Not quite. When used with a 1st class Guildford - London Zones 2-6 Travelcard season ticket, a single from Clapham Junction to New Cross Gate will allow you to go fast from Guildford to Waterloo and fast from London Bridge to East Croydon. You only need a return if you also want to go from East Croydon to London Bridge and Waterloo to Clapham Junction.So a return from Clapham Junction - New Cross Gate will allow me to go fast from Guildford - Waterloo and return fast London Bridge - East Croydon?
Not quite. When used with a 1st class Guildford - London Zones 2-6 Travelcard season ticket, a single from Clapham Junction to New Cross Gate will allow you to go fast from Guildford to Waterloo and fast from London Bridge to East Croydon. You only need a return if you also want to go from East Croydon to London Bridge and Waterloo to Clapham Junction.
But this doesn't let you travel in First Class. There are no First Class fares Clapham Junction to New Cross Gate.