The best month to arrive at Miri is May and the most expensive month to fly is November. (Average prices, based on 547 datapoints.)
The best day to arrive at Miri is Wednesday and it would be best to avoid Sunday, as prices are on average 74.2% higher than on Wednesday. (Average prices, based on 590 datapoints.)
The cheapest airline flying to Miri is FireFly. They are 37% cheaper than MasWings. (Average prices, based on 563 datapoints.)