Calculate the cost of a family movie night.
A cinema trip is three costs stacked: tickets, concessions and getting there. Concessions are the surprising one — at typical cinema pricing they account for roughly a third of the evening for a family of four, which is more than most people estimate and the reason the share is reported here. Setting the at-home figure alongside makes the trade-off explicit rather than rhetorical: a streaming rental with supermarket snacks routinely comes in at a fifth of the cinema total for the same film a few months later.
Family movie night cost
Cinema total = people x ticket + people x snacks + travel; saving = cinema total - at-home cost
Because concessions, not tickets, are where cinemas make their margin — distributors take the large majority of box-office revenue in a film's opening weeks. The markup is the business model rather than an anomaly.
Weekday matinees, family ticket bundles and cinema loyalty schemes all cut the ticket line meaningfully. Bringing your own snacks, where permitted, cuts more than any ticket discount does.
Yes if it is a dedicated trip — parking at a city-centre multiplex or a return bus fare for four is not trivial. Enter zero if the cinema is within walking distance.