Caledonian Sleepers are overnight train services running between Scotland and London - getting you to your destination refreshed and ready to start your day. Now book up to 12 months in advance on a service that has been hailed one of Lonely Planet's 'Super Sleeper Trains'. Daytime tickets continue to be valid on the Caledonian Sleeper on the West Highland Line and between Kingussie and Inverness. Caledonian Sleeper operates overnight trains between London and major cities in Scotland.