Nonstop flights from Sion SIR
You can fly nonstop from Sion (SIR) to 1 destination in 1 country, on 1 airline. The airlines with the most nonstop routes here are Helvetic Airways (1). Outside Switzerland, the most destinations are in Spain (1). The longest is Palma de Mallorca (PMI), 516 miles (830 km).
Filter these routes in RoutesAll 1 nonstop destination from SIR
Pick one for every airline on the route, the 1-stop connections and which points programs can book it.
Europe 路 1
Airlines flying from SIR
- 2LHelvetic Airways1 route
Flights from SIR: common questions
How many nonstop destinations are there from SIR?
1 destination in 1 country have a nonstop flight from Sion (SIR), flown by 1 airline. Pick any of them on this page to see every airline on the route and the 1-stop connections.
Which airlines fly from SIR?
1 airline fly nonstop from SIR. By number of destinations: Helvetic Airways (1).
What is the longest nonstop flight from SIR?
Sion (SIR) to Palma de Mallorca (PMI), on Helvetic Airways, at about 516 miles (830 km) as the crow flies.
More airports in Switzerland
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.