Compare Short Haul (<500 km)

Train vs Flight: Renens VD to Sion

Q: Is train or flight faster from Renens VD to Sion?

Train is faster door-to-door from Renens VD to Sion. The train takes 1h 48m door-to-door (including 1h 18m journey + 30 min station check-in), while flying takes 2h 35m (including 5m flight + 2.5 hours at the airport).

Q: How much CO2 does the Renens VD-Sion train vs flight produce?

For the Renens VD to Sion route (69 km straight-line), the train produces approximately 2.8 kg of CO2 per passenger, while the flight produces approximately 17.6 kg. Taking the train saves 14.8 kg of CO2 — a 84% reduction. These are average estimates based on European averages (train: 41g CO2/km, flight: 255g CO2/km incl. radiative forcing).

Q: What is the door-to-door travel time for train vs flight Renens VD to Sion?

Door-to-door travel time from Renens VD to Sion: Train takes 1h 48m total (1h 18m journey + 30 min station check-in). Flight takes 2h 35m total (5m flight + 2.5 hours airport overhead for check-in, security, boarding, and taxi).

Q: Is the Renens VD to Sion train worth it vs flying?

For this short-haul route from Renens VD to Sion, train is the clear winner. Airport check-in, security, and boarding add over 2.5 hours to your journey. The train departs from the city centre and arrives directly in the heart of Sion, saving 15 kg of CO2 compared to flying.

Q: How far is Renens VD from Sion?

The straight-line distance from Renens VD to Sion is 69 km (69 km). The actual rail distance will be longer due to track routing.

🇨🇭 Renens VD → 🇨🇭 Sion · 69 km

Verdict

Train wins door-to-door on this short route — airport overhead makes flying impractical.

For this short-haul route from Renens VD to Sion, train is the clear winner. Airport check-in, security, and boarding add over 2.5 hours to your journey. The train departs from the city centre and arrives directly in the heart of Sion, saving 15 kg of CO2 compared to flying.

Comparison

	Train ✓	Flight
Journey time	1h 18m	5m
Door-to-door incl. check-in / airport	1h 48m +30 min at station	2h 35m +2h 30min at airport
CO2 emissions avg. estimate per passenger	2.8 kg	17.6 kg
Est. ticket price rough estimate only	~€6	~€8
City centre arrival	Central station	Airport (outside city)

* Price and CO2 figures are rough average estimates. Actual values vary by booking class, date, operator, and energy mix. Journey times are based on existing route data or standard speed assumptions.

CO2 Savings

Save 14.8 kg CO2 — 84% less than flying

Train: 2.8 kg CO2 · Flight: 17.6 kg CO2 (41g/km train vs 255g/km flight, European averages incl. radiative forcing)

Train

2.8 kg

Flight

17.6 kg

Door-to-Door Breakdown

Train

Faster door-to-door

Check-in at station 30 min

Journey time 1h 18m

Total door-to-door 1h 48m

Flight

Airport overhead 2h 30 min

Flight time 5m

Total door-to-door 2h 35m

Train tickets for this route

Renens VD → Sion · full route details

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Frequently Asked Questions

Is train or flight faster from Renens VD to Sion?

Train is faster door-to-door from Renens VD to Sion. The train takes 1h 48m door-to-door (including 1h 18m journey + 30 min station check-in), while flying takes 2h 35m (5m flight + 2h 30min airport overhead).

How much CO2 does the Renens VD–Sion train vs flight produce?

For the Renens VD to Sion route (69 km straight-line), the train produces approximately 2.8 kg of CO2 per passenger, while the flight produces approximately 17.6 kg. Taking the train saves 14.8 kg of CO2 — a 84% reduction. These are average estimates based on European averages (train: 41g CO2/km, flight: 255g CO2/km including radiative forcing).

What is the door-to-door travel time for train vs flight Renens VD to Sion?

Door-to-door travel time from Renens VD to Sion:

Train: 1h 48m total (1h 18m journey + 30 min station check-in)
Flight: 2h 35m total (5m flight + 2h 30min airport overhead for check-in, security, boarding, and taxi)

Is the Renens VD to Sion train worth it vs flying?

How far is Renens VD from Sion?

The straight-line distance from Renens VD to Sion is 69 km. The actual rail distance will be longer (typically ~1.3× the straight-line distance) due to track routing.