The KCC Farmers Market on the Kapiolani Community College grounds in Diamond Head Honolulu is the canonical Saturday produce stop, run by the Hawaii Farm.
Tip: Saturday 07:30-11:00 in Parking Lot C. Cash and ATM on campus. Get there by 08:00 for full selection.
Kakaako Farmers Market at Ward Village in Honolulu runs every Saturday on Ala Moana Boulevard with over 140 vendors, the largest farmers market on Oahu.
Tip: Year-round Saturday 08:00-12:00. Park at Fisherman's Wharf or in the Ward Village garage; free parking with validation.