Road distance: ~115 miles (185 km) via A35 → A31 → M27 → M3 → M25 → central London.
Driving time: 2h 15m – 2h 45m (highly traffic-dependent; M3/M25 bottlenecks).
Train: Poole → London Waterloo (South Western Railway); ~2h 15m – 2h 30m; ~30 trains/day. Off-peak returns ~£30–60; Advance from £15.
Coach: National Express: ~3h 30m; £10–25 advance.