Paying For Your Fare

Riders can pay for their MTS fixed-route bus and Trolley trips using the PRONTO app, a PRONTO card or cash. Click here for information on MTS Access paratransit service.


Riders can download the PRONTO app in the Apple or Google Play stores. Load money, or purchase month passes, right from your phone.

Get it on Google Play
Download on the App Store


PRONTO cards cost $2 (one-time fee), and are available at retail outlets (requires a minimum $5 load), at Trolley ticket machines (requires a minimum $3 load) and the MTS Transit Store (requires $3 minimum load). Money can be loaded to your PRONTO card:

  • Through the PRONTO app
  • Online at
  • At a retail location
  • Over the phone (619-595-5636)
  • At Trolley ticket machines
  • MTS Transit Store

Month passes are available for purchase online or through the app, at ticket machines, over the phone and at the MTS Transit Store (riders cannot purchase a month pass at retail locations). Month passes are valid the first through the last day of the month, and can be purchase the 1st through the 19th of the current month. Passes purchased on the 20th day of the month, through the end of the month, will be valid starting the following calendar month (ex: a pass purchase June 20 will be valid July 1 – 31.)

For a full list of locations where you can get a PRONTO card, visit

For Frequently Asked Questions, please visit our FAQ section on

Paying with Cash:

Riders can use cash to reload money to PRONTO or purchase a pass on PRONTO at retail outlets, Trolley ticket machines or the MTS Transit Store.

Bus fare boxes cannot reload money to PRONTO, and only accept exact change for one-way trips. (One-way trips in cash do not include transfers to any other bus route or Trolley line.)

Bus Fare Boxes and Trolley Ticket Machines:

The following payment methods are accepted on board or at ticket machines:

  • Coins
    • Pennies (bus only), Nickels, Dimes, Quarters, Half-dollars, Dollar Coins (all except Eisenhower Dollars)
  • Bills
    • $1, $2, $5, $10, $20
  • Credit/Debit is accepted at Ticket Machines ONLY. No change is available on buses. Ticket Machines distribute a maximum of $5 in change.