Shoppers can purchase replacement door latches for dishwashers from many major manufacturers from Sears PartsDirect, ApplianceZone and Amazon, as of 2015. Prices for door latches from these retailers typically range from $25 to $35.
Sears PartsDirect shoppers can earn Shop Your Way rewards points when purchasing replacement latches online, and the company's website guarantees same-day shipping on many items. ApplianceZone lists compatible model numbers on each product page, ensuring customers get the right fit for their dishwashers, and the company provides live-chat assistance as needed. Amazon hosts many vendors selling door latches for dishwashers, and many come with free shipping on orders totaling more than $35.