Zug von London St Pancras International nach Portsmouth Harbour

The estimated train journey from London St Pancras International to Portsmouth Harbour takes approximately 1h 2m. This estimate is based on a rail distance of ~139 km using a express service.

The estimated rail distance from London St Pancras International to Portsmouth Harbour is approximately 139 km (107 km straight-line). Rail routes are longer than straight-line distances because tracks follow terrain and connect intermediate cities.

Travelling by train from London St Pancras International to Portsmouth Harbour emits approximately 4,7 kg of CO2, compared to 27,2 kg by flight. Taking the train saves 22,4 kg of CO2 — a 82,6% reduction in emissions.

The route from London St Pancras International to Portsmouth Harbour 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 London St Pancras International and Portsmouth Harbour.