Train from Heathrow Terminals 1-2-3 Rail to Thalwil
🇬🇧 Heathrow Terminals 1-2-3 Rail → 🇨🇭 Thalwil
Straight-line Distance
800 km
ESE (121.9°)
Rail Distance
~1,040 km
Estimated by rail
Travel Time
~3h 53m
High_Speed
CO2 Saved vs Flight
91.3%
185.5 kg less CO2
Environmental Comparison
Train
High_Speed
CO2 Emissions
17.7 kg
Flight
Economy class
CO2 Emissions
203.2 kg
Taking the train saves 185.5 kg CO2 (91.3% less emissions)
Route Information
Requires Transfer
Time zone difference: 1.0 hour(s)
Stations on This Route
Continue Your Journey
Continue from Thalwil
Also from Heathrow Terminals 1-2-3 Rail
Frequently Asked Questions
The estimated train journey from Heathrow Terminals 1-2-3 Rail to Thalwil takes approximately 3h 53m. This estimate is based on a rail distance of ~1040 km using a high_speed service.
The estimated rail distance from Heathrow Terminals 1-2-3 Rail to Thalwil is approximately 1040 km (800 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Heathrow Terminals 1-2-3 Rail to Thalwil emits approximately 17.7 kg of CO2, compared to 203.2 kg by flight. Taking the train saves 185.5 kg of CO2 — a 91.3% reduction in emissions.
The route from Heathrow Terminals 1-2-3 Rail to Thalwil 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 Heathrow Terminals 1-2-3 Rail and Thalwil.
Train vs Flight comparison
Compare door-to-door time, CO2 and cost for Heathrow Terminals 1-2-3 Rail to Thalwil
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Data last updated: 2026-02-27