Train from Dieppe to Sion
🇫🇷 Dieppe → 🇨🇭 Sion
Straight-line Distance
621 km
SE (129.0°)
Rail Distance
~807 km
Estimated by rail
Travel Time
~3h 3m
High_Speed
CO2 Saved vs Flight
91.3%
144.0 kg less CO2
Environmental Comparison
Train
High_Speed
CO2 Emissions
13.7 kg
Flight
Economy class
CO2 Emissions
157.7 kg
Taking the train saves 144.0 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 Dieppe to Sion takes approximately 3h 3m. This estimate is based on a rail distance of ~807 km using a high_speed service.
The estimated rail distance from Dieppe to Sion is approximately 807 km (621 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Dieppe to Sion emits approximately 13.7 kg of CO2, compared to 157.7 kg by flight. Taking the train saves 144.0 kg of CO2 — a 91.3% reduction in emissions.
The route from Dieppe 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 Dieppe and Sion.
Train vs Flight comparison
Compare door-to-door time, CO2 and cost for Dieppe to Sion
Explore on Sister Sites
Data last updated: 2026-02-27