He currently plays for Kerala Blasters FC, wearing the number 97 shirt. He plays primarily as a Forward. His current market value is estimated at 25K €.

His most recent move was a from Aizawl FC to Kerala Blasters FC on 2024-06-24.

In the Indian Super League 2024-2025 season, R. Lalthanmawia scored 0 goals and provided 0 assists across 13 appearances, averaging 0 goals per game with 7 shots attempted and 2 on target.