Terminal Procedures

79S — Fort Benton

FORT BENTON, MT · 3 FAA charts · cycle 6 Aug 2026

Elevation 2,868 ft2 runwaysLongest 4,300 ftNon-toweredFuel 100LL avgasVolume NW-1Not for navigation

1 published instrument approach: 1 RNAV (GPS).

All 3 79S charts in one download Every approach, departure, arrival and minimums page for this airport, sorted into folders, as a single ZIP. Taken one at a time on the free tier, 3 charts is roughly 19 sec of downloading — they queue one behind another.
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Instrument approach procedures

ChartAmendment
RNAV (GPS) RWY 23 chart previewRNAV (GPS) RWY 230BPDF

Takeoff and alternate minimums

ChartAmendment
TAKEOFF MINIMUMS chart previewTAKEOFF MINIMUMSPDF
ALTERNATE MINIMUMS chart previewALTERNATE MINIMUMSPDF

Minimums pages cover a whole volume, so the same document is shared by every airport in it.

79S airport information

Control tower
No
Attendance
Unattended
ARTCC
Salt Lake City Center
Flight service
Great Falls
NOTAM facility
GTF (NOTAM-D available)
Magnetic variation
14E
Beacon
White-green (lighted land airport), sunset to sunrise
Wind indicator
Lighted
Segmented circle
Yes
Fuel
100LL avgas
Bottled oxygen
None
Parking
Tie-downs
Customs
Landing rights airport
Activated
April 1940
Airport area
365 acres
Ownership
Publicly owned
Sectional
Great Falls
Last FAA inspection
2023-07-24

From the FAA NASR 28-day subscription, cycle 6 Aug 2026.

79S radio frequencies

ServiceFrequencyCall sign
CTAF122.8

Civil VHF frequencies from the FAA NASR 28-day subscription. Discrete sector and military frequencies are not listed.

Runways

4,300 × 75 ft05231,700 × 75 ft1432N1,000 ft
Runway layout at 79S, drawn to scale from FAA published runway-end coordinates and true alignments. Runways served by an ILS are highlighted.
RunwayLengthWidth SurfaceLighting
05/234,300 ft75 ftAsphalt ExcellentMedium intensity
  05 62°TPAPI (2-box) 3°
  23 242°TPAPI (2-box) 3°
14/321,700 ft75 ftDirt Good

Runway and approach-aid data from the FAA NASR 28-day subscription.

Where 79S is

Latitude, longitude47.8441890, -110.6368610
Elevation2,868 ft
From Fort Benton1 nm NE

Paste the coordinates into a simulator’s world map to drop straight onto the field.

FAA remarks for 79S

  • PAY PHONE AVAILABLE.
  • FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
  • ACTVT PAPI RWY 05 & 23; MIRL RWY 05/23 - CTAF.
  • OR CONTACT ANDY TAYLOR @ 406-622-5682.

Published verbatim from the FAA NASR subscription. Abbreviations are the FAA's own.

Instrument coverage at one runway end

Fort Benton’s instrument coverage is concentrated on one RNAV (GPS) approach to a single runway end. The other three runway ends have no published approach, so the procedure set provides no choice between runway alignments for an instrument arrival. No separate airport diagram is published.

Runway and nearby chart coverage

The 4,300 ft asphalt runway provides 2,600 ft more length than the 1,700 ft dirt runway, making the shorter strip a limited second alignment for aircraft requiring more runway. Among nearby fields, Great Falls International has by far the broadest chart set and Havre City-County has intermediate coverage; Stanford/Biggerstaff Field and Conrad are as thinly covered as Fort Benton. The Great Falls Sectional supplies the broader VFR context absent from this compact instrument set.

Airports near 79S

IDAirportCity DistanceCharts
KGTFGreat Falls IntlGREAT FALLS, MT37 nm SW14
S64Stanford/Biggerstaff FldSTANFORD, MT45 nm S3
KHVRHavre City-CountyHAVRE, MT55 nm NE7
S01ConradCONRAD, MT57 nm W3

VFR charts covering 79S

Common questions about 79S

What charts are available for 79S?

3 current FAA charts for Fort Benton, including 1 instrument approach. All are free to download as PDFs from this page, from the 6 August 2026 cycle.

What are the radio frequencies for 79S?

CTAF 122.8. Full civil VHF list, with sector notes, is in the frequencies table on this page — from the FAA NASR subscription.

How long is the runway at 79S?

Fort Benton has 2 runways. The longest is 05/23 at 4,300 ft by 75 ft, asphalt. Full runway dimensions, lighting and approach aids are listed on this page.

Does 79S have an ILS approach?

No ILS is published. In total 79S has 1 published instrument approach, of which 1 are RNAV (GPS).

Which runway do instrument approaches serve at 79S?

Every published approach serves one runway end. There is no instrument procedure to the reciprocal direction, so an arrival in instrument conditions commits to that single approach direction regardless of the wind.

Is 79S a towered airport?

No — Fort Benton has no control tower. Traffic co-ordinates on a common frequency rather than with a controller, which is listed in the frequencies table on this page.

Are these 79S charts current?

They are from the FAA cycle effective 6 August 2026, which is superseded on 3 September 2026. We publish each new cycle on its effective date. They are for flight simulation and reference only — not for real-world navigation.

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Not for navigation. For flight simulation and reference use only. Procedures are superseded on a 28-day cycle — obtain current official charts from the FAA for real-world flight.

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