nikita07can
When you search the timetable Geneva to Chur via Zurich and check the prices, the system will offer you all available possibilities.
If you purchase the tickets in advance, the cheapest price is usually a Saver Day Pass. It is valid everywhere in Switzerland during the day of validity, also in trams and buses, except for most mountain excursions. Please note that it is not exchangeable and not refundable.
Point-to-point Tickets have always the same price and you can buy them just before departure. They are valid for one trip during the day of validity.
Supersaver Tickets (valid only on the selected trains) are not refundable, Supersaver Tickets FLEX (also valid only on the selected trains) are 50% refundable.