My dear on the tufesa page you find the information you are looking for
Check at https://tufesa.com.mx/
You can look it up on the official website of tufesa.com there they give you the detailed information of schedules and prices too
Departure for Los Angeles there are 2 one at 1pm and the other at 11 at night and the price is 58 dolls
You can check the tufesa page to see the departures and the price
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