samTrans · South San Francisco

San Mateo County Transit District (samTrans) operates 36 routes in South San Francisco with 1,423 stops and connects with SFMTA, Stanford Marguerite Shuttle, AC Transit and 6 others.

Routes and weekday frequency

Weekday midday frequency, by route

4 11–15
2 16–20
9 21–30
9 31–60
1 60+
11 no midday

Each route is judged by its slower direction. A dash means no sustained service in that period.

Bus routes (36)
Route	AM peak	Midday	PM peak	Evening	Overnight
15 Hmbhs - Moonridge Apts	Limited	—	—	—	—
61 San Carlos Caltrain - Alameda/Ralston	Limited	—	Limited	—	—
81 Mahs - East Palo Alto	—	—	Limited	—	—
86 Sharon Heights - Menlo-Atherton High School	—	—	Limited	—	—
110 Daly City BART - Linda Mar Park & Ride	every 28 min	every 30 min	every 30 min	every 54 min	—
112 Sharp Park - Colma BART	every 60 min	every 60 min	every 57 min	every 60 min	Limited
117 Linda Mar Park & Ride - Moonridge Apts	every 68 min	every 60 min	every 60 min	every 60 min	Limited
120 Colma BART - Brunswick/Templeton	every 12 min	every 15 min	every 10 min	every 25 min	Limited
121 Pope/Bellevue - Skyline College	every 30 min	every 30 min	every 30 min	every 30 min	—
122 South SF BART - Stonestown/SF State	every 25 min	every 30 min	every 20 min	every 30 min	—
130 Daly City BART - Airport & Linden/Oyster Point	every 15 min	every 15 min	every 15 min	every 30 min	Limited
138 Safe Harbor Shelter	Limited	—	Limited	—	—
141 Airport/Linden - Skyline College	every 30 min	every 30 min	every 30 min	every 45 min	Limited
142 SFO - Shelter Creek	every 62 min	every 60 min	every 60 min	—	—
250 Downtown San Mateo - College of San Mateo	every 15 min	every 30 min	every 15 min	every 30 min	—
251 Foster City - Hillsdale Mall	Limited	every 60 min	every 60 min	Limited	—
260 San Carlos Caltrain - Carlmont Village	every 30 min	every 60 min	every 30 min	Limited	—
270 Redwood City Caltrain - Florence/17th Loop	every 62 min	every 60 min	every 59 min	—	—
276 Redwood City Transit Ctr - Bohannon/Campbell	every 30 min	every 30 min	every 30 min	every 59 min	—
278 Redwood City Caltrain - Canada College	every 25 min	every 30 min	every 28 min	every 43 min	—
280 Purdue/Fordham - Palo Alto Transit Ctr	every 73 min	every 70 min	every 78 min	every 63 min	Limited
281 Belle Haven Community Campus - Stanford	every 20 min	every 20 min	every 20 min	every 30 min	—
292 San Francisco - SFO - Hillsdale Mall	every 25 min	every 20 min	every 20 min	every 25 min	every 101 min
294 Hillsdale - Half Moon Bay	every 64 min	every 60 min	every 60 min	every 60 min	Limited
295 Hillsdale Mall - Redwood City Transit Center	Limited	every 60 min	every 60 min	Limited	—
296 Redwood City Transit Center - Bayshore/Donohoe	every 15 min	every 15 min	every 15 min	every 30 min	—
296o Redwood City Tc- Palo Alto Tc	—	—	—	every 30 min	Limited
397 San Francisco - Palo Alto Transit Ctr	—	—	—	—	every 60 min
713 SF Transit Center - San Francisco International	—	—	—	—	Limited
Csm College of San Mateo - Downtown San Mateo	every 30 min	every 30 min	every 30 min	Limited	—
Ecr Daly City BART - Palo Alto Transit Ctr	every 15 min	every 15 min	every 15 min	every 15 min	Limited
Ecro Daly City - SFO	—	—	—	—	every 58 min
Epx East Palo Alto - San Bruno BART and San Francisco	every 45 min	every 45 min	every 45 min	Limited	—
Fcx Foster City - San Francisco	every 50 min	Limited	Limited	Limited	—
Pcx Linda Mar Park & Ride - Daly City BART	Limited	—	Limited	Limited	—
Sky Daly City BART - Skyline College	every 30 min	every 30 min	every 30 min	every 60 min	—

Nearby agencies in the Bay Area

Scheduled service, not live arrivals. Schedule refreshed Oct 3, 2026, valid through Nov 14, 2026. Atlas data release Oct 13, 2026. Official site: San Mateo County Transit District (samTrans).