It’s no secret that London has one of the most expensive public transport systems in the world with tourists paying around£26 a day on local transportation. So, we’ve created this useful collection of top tips to help you find the cheapest way to travel in London, letting you keep your money for the fun stuff.Table of ContentsHow to travel cheap in London1. Get an Oyster card2. Go contactless3. Know where you’re travelling to4. Avoid travelling during peak hours5. Take the bus for long distances6. Take advantage of the Hopper fare7. Rent a bike when it’s sunny8. Walk wherever possibleCheap airport transfers in London9. Avoid express trains10. Take the Piccadilly line to go to Heathrow airport11. Consider your optionsCheapest ways to travel outside of London12. Get a 16-25 railcard13. Book your tickets 12 weeks in advanceHow to travel cheap in London1. Get an Oyster cardAs you move around London you will spot locals tapping something against a yellow card reader at the underground turns...