Train from Portsmouth Harbour to Sargans
🇬🇧 Portsmouth Harbour → 🇨🇭 Sargans
Straight-line Distance
876 km
ESE (114.3°)
Rail Distance
~1,139 km
Estimated by rail
Travel Time
~4h 14m
High_Speed
CO2 Saved vs Flight
91.3%
203.2 kg less CO2
Environmental Comparison
Train
High_Speed
CO2 Emissions
19.4 kg
Flight
Economy class
CO2 Emissions
222.5 kg
Taking the train saves 203.2 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 Sargans
Also from Portsmouth Harbour
Frequently Asked Questions
The estimated train journey from Portsmouth Harbour to Sargans takes approximately 4h 14m. This estimate is based on a rail distance of ~1139 km using a high_speed service.
The estimated rail distance from Portsmouth Harbour to Sargans is approximately 1139 km (876 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.
Travelling by train from Portsmouth Harbour to Sargans emits approximately 19.4 kg of CO2, compared to 222.5 kg by flight. Taking the train saves 203.2 kg of CO2 — a 91.3% reduction in emissions.
The route from Portsmouth Harbour to Sargans 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 Portsmouth Harbour and Sargans.
Train vs Flight comparison
Compare door-to-door time, CO2 and cost for Portsmouth Harbour to Sargans
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Data last updated: 2026-02-27