Share this: Facebook Twitter LinkedIn SFMTA.com/13056 31 to Masonic + Turk 27, 35 min Predictions valid as of 5:29:39 AM 1/18/2025 min Arriving Prediction Unavailable Stop closed — no service Predictions valid as of Predictions unavailable for any route as of Subway will close at 9:30pm nightly from 1/13 to 1/17. SFMTA.com/FixItWeek Route & Arrival Details 31 Balboa 5 a.m. to 10 p.m. daily Destination Predicted Arrivals Caltrain Prediction Unavailable Downtown Prediction Unavailable Masonic + Turk 27, 35 min 31AX Balboa A Express (Suspended) Live Map