From Longman Dictionary of Contemporary Englishhere we arehere we areused when you have finally arrived somewhere you were travelling toHere we are – home at last. →here
Examples from the Corpus
here we are• I know I read it somewhere... Here we go! It's at the bottom of page 78.• Just a Yes, here we are.• But here we are faced with a dilemma.• Okay, here we are for the FinalJeopardy round.• And here we are, four years later, reading of another fracas in another rust-belt town.• Oh and here we are going to a tangolesson.• Here we are home again!• And here we are in one of the most notoriously capriciousseas in the world, aboard a fantasticyacht called 2041.• So we bargained, and here we are, in the house.• However, here we are not to be intimidated and held off.