From Longman Dictionary of Contemporary Englishit’s just as well (that)it’s just as well (that)spokenSATISFIED used to say that things have happened in a good or fortunate way It’s just as well I kept some money aside for emergencies. → well
Examples from the Corpus
it’s just as well (that)• Perhaps it is just as well.• It's just as well I took the train today - I heard the traffic was really bad. 