Train from Bordeaux St-Jean to Sion

🇫🇷 Bordeaux St-Jean → 🇨🇭 Sion

Straight-line Distance

636 km

ENE (73.0°)

Rail Distance

~827 km

Estimated by rail

Travel Time

~3h 7m

High_Speed

CO2 Saved vs Flight

91.3%

147.5 kg less CO2

Environmental Comparison

Train

High_Speed

CO2 Emissions 14.1 kg

Flight

Economy class

CO2 Emissions 161.6 kg

Taking the train saves 147.5 kg CO2 (91.3% less emissions)

Route Information

Requires Transfer

Stations on This Route

🇫🇷

Origin

Bordeaux St-Jean
🇨🇭

Destination

Sion

Journey Tips

This long-distance France-Switzerland journey connects the Gironde wine capital with the Valais wine heartland, typically requiring changes at Lyon Part-Dieu or Paris. SNCF TGV covers the French portion and SBB or TGV Lyria handles the Swiss entry. Allow a full day for this cross-country adventure.

Scenic Highlight

The journey transitions through some of France's most varied scenery, from the Bordeaux vineyards through the Massif Central fringes and Rhône Valley before the Alps frame the final approach into Sion.

Booking Tip

Book via SNCF Connect for the TGV segments and SBB.ch for the Swiss portion; booking 4-6 weeks ahead secures the best Prem's fares on the TGV and Supersaver fares on SBB.

Continue Your Journey

Continue from Sion

🇨🇭 Sierre/Siders 15 km 🇨🇭 Disentis/Muster 126 km 🇨🇭 Andermatt 105 km 🇨🇭 Altdorf 121 km 🇨🇭 Bellinzona 129 km

Also from Bordeaux St-Jean

🇨🇭 Zürich HB 756 km 🇨🇭 Sierre/Siders 650 km 🇮🇹 Milan 768 km 🇨🇭 Neuchâtel 628 km 🇨🇭 Lausanne 589 km

Frequently Asked Questions

The estimated train journey from Bordeaux St-Jean to Sion takes approximately 3h 7m. This estimate is based on a rail distance of ~827 km using a high_speed service.
The estimated rail distance from Bordeaux St-Jean to Sion is approximately 827 km (636 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Bordeaux St-Jean to Sion emits approximately 14.1 kg of CO2, compared to 161.6 kg by flight. Taking the train saves 147.5 kg of CO2 — a 91.3% reduction in emissions.
The route from Bordeaux St-Jean 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 Bordeaux St-Jean and Sion.

Train vs Flight comparison

Compare door-to-door time, CO2 and cost for Bordeaux St-Jean to Sion

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Data last updated: 2026-02-27