Swiss PostAuto operates a bus from Brig to Saas-Fee hourly. Tickets cost $17 - $26 and the journey takes 1 h 18 min.
How to get from Brig to Saas-Fee
From Brig, Stadtplatz bus to Saas-Fee, Busterminal. 1 h 18 min SFr 20. From Brig train to Visp, Bahnhof Süd then line 511 bus to Saas-Fee, Busterminal. 1 h 20 min SFr 32. From Brig taxi to Saas-Fee. 49 min SFr 244. From Brig drive to Saas-Fee. 49 min SFr 6.