Share this: Facebook Twitter LinkedIn SFMTA.com/14979 21 to Stanyan Street 18, 39 min Predictions valid as of 7:54:36 PM 5/28/2025 min Arriving Prediction Unavailable Stop closed — no service Predictions valid as of Predictions unavailable for any route as of Route & Arrival Details 21 Hayes 5 a.m. - 10 p.m. daily Destination Predicted Arrivals Fulton & 8th Ave Prediction Unavailable Stanyan Street 18, 39 min Live Map