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KTWF

TWF

Joslin Field Magic Valley Regional Airport · Twin Falls

Key Facts

Technical summary and operational standards.

ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
4,154 ft / 1,266 m
Transition Altitude
18,000 ft
Primary Channel
TWR 118.20 MHz (TWIN FALLS TWR)
Runway Summary
8/268,703 ftAsphaltLIGHTED
12/303,224 ftAsphaltUNLIT

Mission Briefing & Tools

Direct calculators and pre-filled resources for this airport.

TOD CALC
Plan Descent
CROSSWIND
Check Limits
VDP CALC
Visual Point
CONVERTER
QNH / Fuel
SkyVector FlightAware Live METAR Satellite

Less math, more flying. Did this save your approach? 🛬

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Briefing for Joslin Field Magic Valley Regional Airport (KTWF), United States. This facility features 2 active runways with an elevation of 4,154 ft. Verified ILS frequencies are available for precision approaches.Maintain a Transition Altitude of 18,000 ft for altimeter reset.

Airport Details

Full geographical and organizational metadata.

Full Name
Joslin Field Magic Valley Regional Airport
ICAO / IATA
KTWF / TWF
Municipality
Twin Falls
Country
Region
US-ID
GPS Coordinates
Transition Altitude
18,000 ft
Official Website
Wikipedia

Runways & ILS Approach Data

Detailed dimensions and verified landing frequencies.

Runway 8 / 26
ILSLIGHTED
Length: 8,703 ft / 2,653 m
Surface: Asphalt
Heading: 91° / 271°
RWY 8
No ILS
RWY 26
108.30 MHz
ID: TWF | CRS: 258°
Runway 12 / 30
UNLIT
Length: 3,224 ft / 983 m
Surface: Asphalt
Heading: 136° / 316°
RWY 12
No ILS
RWY 30
No ILS

Communication Frequencies

ATC and advisory channels.

A/D TWIN FALLS APP/DEP
126.70 MHz
ASOS ASOS
135.03 MHz
CTAF CTAF
118.20 MHz
GND TWIN FALLS GND
121.70 MHz
RDO BOISE RDO
122.25 MHz
TWR TWIN FALLS TWR
118.20 MHz
UNIC UNICOM
122.95 MHz

Nearby Airports

Alternatives in the vicinity.

KBYI
Burley Municipal Airport
59 km
KSUN
Friedman Memorial Airport
115 km
KMUO ILS
Mountain Home Air Force Base
129 km
KPIH ILS
Pocatello Regional Airport
162 km
KBOI ILS
Boise Air Terminal/Gowen Field
185 km

Data Source: OurAirports · Technical Briefing Jan 2026
ILS Data Source: AIP / FAA NASR Cycle Verified