Buy your ticket from a station agent or book travel online before you leave home via the BritRail Web site. See the Resources section below for a link. You can also call BritRail at (866) BRITRAIL or buy your ticket right on the train with cash. In addition, you can also book train travel from Cambridge to London by calling Rail Europe at (888) 382-RAIL or by visiting the link below.
Get to the Cambridge train station. The Cambridge number one bus will take you from the center of town and drop you off in front of the train station, if you prefer not to walk to the station from your lodgings.
Arrive at the Cambridge train station with plenty of time to find your platform and stand in the queue.
Check with the station agent or a fellow rail traveler about where to stand to catch your south-bound train. The British are usually courteous and helpful to fellow travelers.
Depart from Cambridge on your short journey. Trains leave Cambridge for London about every half hour from morning until well after dark.
Grab a seat and keep your luggage neat and close to you. This is a busy route, so don't take up an extra seat with your belongings.
Enjoy the scenery change from quaint Cambridge to the bustling metropolis of London. Window seats are always the most rewarding on train journeys, especially through the British Isles.
Arrive at either King's Cross Station or Liverpool Street Station, depending on how you have chosen to book your travel from Cambridge to London.
Catch the Tube to your desired London destination right from your arrival station.
Head to Waterloo Station and the EuroStar terminal if you are making your way to the continent.