Kalispell City Airport (S27), Montana
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Kalispell City (S27) is a single-runway public airport in northwest Montana, roughly 260 nm from the nearest major metro area. It sees light business aviation traffic and is not staffed with an air traffic control tower.
Runways
Kalispell City Airport has one paved runway, 13/31, 3,600 ft long and 60 ft wide, with an asphalt surface.
Source: FAA Form 5010.
Fuel and airfield services
Kalispell City Airport has Jet A and 100LL available on the field. Fueling is available from 8am to 5pm, daily, and the airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
Kalispell City Airport does not clear customs. The nearest port of entry is Glacier Park International (KGPI), 8 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
Kalispell City Airport recorded 164 business aviation movements in 2025. Traffic peaks in August and September. Business aviation traffic at Kalispell City is concentrated in the August through October period, based on 2025 FAA TFMSC data.
Business jet movements, FAA TFMSC count. Peak month August, 25 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
Kalispell City Airport averages 3.4 days above 90°F in July, 28.8 freeze days in December and 5.2 snow days in December. August is the warmest month, with average highs of 81.3°F, and January the coldest, at 32.4°F.
Weather station is 6.8 NM from the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
Kalispell City Airport has published operating constraints in three categories: access, runway notes and other notes.
Two 80-foot poles are located 1,400 feet from the runway end, 150 feet and 520 feet right of centerline; two more 80-foot poles are located 1,650 feet from the runway end, 15 feet and 385 feet right of centerline. The approach slope is 15:1.
Ultralight aircraft, parachute jump activity, and balloon activity occur on and in the vicinity of the airport.
Runway lights (LIRL) for runway 13/31 are pilot-activated via CTAF.
A 48-foot tree is located 150 feet from the runway end, 120 feet left of centerline.
An unlighted 400-foot tower is located 3 miles east of the airport.
Source: FAA Chart Supplement.
Nearby airfields
Kalispell City Airport has five airfields within 48 NM. The closest is Glacier Park International (KGPI), 8.15 NM north.
Source: Skystar calculation from official coordinates.
Skystar at S27
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 S27.
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
What runway does Kalispell City (S27) have?
Kalispell City airport has a single asphalt runway, 13/31, measuring 3,600 feet long and 60 feet wide. This is also the airport's longest paved surface, so it defines the maximum runway length available at the field.
Is fuel available at S27?
Kalispell City (S27) lists both 100LL and Jet A fuel types. The field is attended Monday through Saturday from 0800 to 1700, all months of the year, which is the schedule during which fuel service would be accessible.
Where do international arrivals clear customs near S27?
Kalispell City itself has no onsite customs facility. The nearest customs clearance point is Glacier Park International (KGPI), located about 8.15 nautical miles away, and pilots should plan clearance there rather than at S27.