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 Samarinda is March and the most expensive month to fly is June. (Average prices, based on 432 datapoints.)
The best day to arrive at Yogyakarta is Friday and it would be best to avoid Saturday, as prices are on average 3.29% higher than on Friday. (Average prices, based on 435 datapoints.)
