There are many synonyms to express the idea of "got out of my sight". Some common alternatives include "disappeared", "vanished", "faded away", "slipped away", "darted off", "bolted", "fled", "escaped", "evaded", "eluded", "skipped town", "took off", "took flight", "departed", "left", "abandoned the scene", "went missing", and many more. In any case, these synonyms convey the idea of something or someone being out of view or reach, typically without being noticed, and often with a sense of urgency or frustration. Choose the right synonym to express the appropriate meaning and tone for your particular context.