Train from Sion to Mendrisio

🇨🇭 Sion → 🇨🇭 Mendrisio

Straight-line Distance

131 km

ESE (107.1°)

Rail Distance

~170 km

Estimated by rail

Travel Time

~46m

High_Speed

CO2 Saved vs Flight

91.3%

30.3 kg less CO2

Environmental Comparison

Train

High_Speed

CO2 Emissions 2.9 kg

Flight

Economy class

CO2 Emissions 33.2 kg

Taking the train saves 30.3 kg CO2 (91.3% less emissions)

Route Information

Requires Transfer

Stations on This Route

🇨🇭

Origin

Sion
🇨🇭

Destination

Mendrisio

Journey Tips

SBB trains connect Sion with Mendrisio in southern Ticino via Bellinzona. Mendrisio is a pleasant Swiss-Italian border town known for its Holy Week processions and proximity to the Lombardy lake district. Swiss Travel Pass covers the full journey within Switzerland.

Scenic Highlight

The Ticino canton south of Bellinzona, where the landscape becomes distinctly Mediterranean with olive trees, palms, and vineyards beneath dramatic rocky peaks, gives the journey a south-of-the-Alps character unique in Switzerland.

Booking Tip

Buy tickets via sbb.ch; Swiss Travel Pass is fully valid on this domestic route, and onward connections to Italy from Mendrisio are straightforward via Trenitalia regional services.

Continue Your Journey

Continue from Mendrisio

🇨🇭 Andermatt 90 km 🇨🇭 Disentis/Muster 94 km 🇮🇹 Como San Giovanni 10 km 🇨🇭 Morges 204 km 🇨🇭 Rotkreuz 148 km

Also from Sion

🇨🇭 Sierre/Siders 15 km 🇨🇭 Disentis/Muster 126 km 🇨🇭 Andermatt 105 km 🇨🇭 Altdorf 121 km 🇨🇭 Bellinzona 129 km

Frequently Asked Questions

The estimated train journey from Sion to Mendrisio takes approximately 46m. This estimate is based on a rail distance of ~170 km using a high_speed service.
The estimated rail distance from Sion to Mendrisio is approximately 170 km (131 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Sion to Mendrisio emits approximately 2.9 kg of CO2, compared to 33.2 kg by flight. Taking the train saves 30.3 kg of CO2 — a 91.3% reduction in emissions.
The route from Sion to Mendrisio typically requires at least one transfer. Check operator timetables for the most direct connection available.
Check regional and national rail operator websites for services between Sion and Mendrisio.

Train vs Flight comparison

Compare door-to-door time, CO2 and cost for Sion to Mendrisio

Compare now →

Explore on Sister Sites

Flight Alternative ↗ AirportFYI
Compare with flight options from airports in this region

Data last updated: 2026-02-27