelled
- 0.5%
- Of scheduled flights
- Average delay when late
- 133 min
- Flights arriving 15+ minutes late
- Flights tracked
- 859
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 83%
- Extreme weather 15%
- Air traffic control & airport 2%
- Security 0%
- Late-arriving aircraft 0%
Share of delay minutes airlines attributed to each cause (BTS).
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines departing TWF
| Airline | Flights | On-time departures |
|---|---|---|
| SkyWest Airlines | 859 | 96% |
Runways
| Runway | Length | Surface |
|---|---|---|
| 08/26 | 8,704 ft | ASP, lighted |
| 12/30 | 3,224 ft | ASP |
Listen to the tower
Air traffic control frequencies, for scanners and airband radios.
- Tower 118.200 MHz
- Ground 121.700 MHz
Runways and frequencies: OurAirports (public domain). Not for navigation.
Tags: TWF, KTWF, Twin Falls airport, Joslin Field Magic Valley Regional Airport
Reviews
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