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San DiegoMTS

MTS 120 bus

Downtown SD - Kearny Mesa TC

95 % on time

MTS 120 bus Stop List and Next Departures

The MTS 120 - Downtown SD - Kearny Mesa TC bus serves 38 bus stops in the San Diego area departing from 4th Av / B St and ending at Clairemont Mesa Bl / Complex St. Scroll down to see upcoming 120 bus times at each stop and the next scheduled 120 bus times will be displayed. The full 120 bus schedule as well as real-time departures can be found in the Transit app.

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Stops
Mon, May 4, 2026
MTS Downtown SD - Kearny Mesa TC map

MTS 120 bus route map

The MTS 120 - Downtown SD - Kearny Mesa TC bus route map is shown above. The route map shows you an overview of all the stops served by the MTS 120 bus to help you plan your trip on MTS. Opening the app will allow you to see more detailed information about the route on a map including stop specific alerts, such as stops that have been closed or moved. You can also see the location of vehicles in real-time on the route map so you know when the 120 bus is approaching your stop.

See the detailed route map

MTS 120 bus Service Alerts

Open the Transit app to see more information about any active disruptions that may impact the 120 bus schedule, such as detours, moved stops, trip cancellations, major delays, or other service changes to the bus route. The Transit app also allows you to subscribe to receive notifications for any service alert issued by MTS so that you can plan your trip around any active or future disruptions.

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MTS 120 bus Service Frequency

The next 120 bus leaves 4th Av / B St at 12:26 PM, and arrives at Clairemont Mesa Bl / Complex St at 1:27 PM. You can see the frequency of upcoming trips and the exact departure times by opening the Transit app.

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MTS 120 bus On-Time Performance

95 % on time

95% of riders report that the MTS 120 bus arrived on time on their previous trip. In the past 30 days, 12 riders reported on the on-time performance of the 120 bus. Compared to other MTS lines, the 120 bus is ranked 2 out of 105 MTS lines. These on-time performance stats are user reported and may differ from official MTS metrics. See more details about on time, late or early departure reports for the 120 by opening the Transit app.

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MTS 120 bus FAQ

  • What time does the next MTS 120 bus depart from 4th Av / B St?

    The next 120 bus leaves 4th Av / B St at 12:26 PM, and arrives at Clairemont Mesa Bl / Complex St at 1:27 PM. The total trip time for the next MTS 120 bus is 61 min.

  • Is the MTS 120 bus running on time, early or late?

    You can track your bus on a map, monitor real-time updates, and see adjustments to the MTS 120 schedule by downloading the Transit app.

  • When does the next MTS 120 bus arrive?

    You can see the next MTS 120 bus times in the app as well as future departure times for the 120 bus.

  • How many bus stops are there for the MTS 120 bus?

    There are 38 stops on the MTS 120 bus.

  • Is the MTS 120 bus usually crowded?

    You can find real-time information on MTS 120 bus crowding levels in the Transit app (available in select cities or on select trips). You can also see predictions on how crowded the bus will be when it gets to your bus stop.

  • Is the MTS 120 bus currently running?

    Find out the current status for the MTS 120 bus in the Transit app.

  • What is the closest MTS 120 bus stop to me?

    Open the Transit app to see your location on a map and find the closest 120 bus stop to where you are.

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