Share this: Facebook Twitter LinkedIn www.sfmta.com/14472 31 to Ocean Beach 3, 24 min 31 Balboa arrives in 3 minutes. Predictions valid as of 3:24:21 PM 5/3/2025 min Arriving Prediction Unavailable Stop closed — no service Predictions valid as of Predictions unavailable for any route as of Early subway closures May 5 to 9. Details at SFMTA.com/FixItWeek Route & Arrival Details 31 Balboa 5 a.m. to 10 p.m. daily Destination Predicted Arrivals Ocean Beach 3, 24 min Live Map