Sainsbury’s are open on Christmas Eve from 6 AM-6 PM and closed Christmas Day. Boxing Day hours are 9 AM-4 PM. Thursday, 27 December and Friday 28 December hours are 6 AM-8 PM. Saturday, 29 December hours are 6 AM-12 PM. Supermarkets are open on Sunday, 30 December from 6 AM-8 PM. New Year’s Eve hours are 6 AM-7 PM. Sainsbury’s is open on New Year’s Day from 9 AM-5 PM. Hours on 2 January are 6 AM-10 PM.