Antonyms for the phrase "arriving time" include "late arrival," "delayed arrival," "missed arrival," "postponed arrival," "deferred arrival," and "non-arrival." These terms refer to situations in which someone or something is not able to reach a predetermined location or time due to unforeseen circumstances or delays. They can cause frustration and inconvenience for those who were expecting the arrival, and can often result in rescheduling or even cancellation of plans. Conversely, the antonym of "arriving time" is "early arrival," which refers to reaching a place or event before the expected time.