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Scroll down to view upcoming departure times for SamTrans 121 bus route at each stop. Real-time updates and step-by-step directions are also available in the Momego app.
Pope St & Bellevue Ave
Bellevue Ave & Guttenberg St
29
Bellevue Ave & Lowell St
29
Bellevue Ave & Whittier St
29
Bellevue Ave & Acton St
29
Templeton Ave & Brunswick St
29
Mission St & Goethe St
30
120
San Jose Ave & Bepler St
24
30
120
ECRO
Mission St & John Daly Blvd
24
120
ECRO
Daly City Bart
10
14R
28
28R
30
54
57
58
110
120
130
714
Blue-N
Blue-S
DCB Shuttle
ECR
Green-N
Green-S
PCX
Red-N
Red-S
SKY
SKY Shuttle
Yellow-N
Yellow-S
Junipero Serra Blvd & John Daly Blvd
Junipero Serra Blvd & Citrus Ave
25
Junipero Serra Blvd & 87th St
25
Edgeworth Ave & 90th St
92nd St & Bryant St
Washington St & Sullivan Ave
122
Eastmoor Ave & Sullivan Ave
24
Eastmoor Ave & Camelia Dr
24
Alta Loma Ave & Eastmoor Ave
Alta Loma Ave & Saint Francis Blvd
San Fernando Way & Seton Medical Ctr Rear Entrance
Buena Vista Ave & Camelia Dr
Saint Francis Blvd & Mariposa Ave
24
Saint Francis Blvd & Casa Ave
24
Southgate Ave & El Dorado Dr
Southgate Ave & Cerro Dr
Southgate Ave & Sullivan Ave
Serramonte Blvd & Callan Blvd
120
SKY
Serramonte Shopping Ctr-Bay 5
122
SKY
Callan Blvd & Serramonte Blvd
SKY
Hickey Blvd & Campus Dr
112
Hickey Blvd & Saint Francis Blvd
112
Hickey Blvd & Gateway Dr
Hickey Blvd & Parkview Cir
49
Inverness Dr & Horizon Way
40
42
49
Inverness Dr & Foothill Dr
40
42
49
Inverness Dr & Heathcliff Dr
40
42
49
Glencourt Way & Inverness Dr
40
42
49
Skyline Blvd & Glencourt Way
40
42
49
Skyline Blvd & Manor Dr
40
42
49
Skyline Blvd & Sharp Park Rd
40
42
SKY
College Dr & Susan Dr
College Dr & Sheryl Dr
42
141
SKY
Skyline College Transit Ctr
40
42
141
SKY
Skyline College Transit Ctr
40
42
141
SKY
College Dr & Allen Dr
40
42
SKY
College Dr & Skyline Blvd
Skyline Blvd & Westborough Blvd
40
42
49
Manor Dr & Skyline Blvd
40
42
49
Inverness Dr & Glencourt Way
40
42
49
Inverness Dr & Heathcliff Dr
40
42
49
Inverness Dr & Foothill Dr
40
42
49
Hickey Blvd & Inverness Dr
49
Hickey Blvd & Firecrest Ave
49
Hickey Blvd & Gateway Dr
Hickey Blvd & Saint Francis Blvd
112
Callan Blvd & Hickey Blvd
SKY
Serramonte Blvd & Callan Blvd
120
SKY
Serramonte Shopping Ctr-Bay 5
28
122
Serramonte Blvd & Callan Blvd
120
Southgate Ave & Sullivan Ave
Southgate Ave & Cerro Dr
Southgate Ave & El Dorado Dr
Saint Francis Blvd & Casa Ave
24
Saint Francis Blvd & Mariposa Ave
24
San Fernando Way & Seton Medical Ctr Rear Entrance
Buena Vista Ave & Camelia Dr
Alta Loma Ave & Saint Francis Blvd
Alta Loma Ave & Eastmoor Ave
Eastmoor Ave & Mirada Dr
24
Eastmoor Ave & Sullivan Ave
24
Bryant St & Dmv Driveway
92nd St & Edgeworth Ave
Edgeworth Ave & 90th St
Junipero Serra Blvd & School St
25
Junipero Serra Blvd & Citrus Ave
25
1901 Junipero Serra Blvd-Century Theater
Daly City Bart
10
14R
28
28R
30
54
57
58
110
120
130
714
Blue-N
Blue-S
DCB Shuttle
ECR
Green-N
Green-S
PCX
Red-N
Red-S
SKY
SKY Shuttle
Yellow-N
Yellow-S
Mission St & Wellington Ave
30
120
ECRO
Mission St & Flournoy St
120
Mission St & Evergreen Ave-Daly City
120
Templeton Ave & Brunswick St
29
Templeton Ave & Hanover St
29
Bellevue Ave & Acton St
29
Bellevue Ave & Whittier St
29
Bellevue Ave & Guttenberg St
29
Bellevue Ave & Pope St
29
Pope St & Bellevue Ave
Upcoming trips on the SamTrans 121 bus route run approximately every 15 minutes, and you can view exact departure times and see how often the bus runs throughout the day by opening the Momego app and browsing the full schedule.
Download the Momego app to track your bus live on a map, see real-time updates, and stay informed about any changes to the SamTrans 121 bus schedule.
Open the Momego app to see detailed information about any active service disruptions affecting the 121 bus route, such as detours, stop changes, trip cancellations, or major delays. You can also subscribe to service alerts from SamTrans in the app, so you’ll be notified of any current or upcoming disruptions and can plan your journey with confidence.
There are 44 bus stops on the SamTrans 121 route.
In select cities, the Momego app shows real-time crowding levels for routes like the SamTrans 121 bus route. You can even see predictions of how busy the bus is likely to be when it reaches your stop.
Open the Momego app to see your location on the map and instantly find the nearest stop for the SamTrans 121 bus route.