The best month to fly between Sydney and Brisbane is April and the most expensive month to fly is October. (Average prices, based on 1114 datapoints.)
The best day to arrive at Sydney is Wednesday and it would be best to avoid Saturday, as prices are on average 75.75% higher than on Wednesday. (Average prices, based on 2691978 datapoints.)
The cheapest airline flying from Sydney to Brisbane is JetStar Airways. They are 49% cheaper than Qantas. (Average prices, based on 1137 datapoints.)
The best time to fly is at around 6. (Average prices, based on 1707 datapoints.)