Please be aware that Melbourne has multiple airports and that these results are for all airports serving the city.
The best month to fly between Melbourne and Sydney is August and the most expensive month to fly is November. (Average prices, based on 3929 datapoints.)
The best day to arrive at Melbourne is Saturday and it would be best to avoid Sunday, as prices are on average 76.4% higher than on Saturday. (Average prices, based on 1376 datapoints.)
The cheapest airline flying from Melbourne to Sydney is JetStar Airways. They are 52% cheaper than Qantas. (Average prices, based on 3999 datapoints.)
The best time to fly is at around 16. (Average prices, based on 6305 datapoints.)