Bale fired in a low shot seven mins from time to seal 3 points for LAFC, who continue to be four points clean on the top of the Western Conference standings.
Former Real Madrid star Bale had come off the bench as a second-half of replacement before scoring his first purpose for the reason that arriving in Major League Soccer in advance this month.
The Wales worldwide released the pass which set up his purpose, fast freeing striker Cristian Arango with a pass from deep inner his personal half.
Arango, who had scored LAFC's opener, held the ball up properly and then rolled a pass into the route of Bale, who had sprinted up in support of the counter-attack.
Bale took his time earlier than nonchalantly prodding his end past Tim Melia inside the Kansas City intention.
"Obviously I suppose the maximum essential component is that we gained the sport, first and main," stated Bale. "Nice to come and grab a aim and assist the team get the three points.
"From a private point of view it's high-quality to get off the mark but more importantly get the three factors.
"The transition's been what I expected. I'm getting my fitness back up quite quickly, and the membership's doing an splendid process to progress me and not push me too quick.
"I'm beginning to feel better and higher as education is going on, and satisfied to make a contribution tonight."
Elsewhere on Saturday, there has been a successful debut for Toronto FC's excessive profile Italian signings Lorenzo Insigne and Federico Bernardeschi.