Signature Sion, Sion Airport (LSGS)

Signature Sion is the Signature Aviation FBO at Sion Airport in Sion, Valais, Switzerland. It serves business aviation passengers, crew and aircraft arriving at Sion Airport (LSGS / SIR).

The terminal is about five minutes from the centre of Sion and serves the Valais region, including the ski areas in the nearby Alps. The location page lists 24 hour surveillance, onsite customs and immigration, Signature QuickTurn service, secure ramp access, hangar space and Jet A line service. The page lists a ramp of 540,000 square feet and a hangar of 67,200 square feet.

Signature Aviation is a network of FBOs across North America, Europe, Asia, Africa and Latin America. The location page also gives the radio frequency, a map and a form to request a callback. Handling needs, slots and permits differ by airport and by season, so operators should confirm hours, prior permission and services with the FBO before they travel.

Source: the Signature Aviation location page (October 2026). Is this your FBO? Claim this page to keep the details up to date.