Career
United Sikkim
After spending time at Royal Wahingdoh, Chettri signed for newly promoted United Sikkim F.C. of the I-League. Chettri made his professional debut for United Sikkim against Pune F.C. on 20 September 2012 during the 2012 Indian Federation Cup at the Keenan Stadium in which United Sikkim lost 1–0. Chettri played for India U16 during the qualification for the 2008 AFC U-16 Championship.