The easiest connection you get via Jakarta or Singapore. Etihad and Qatar offer good connections via Jakarta. Thanks to code sharing with Garuda Indonesia the connecting flights are easy to reach. From Jakarta you continue to Balikpapan, the major city in East Kalimantan. On arrival, you will have to apply for a "Visa on Arrival" for US$ 35. Please check your travel agent or the Indonesian embassy in your country for further information.