Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Palenque (33% of total searches to Chiapas). The next most popular destinations are Tapachula (33%) and San Cristóbal de las Casas (33%).
KAYAK users have found double rooms in Chiapas for as cheap as $12 (San Cristóbal de las Casas) in the last 3 days. The average price is $117.