We found one dictionary that defines the word finish ahead of schedule:

Miscellaneous (1 matching dictionary)

1. finish ahead of schedule: Idioms

▸ Words similar to finish ahead of schedule ▸ Usage examples for finish ahead of schedule ▸ Idioms related to finish ahead of schedule ▸ Wikipedia articles (New!) ▸ Words that often appear near finish ahead of schedule ▸ Rhymes of finish ahead of schedule ▸ Invented words related to finish ahead of schedule