Please be aware that Yogyakarta has multiple airports and that these results are for all airports serving the city.
The best month to fly between Yogyakarta and Balikpapan is March and the most expensive month to fly is July. (Average prices, based on 30189 datapoints.)
The best day to arrive at Yogyakarta is Friday and it would be best to avoid Sunday, as prices are on average 9.97% higher than on Friday. (Average prices, based on 31046 datapoints.)