Compare Medium Haul

Train vs Flight: Heathrow Terminals 1-2-3 Rail to Sargans

🇬🇧 Heathrow Terminals 1-2-3 Rail → 🇨🇭 Sargans · 870 km

Verdict

Flight is faster by 4h 12m door-to-door, but train produces 84% less CO2 — worth considering.

On this medium-haul route from Heathrow Terminals 1-2-3 Rail to Sargans, the flight is faster door-to-door, but the train is a greener alternative — saving 186 kg of CO2 per passenger. If your schedule allows extra travel time, the train offers a comfortable, eco-friendly journey.

Comparison

	Train	Flight ✓
Journey time	7h 14m	1h 2m
Door-to-door incl. check-in / airport	7h 44m +30 min at station	3h 32m +2h 30min at airport
CO2 emissions avg. estimate per passenger	35,7 kg	221,8 kg
Est. ticket price rough estimate only	~€70	~€104
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 186,1 kg CO2 — 84% less than flying

Train: 35,7 kg CO2 · Flight: 221,8 kg CO2 (41g/km train vs 255g/km flight, European averages incl. radiative forcing)

Train

35,7 kg

Flight

221,8 kg

Door-to-Door Breakdown

Train

Check-in at station 30 min

Journey time 7h 14m

Total door-to-door 7h 44m

Flight

Faster door-to-door

Airport overhead 2h 30 min

Flight time 1h 2m

Total door-to-door 3h 32m

Train tickets for this route

Heathrow Terminals 1-2-3 Rail → Sargans · full route details

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Frequently Asked Questions

Is train or flight faster from Heathrow Terminals 1-2-3 Rail to Sargans?

Flight is faster from Heathrow Terminals 1-2-3 Rail to Sargans, taking 3h 32m door-to-door versus 7h 44m for the train. However, the train produces 84% less CO2.

How much CO2 does the Heathrow Terminals 1-2-3 Rail–Sargans train vs flight produce?

For the Heathrow Terminals 1-2-3 Rail to Sargans route (870 km straight-line), the train produces approximately 35,7 kg of CO2 per passenger, while the flight produces approximately 221,8 kg. Taking the train saves 186,1 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 Heathrow Terminals 1-2-3 Rail to Sargans?

Door-to-door travel time from Heathrow Terminals 1-2-3 Rail to Sargans:

Train: 7h 44m total (7h 14m journey + 30 min station check-in)
Flight: 3h 32m total (1h 2m flight + 2h 30min airport overhead for check-in, security, boarding, and taxi)

Is the Heathrow Terminals 1-2-3 Rail to Sargans train worth it vs flying?

How far is Heathrow Terminals 1-2-3 Rail from Sargans?

The straight-line distance from Heathrow Terminals 1-2-3 Rail to Sargans is 870 km. The actual rail distance will be longer (typically ~1.3× the straight-line distance) due to track routing.