London's public transport system is ideally suited to families, since children travel free in most cases. In some instances, children still need their own Oyster card. Check Transport for London for the latest information
Zip is the new name for Oyster photocards for young people that allow them to travel free or at a discounted rate.
London Transport for Under 5s
Children under five can travel free at any time on the Tube, Docklands Light Railway (DLR), buses, trams and London Overground as long as they are accompanied by an adult with a valid ticket
London Transport for 5- to 10-year-olds
Children aged five to 10 can travel free at any time on buses, Tube, DLR, trams and London Overground as long as they travel with an adult who has a valid ticket. Up to four children can travel free with one adult.
Children aged 5 to 10 who are travelling unaccompanied on the Tube, DLR or London Overground will need a 5-10 Oyster photocard to travel free. Find out more about 5-10 Oyster photocard on the Transport for London website.
London Transport for 11- to 15-year olds
Children aged 11 to 15 years can travel free on buses and trams and at child rate on Tube, DLR and London Overground services, provided they have an 11-15 Oyster photocard.
Find out more about the 11-15 Oyster photocard on the Transport for London website.
London Transport for Over 16s
16 and 17-year-olds can travel at a child rate on on buses, Tube, DLR and trams, provided they have a 16+ Oyster photocard.
16 to 18 year-olds who live in a London borough and are in qualifying free time education can also apply to get free travel on buses and trams.
Find out more about 16+ photocard on the Transport for London website.




Smartphones
Oyster
London Shop
Eurostar