The initial section of Line 3 will link Periférico Zapopan in the northwest of the city with Federalisimo on Line 1.

The total length of all three phases will be 21.5km and the line will have 18 stations. The second phase will include a 5.5km tunnel with five underground stations, including an interchange with the east-west Line 2 at Plaza Universidad. The final section will extend the line on an elevated alignment into the southeastern suburbs to terminate at Central Camionera in Tlaquepaque.

When all three phases are completed Line 3 is expected to carry around 233,000 passengers per day with a journey time of 33 minutes between the two termini.

Services will be operated by a fleet of 16 two-car trains, each accommodating up to 500 passengers.