Train from Grenchen Nord to Sion
🇨🇭 Grenchen Nord → 🇨🇭 Sion
Straight-line Distance
107 km
S (181.2°)
Rail Distance
~139 km
Estimated by rail
Travel Time
~1h 2m
Express
CO2 Saved vs Flight
82.6%
22.4 kg less CO2
Environmental Comparison
Train
Express
CO2 Emissions
4.7 kg
Flight
Economy class
CO2 Emissions
27.2 kg
Taking the train saves 22.4 kg CO2 (82.6% less emissions)
Route Information
Requires Transfer
Stations on This Route
Continue Your Journey
Continue from Sion
Also from Grenchen Nord
Frequently Asked Questions
The estimated train journey from Grenchen Nord to Sion takes approximately 1h 2m. This estimate is based on a rail distance of ~139 km using a express service.
The estimated rail distance from Grenchen Nord to Sion is approximately 139 km (107 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Grenchen Nord to Sion emits approximately 4.7 kg of CO2, compared to 27.2 kg by flight. Taking the train saves 22.4 kg of CO2 — a 82.6% reduction in emissions.
The route from Grenchen Nord to Sion 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 Grenchen Nord and Sion.
Train vs Flight comparison
Compare door-to-door time, CO2 and cost for Grenchen Nord to Sion
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Data last updated: 2026-02-27