 Susanville Municipal Airport, southeast of Susanville, serves as a public, general aviation airport.Lassen Rural Bus, operated by the Lassen County Transportation Commission, provided bus service within the city.Sage Stage, operated by Modoc County, connects Alturas, Susanville, and Reno, Nevada, with connections to Redding, California and Klamath Falls, Oregon

The Quincy Railroad no longer serves Susanville on the former Southern Pacific Railroad line since 2004.