From Valence Sud bus to Caverne du Pont d'Arc then taxi to Ruoms. 2 h 5 min 42€. From Valence drive to Ruoms. 1 h 16 min 13€. From Valence Ville train to Pierrelatte then taxi to Ruoms. 1 h 18 min 127€.
Ouibus operates a bus from Valence to Ruoms 3 times a week. Tickets cost $4 - $6 and the journey takes 1 h 50 min. Alternatively, French Railways (SNCF) operates a train from Valence to Ruoms hourly. Tickets cost $17 - $24 and the journey takes 34 min.