How to get to Oxford. Train: Trains from London leave Paddington every half hour, costing around £20 for a single trip, and takes approximately one hour. For national rail inquiries, call 08457 48 49 50 or visit their website. Note: cheap tickets can be purchased in advance for as little as £10 return. Check the website of contact National Rail for details.
Visitor Oyster cards are plastic smartcards you can use instead of paper tickets. Put on pay as you go credit which you use when you travel. It is the cheapest way to pay for single journeys on bus, Tube, tram, DLR, London Overground and most National Rail services in London