Buy tickets online up to four months ahead of time if your travel plans are firm. You can book online at the BritRail Web site (see link below in Additional Resources) or call them at (866) BRITRAIL.
Purchase train tickets for your trip from Oxford to Dover at any station in Britain if you prefer to buy your tickets in person.
Obtain tickets from one of the automated ticket machines in your departure station to enjoy the convenience of purchase without waiting at the ticket counter.
Book train travel by calling Raileurope at (888) 382-RAIL or by visiting the link below in Additional Resources.
Arrive at least a few minutes before your train's scheduled arrival in order to make your connections and keep to your itinerary. British trains depart from different platforms at busy stations, and they don't stay long at the station when they do stop.
Ask a station agent to direct you to the proper platform if you are unsure where to stand to catch your train.
Use the London Underground subway system if you find that your itinerary requires you to disembark at one London station and travel to another London station to catch your next connection to Dover.
Investigate what your destination has to offer, using a travel guide or by stopping in at a visitors' center.
Take time to walk the town to add luster to your journey, even if you are only waiting for a ferry connection. Dover dates back to the Bronze Age, and has always been an important port city.
Keep a heavy sweater or a windbreaker with you to ward off the coastal chill.