Train from Roye to Sion
🇫🇷 Roye → 🇨🇭 Sion
Straight-line Distance
514 km
SE (136.9°)
Rail Distance
~668 km
Estimated by rail
Travel Time
~2h 33m
High_Speed
CO2 Saved vs Flight
91.3%
119.2 kg less CO2
Environmental Comparison
Train
High_Speed
CO2 Emissions
11.4 kg
Flight
Economy class
CO2 Emissions
130.5 kg
Taking the train saves 119.2 kg CO2 (91.3% less emissions)
Route Information
Requires Transfer
Stations on This Route
Continue Your Journey
Frequently Asked Questions
The estimated train journey from Roye to Sion takes approximately 2h 33m. This estimate is based on a rail distance of ~668 km using a high_speed service.
The estimated rail distance from Roye to Sion is approximately 668 km (514 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Roye to Sion emits approximately 11.4 kg of CO2, compared to 130.5 kg by flight. Taking the train saves 119.2 kg of CO2 — a 91.3% reduction in emissions.
The route from Roye 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 Roye and Sion.
Train vs Flight comparison
Compare door-to-door time, CO2 and cost for Roye to Sion
Explore on Sister Sites
Data last updated: 2026-02-27