Train from Heilbronn Hbf to Sion
🇩🇪 Heilbronn Hbf → 🇨🇭 Sion
Straight-line Distance
352 km
SSW (203.8°)
Rail Distance
~458 km
Estimated by rail
Travel Time
~1h 48m
High_Speed
CO2 Saved vs Flight
91.3%
81.7 kg less CO2
Environmental Comparison
Train
High_Speed
CO2 Emissions
7.8 kg
Flight
Economy class
CO2 Emissions
89.5 kg
Taking the train saves 81.7 kg CO2 (91.3% less emissions)
Route Information
Requires Transfer
Stations on This Route
Continue Your Journey
Continue from Sion
Also from Heilbronn Hbf
Frequently Asked Questions
The estimated train journey from Heilbronn Hbf to Sion takes approximately 1h 48m. This estimate is based on a rail distance of ~458 km using a high_speed service.
The estimated rail distance from Heilbronn Hbf to Sion is approximately 458 km (352 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Heilbronn Hbf to Sion emits approximately 7.8 kg of CO2, compared to 89.5 kg by flight. Taking the train saves 81.7 kg of CO2 — a 91.3% reduction in emissions.
The route from Heilbronn 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 Heilbronn Hbf and Sion.
Train vs Flight comparison
Compare door-to-door time, CO2 and cost for Heilbronn Hbf to Sion
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Data last updated: 2026-02-27