Antonyms for the phrase "most last minute" include "planned," "premeditated," "organized," "methodical," "deliberate," "meticulous," and "systematic." These words carry a sense of intention and purpose, in contrast to the lack of planning that characterizes a last-minute approach. When one is organized and methodical, there is a greater chance of accomplishing tasks effectively and efficiently, while a last-minute approach can lead to stress, mistakes, and missed opportunities. Thus, while there may be times when a last-minute strategy is necessary, it is often better to plan ahead and be deliberate in one's actions.