White Sulphur Springs Airport (7S6), Montana
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
White Sulphur Springs (7S6) is an unattended public-use airport in Montana, sitting at 5,065 feet elevation. Customs clearance is not available onsite; the nearest customs airport is Bozeman Yellowstone International (KBZN), roughly 44 nautical miles away.
Runways
White Sulphur Springs Airport has two paved and unpaved runways. The longest, 01/19, is 6,100 ft long and 75 ft wide, with an asphalt surface.
Runways are listed longest first.
Source: FAA Form 5010.
Fuel and airfield services
White Sulphur Springs Airport has 100LL available on the field. The airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
White Sulphur Springs Airport does not clear customs. The nearest port of entry is Bozeman Yellowstone International (KBZN), 44 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
White Sulphur Springs Airport recorded 81 business aviation movements in 2025. Traffic peaks in June. Business aviation traffic at White Sulphur Springs (7S6) is concentrated in the June through October period, according to 2025 FAA TFMSC data.
Business jet movements, FAA TFMSC count. Peak month June, 17 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
White Sulphur Springs Airport averages 4.2 days above 90°F in July and 29.5 freeze days in December. July is the warmest month, with average highs of 81.6°F, and December the coldest, at 32.6°F.
Weather station is 2.9 NM from the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
White Sulphur Springs Airport has published operating constraints in six categories: access, weight restrictions, runway notes, environmental, pavement strength and other notes.
Irrigation towers are located near the approach end of runway 13.
The airport is closed to helicopter operations over 5,000 pounds, except in the designated fire-fighting parking area.
MIRL runway 01/19 lighting and PAPI for runways 01 and 19 are pilot-activated on CTAF.
Runway 13/31 has no cones marking the runway edges; cones are placed only at the runway ends.
See https://weathercams.faa.gov for current runway conditions.
Antelope and birds are frequently on and in the vicinity of the airport.
PCR VALUE: 130/F/D/X/T
A phone is located in the pilots' lounge.
For clearance delivery, contact Salt Lake ARTCC.
Source: FAA Chart Supplement.
Nearby airfields
White Sulphur Springs Airport has five airfields within 47 NM. The closest is Townsend, 25.60 NM west.
Part of the Bozeman and Big Sky area.
Source: Skystar calculation from official coordinates.
Skystar at 7S6
We arrange catering, fuel and trip support here. Supplier prices reach you unchanged; our coordination fee sits on its own line.
The same order, priced two ways.
$600.00 catering order at 7S6.
Unchanged.
What the kitchen invoices us is what your quote reads.
One line, fixed.
The $75 minimum applies below $862.50.
At cost.
Passed on at the exact amount the processor took.
Market practice figures are industry averages, not a specific competitor.
Frequently asked questions
Is fuel available at White Sulphur Springs (7S6)?
White Sulphur Springs (7S6) offers 100LL only, with no Jet A available. The field is unattended, so pilots should plan fuel needs accordingly before arrival.
What runways does 7S6 have?
White Sulphur Springs (7S6) has a 6,100-foot paved asphalt runway, 01/19, along with a 2,999-foot turf runway, 13/31. The turf runway edges are marked only by cones at the runway ends, not along the full length.
Are there any operating restrictions for helicopters at White Sulphur Springs?
White Sulphur Springs (7S6) is closed to helicopter operations over 5,000 pounds, except within a designated fire-fighting parking area. Pilots operating heavier helicopters should plan accordingly before requesting to use this field.