Train from Regensburg Hbf to Sion
🇩🇪 Regensburg Hbf → 🇨🇭 Sion
Straight-line Distance
471 km
SW (230.7°)
Rail Distance
~612 km
Estimated by rail
Travel Time
~2h 21m
High_Speed
CO2 Saved vs Flight
91.3%
109.2 kg less CO2
Environmental Comparison
Train
High_Speed
CO2 Emissions
10.4 kg
Flight
Economy class
CO2 Emissions
119.6 kg
Taking the train saves 109.2 kg CO2 (91.3% less emissions)
Route Information
Requires Transfer
Stations on This Route
Continue Your Journey
Continue from Sion
Also from Regensburg Hbf
Frequently Asked Questions
The estimated train journey from Regensburg Hbf to Sion takes approximately 2h 21m. This estimate is based on a rail distance of ~612 km using a high_speed service.
The estimated rail distance from Regensburg Hbf to Sion is approximately 612 km (471 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Regensburg Hbf to Sion emits approximately 10.4 kg of CO2, compared to 119.6 kg by flight. Taking the train saves 109.2 kg of CO2 — a 91.3% reduction in emissions.
The route from Regensburg Hbf 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 Regensburg Hbf and Sion.
Train vs Flight comparison
Compare door-to-door time, CO2 and cost for Regensburg Hbf to Sion
Explore on Sister Sites
Data last updated: 2026-02-27