From Temecula, CA bus to San Diego, CA, walk to Barrio Logan Station, tram to San Ysidro/Intl Border, then drive to Tijuana. 2 h 21 min $26. From Temecula, CA bus to San Diego Bus Station then bus to Tijuana. 3 h 22 min $40. From Temecula drive to Tijuana. 1 h 18 min $9.