He returned to Inverness Caledonian Thistle in September 2020, however, and signed a new contract with the club. He made his debut for the club on 24 October 2020 in a 1–1 draw with Ayr United, with Fyffe providing the assist for Thistle's goal. In December 2020, Fyffe went out on a month long loan to fellow Invernesian side Clachnacuddin. In August 2021, Fyffe again went out on loan, this time to Nairn County, also in the Highland League.
