Train from Riom – Châtel-Guyon to Sion
🇫🇷 Riom – Châtel-Guyon → 🇨🇭 Sion
Straight-line Distance
329 km
E (81.9°)
Rail Distance
~428 km
Estimated by rail
Travel Time
~1h 42m
High_Speed
CO2 Saved vs Flight
91.3%
76.3 kg less CO2
Environmental Comparison
Train
High_Speed
CO2 Emissions
7.3 kg
Flight
Economy class
CO2 Emissions
83.6 kg
Taking the train saves 76.3 kg CO2 (91.3% less emissions)
Route Information
Requires Transfer
Stations on This Route
Continue Your Journey
Continue from Sion
Also from Riom – Châtel-Guyon
Frequently Asked Questions
The estimated train journey from Riom – Châtel-Guyon to Sion takes approximately 1h 42m. This estimate is based on a rail distance of ~428 km using a high_speed service.
The estimated rail distance from Riom – Châtel-Guyon to Sion is approximately 428 km (329 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Riom – Châtel-Guyon to Sion emits approximately 7.3 kg of CO2, compared to 83.6 kg by flight. Taking the train saves 76.3 kg of CO2 — a 91.3% reduction in emissions.
The route from Riom – Châtel-Guyon 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 Riom – Châtel-Guyon and Sion.
Train vs Flight comparison
Compare door-to-door time, CO2 and cost for Riom – Châtel-Guyon to Sion
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Data last updated: 2026-02-27