Train from Calais Ville to Sion
🇫🇷 Calais Ville → 🇨🇭 Sion
Straight-line Distance
663 km
SE (140.3°)
Rail Distance
~862 km
Estimated by rail
Travel Time
~3h 15m
High_Speed
CO2 Saved vs Flight
91.3%
153.8 kg less CO2
Environmental Comparison
Train
High_Speed
CO2 Emissions
14.7 kg
Flight
Economy class
CO2 Emissions
168.4 kg
Taking the train saves 153.8 kg CO2 (91.3% less emissions)
Route Information
Requires Transfer
Stations on This Route
Continue Your Journey
Continue from Sion
Also from Calais Ville
Frequently Asked Questions
The estimated train journey from Calais Ville to Sion takes approximately 3h 15m. This estimate is based on a rail distance of ~862 km using a high_speed service.
The estimated rail distance from Calais Ville to Sion is approximately 862 km (663 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Calais Ville to Sion emits approximately 14.7 kg of CO2, compared to 168.4 kg by flight. Taking the train saves 153.8 kg of CO2 — a 91.3% reduction in emissions.
The route from Calais Ville 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 Calais Ville and Sion.
Train vs Flight comparison
Compare door-to-door time, CO2 and cost for Calais Ville to Sion
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Data last updated: 2026-02-27