Visit the official Web site of First Great Western Railway, which handles most of the rail service from London's Paddington Station to the two main stations in Bristol. You can also book train travel from London to Bristol by calling Rail Europe at (888) 382-RAIL or by visiting the link below.
Book your train travel from London to Bristol after you've studied the timetables, using the online reservation system on the First Great Western Web site.
Ask your hotel in London to book train travel for you, or to recommend a nearby travel agency to handle your itinerary.
Purchase your ticket in Paddington Station at one of the many booking counters or automated machines. This is not recommended for peak commuter hours or holidays, since trains can fill up quickly during these times.
Decide if you want to arrive at the Temple Meads Station in Bristol, which is the main terminal located in the center of the city, or at the Bristol Parkway Station, which is located along the northern edge of town and is usually less crowded.
Opt for travel in a first-class carriage, which usually costs just a little bit more, yet gives you plenty of room to stretch out or plan for that important business meeting.