Airports / Switzerland / SIR
Sion Airport.
Sion, Switzerland · 1,582 ft elevation. 5 charter operators based here.
4.4/5
Google rating
217 ratings
5
Operators based
1,582
Elevation ft
Google rating
Google reviews
Based operators
Field elevation
Nearest alternate
Field standing
5 operators
Charter fleet based on the field
More resident charter operators than 90% of the 651 US fields with a based fleet on the register.
29 nm
To the nearest alternate
Aosta Corrado Gex Airport (AOT), 4 fields within 50 nm.
Overview
Sion Airport (LSGS / SIR) sits in Sion, Switzerland, where it functions as a mid-sized airport. Field elevation is 1,582 feet above sea level. Free of scheduled airline operations, it serves business aviation, charter flights, and local general aviation.
For charter flyers, SIR is a home base: Air Mountain SA, Air-Glaciers, and Eagle United operate from the field, 5 in all. The closest alternate fields are Aosta Corrado Gex Airport (AOT, 29 nm), Payerne Air Base (VIP, 41 nm), and Bern Airport (BRN, 42 nm). The field has 2 runways, the longest 6,562-foot paved runway, long enough for charter aircraft up to VIP airliners.
Trip costs from SIR are driven by the aircraft category flown and how far it must reposition. You may also see the field referenced as LSMS. Browse operators flying from the area or estimate a trip cost from SIR to plan your flight.
Run an FBO at LSGS? Become the preferred FBO
Field capability
ICAO
LSGS
IATA
SIR
FAA / Local
LSGS
Elevation
1,582 ft
Coordinates
46.2192° N · 7.3269° E
Airspace
G · GolfClass G, GolfUncontrolled field, no tower. Pilots self-announce and sequence themselves on the common traffic advisory frequency.Source: FAA NASR class airspace
Size
Medium
Scheduled svc
No
Elevation vs Switzerland fields
state range 915–5,600 ft
At 1,582 ft, SIR sits higher than 69% of the 13 Switzerland fields on the register.
Runways & aircraft access
2 runways
longest 6,562 ft
- 07/256,562 ft × 131 ftAsphaltLighted
- 07G/25G1,837 ft × 98 ftGrass / turfUnlit
Which aircraft can operate here
vs longest paved runway 6,562 ft
SIR's 6,562 ft paved runway typically supports charter aircraft up to VIP airliners.
- Turboprop3,000 ft
- Light Jet3,500 ft
- Midsize Jet4,500 ft
- Super-Midsize Jet5,000 ft
- Heavy Jet5,500 ft
- VIP Airliner6,000 ft
Class minimums are sea-level planning rules of thumb. A specific aircraft's balanced-field length varies with weight, temperature, and field elevation. Confirm performance with the operator.
Based charter operators5
Access & alternates
Closest alternate fields by great-circle distance, every listing links to its own field brief.
- 29nmAOTAosta Corrado Gex AirportSaint-Christophe (AO)
- 41nmVIPPayerne Air BasePayerne
- 42nmBRNBern AirportBern
- 44nmLFLIAnnemasse AirfieldAnnemasse
- 51nmGVAGeneva International AirportGeneva
- 54nmNCYAnnecy Meythet airportAnnecy
Location
Open the full mapLSGS · Sion Airport · Sion, Switzerland
From the ramp
Google Places photography of Sion Airport, tap any frame to view full-screen, then cycle with the arrows or your keyboard.
Flight times from here
Approximate nonstop block times from SIR on a typical midsize charter jet. Faster classes trim these; add positioning and taxi for the real schedule.
| Destination | Distance | Block time |
|---|---|---|
| Boston (BED) | 3,240 nm | 7h 56m |
| New York (TEB) | 3,398 nm | 8h 18m |
| Washington DC (IAD) | 3,591 nm | 8h 45m |
| Chicago (ORD) | 3,852 nm | 9h 21m |
| Nashville (BNA) | 4,038 nm | 9h 47m |
| Palm Beach (PBI) | 4,166 nm | 10h 5m |
| Miami (MIA) | 4,210 nm | 10h 11m |
| Anchorage (ANC) | 4,266 nm | 10h 19m |
Common questions
- What size private jets can use SIR?
- Sion Airport's longest paved runway is 6,562 ft, which typically supports charter aircraft up to VIP airliners. Lighter classes (turboprops, light and midsize jets) operate comfortably; confirm exact performance for a specific tail with the operator, since balanced-field length shifts with weight, temperature, and elevation.
- What is the longest runway at SIR?
- Sion Airport has 2 runways; the longest measures 6,562 ft on a paved surface and is lit for night operations.
- Are there charter operators based at SIR?
- Yes. 5 charter operators list Sion Airport as a home base, including Air Mountain SA, Air-Glaciers, Eagle United. You can also request quotes from operators that reposition aircraft into the field.
- What is the nearest major airport to SIR?
- The closest alternate is Aosta Corrado Gex Airport (AOT), about 29 nm away, followed by Payerne Air Base (VIP) at 41 nm. Operators often position aircraft between these fields depending on ramp space and availability.
- How long is a flight from SIR to major cities?
- Typical block times on a midsize jet: Boston about 7h 56m (3,240 nm), New York about 8h 18m (3,398 nm), Washington DC about 8h 45m (3,591 nm). Faster classes trim these times; add positioning and taxi for the real schedule.