Traveling from the airport to the city center has always a pain for most travelers, since we don’t know which transportation is the best option. We all want it to be the cheapest and the most convenient. Some may want the public transportation thanks to low expense, some prefer the private one thanks to its flexibility and availability. Little do we know that taxi in Nha Trang can be a cheap option and public transportation in Singapore is convenient as well. In this article, I will give a thorough guide on how to travel from airport to city center in 5 Asian cities: Singapore, Jakarta, Hanoi, Nha Trang, & Hong Kong.