Bus · San Diego

San Diego Metropolitan Transit System

103 bus routes in San Diego. Browse routes and schedules and plan trips on MTS in the CityTransit app.

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CityTransit trip detail with turn-by-turn walking directions to the stop
Routes
103
Stops
4,350
Modes
Bus

MTS at a glance

Serves
San Diego, California
Modes
Bus
Service hours
6:04 AM to 10:04 PM
Wheelchair accessible stops
87%
Time zone
America/Los_Angeles
Schedule valid through
Jan 31, 2027
Data last updated
Nov 10, 2026
Official website
sdmts.com

Busiest MTS routes

  • 227 Imperial Beach - Otay Mesa Tc
  • 215 Mid-City Rapid
  • 7 Downtown San Diego - University/College
  • Blue San Ysidro - Utc
  • Green El Cajon - 12Th & Imperial

About MTS

San Diego Metropolitan Transit System is a public transportation provider that serves the San Diego area. San Diego Metropolitan Transit System operates the following transit modes across the San Diego area: Bus. In total, MTS operates 103 routes and serves 4,350 stops or stations in the San Diego area. Line schedules (timetables, itineraries, service hours) and departure and arrival times are updated in the app in real time.

San Diego Metropolitan Transit System routes

San Diego Metropolitan Transit System Bus · 103 routes

San Diego Metropolitan Transit System: frequently asked questions

How many routes does San Diego Metropolitan Transit System operate?

San Diego Metropolitan Transit System operates 103 bus routes and serves 4,350 stops or stations in San Diego.

What are the San Diego Metropolitan Transit System service hours?

Most San Diego Metropolitan Transit System service runs from about 6:04 AM to 10:04 PM. Hours differ by route and day, so open a route in the app for exact times.

What are the busiest San Diego Metropolitan Transit System routes?

By scheduled trips, the busiest San Diego Metropolitan Transit System routes are 227 Imperial Beach - Otay Mesa Tc, 215 Mid-City Rapid, 7 Downtown San Diego - University/College, Blue San Ysidro - Utc, Green El Cajon - 12Th & Imperial.

Is San Diego Metropolitan Transit System wheelchair accessible?

87% of San Diego Metropolitan Transit System stops are marked wheelchair accessible in the agency's schedule data. Check the stop in the app before you travel.

How do I contact San Diego Metropolitan Transit System?

Website: http://www.sdmts.com.

How do I see San Diego Metropolitan Transit System schedules and next departures?

Download the free CityTransit app for iPhone or Android, choose San Diego, then pick San Diego Metropolitan Transit System to browse routes and timetables.

San Diego Metropolitan Transit System service updates

Check the CityTransit app for San Diego Metropolitan Transit System schedule changes, route changes, stop changes and other service updates.

San Diego Metropolitan Transit System fares

Prices of different ticket types may change. Check the CityTransit app for fares on individual lines, and visit San Diego Metropolitan Transit System's official site for ride fares and tickets.

San Diego Metropolitan Transit System schedules

Looking for a specific San Diego Metropolitan Transit System bus schedule? All San Diego Metropolitan Transit System lines and schedules in San Diego are in the CityTransit app, with step-by-step navigation.

San Diego Metropolitan Transit System contact

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