Hot Springs County Airport (KHSG), Wyoming
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Hot Springs County Airport (KHSG) serves Thermopolis, Wyoming with a single paved runway at 4,892 feet elevation, handling a modest volume of business aviation traffic each year. The field is uncontrolled and operates on a part-time attendance schedule, with fuel available outside those hours through self-serve credit card access. Customs clearance is not available onsite; the nearest customs airport is KCPR, roughly 97 nautical miles away.
Runways
Hot Springs County Airport has one paved runway, 05/23, 6,370 ft long and 75 ft wide, with an asphalt surface.
Source: FAA Form 5010.
Fuel and airfield services
Hot Springs County Airport has Jet A and 100LL available on the field. Fueling is available from 7am to 4pm, daily, and the airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
Hot Springs County Airport does not clear customs. The nearest port of entry is Casper / Natrona County International (KCPR), 97 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
Hot Springs County Airport recorded 254 business aviation movements in 2025. Traffic peaks in December. Business aviation traffic at KHSG is uneven through the year, with December, May, and July posting the highest monthly counts while November sees the fewest operations.
Business jet movements, FAA TFMSC count. Peak month December, 34 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
Hot Springs County Airport averages 21.9 days above 90°F in July, 30.4 freeze days in January and 2.4 snow days in February. July is the warmest month, with average highs of 91.8°F, and January the coldest, at 37.3°F.
Weather station is 9.0 NM from the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
Hot Springs County Airport has published operating constraints in three categories: runway notes, environmental and other notes.
REIL for runway 05 and 23, PAPI for runway 05 and 23, and MIRL for runway 05/23 are pilot-activated via CTAF. PAPI on runway 05 and 23 operates continuously during daylight hours.
Birds and wildlife are present on and in the vicinity of the airport.
Fuel is available via self-serve credit card. Full service is available upon request, and there is no call-out fee for service after hours.
For clearance delivery, contact Salt Lake ARTCC.
Source: FAA Chart Supplement.
Nearby airfields
Hot Springs County Airport has two airfields within 40 NM. The closest is Worland Municipal (KWRL), 24.20 NM northeast.
Source: Skystar calculation from official coordinates.
Skystar at KHSG
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.
$1,200.00 catering order at KHSG.
Unchanged.
What the kitchen invoices us is what your quote reads.
One line, fixed.
It does not move with the size of the order.
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 there a control tower at KHSG?
No, Hot Springs County Airport is an uncontrolled field. Pilots coordinate using CTAF, which also activates the REIL and MIRL lighting systems for runway 05/23. PAPI on both runway ends operates continuously during daylight hours. Given the uncontrolled status, self-announcing procedures apply for all arrivals and departures.
What fuel is available at Hot Springs County Airport?
Hot Springs County Airport stocks both 100LL and Jet A fuel. Fuel is available via self-serve credit card, and full service can be arranged upon request. There is no call-out fee for service requested after the posted attendance hours of 0700-1600 Monday through Friday.
How long is the runway at KHSG?
KHSG has a single paved runway, 05/23, measuring 6,370 feet long and 75 feet wide with an asphalt surface. This matches the airport's maximum paved runway length on record. The runway length supports a range of business aviation aircraft operating into Thermopolis, Wyoming.
Is customs clearance available at Hot Springs County Airport?
Customs is not offered onsite at Hot Springs County Airport. The nearest customs facility is KCPR, located approximately 97 nautical miles away. Operators requiring customs processing near Thermopolis should plan to route through that airport instead. For clearance delivery coordination, contact is directed to Salt Lake ARTCC.