Train from Aéroport Paris Roissy Charles de Gaulle CDG T2 to Sierre/Siders
🇫🇷 Aéroport Paris Roissy Charles de Gaulle CDG T2 → 🇨🇭 Sierre/Siders
Straight-line Distance
478 km
SE (127.2°)
Rail Distance
~621 km
Estimated by rail
Travel Time
~2h 23m
High_Speed
CO2 Saved vs Flight
91.3%
110.8 kg less CO2
Environmental Comparison
Train
High_Speed
CO2 Emissions
10.6 kg
Flight
Economy class
CO2 Emissions
121.3 kg
Taking the train saves 110.8 kg CO2 (91.3% less emissions)
Route Information
Requires Transfer
Stations on This Route
Continue Your Journey
Continue from Sierre/Siders
Also from Aéroport Paris Roissy Charles de Gaulle CDG T2
Frequently Asked Questions
The estimated train journey from Aéroport Paris Roissy Charles de Gaulle CDG T2 to Sierre/Siders takes approximately 2h 23m. This estimate is based on a rail distance of ~621 km using a high_speed service.
The estimated rail distance from Aéroport Paris Roissy Charles de Gaulle CDG T2 to Sierre/Siders is approximately 621 km (478 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Aéroport Paris Roissy Charles de Gaulle CDG T2 to Sierre/Siders emits approximately 10.6 kg of CO2, compared to 121.3 kg by flight. Taking the train saves 110.8 kg of CO2 — a 91.3% reduction in emissions.
The route from Aéroport Paris Roissy Charles de Gaulle CDG T2 to Sierre/Siders 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 Aéroport Paris Roissy Charles de Gaulle CDG T2 and Sierre/Siders.
Train vs Flight comparison
Compare door-to-door time, CO2 and cost for Aéroport Paris Roissy Charles de Gaulle CDG T2 to Sierre/Siders
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Data last updated: 2026-02-27