The cost of a single trip fare on Los Angeles Metro Public Transportation varies depending on the mode of transportation. As of October 2023, a standard one-way fare for buses and the Metro Rail is generally set at $1.75. However, passengers should also be aware that there are reduced fares available for eligible individuals, such as seniors, disabled individuals, and students. These reduced fares typically offer significant discounts off the standard fare. Additionally, passengers can take advantage of the TAP card system, which allows for easier payment and may yield additional savings through fare capping or day passes. For the most current fare information, including any potential changes or additional options, it is advisable to check the official Los Angeles Metro website.