Ameca rewards travelers who treat it as a slow base rather than a day stop from Guadalajara. The town's free anchors — the Parroquia de Nuestra Señora de Guadalupe, the colonial centro, local craft markets, and the surrounding hills — keep day-to-day costs low, while the paid centerpiece is the Los Guayabal archaeological complex managed by INAH. Visiting in the dry months (October–March) avoids rain-disrupted hikes, lowers fan/A/C use, and lines up with several patron saint and craft festivals that add free street entertainment.
The main money leaks here are avoidable: arriving without pre-booked ground transport from Guadalajara (taxis and private shuttles are the priciest option), eating only in the plaza-facing restaurants instead of fondas a block back, and paying for a rental car to reach sites that local collective vans already serve. Sticking to Spanish-language menus, casas de huespedes, and the combi network keeps a day comfortably under the USD 30 mark; a mid-range day with a guided archaeological visit and a sit-down meal lands near USD 50–60.