Khon Kaen is 449 kilometres from Bangkok and has an area of about 10,886 square kilometres. Traveling to Khon Kaen is quite easy by bus(Buses depart from Bangkok's Mochit 2 Bus Terminal to Khon Kaen every day.), train(Regular trains depart from Bangkok's Hua Lamphong Railway Station to Khon Kaen every day.), car(From Bangkok, take Highway No. 1 to Saraburi and Highway No. 2 to Khon Kaen via Nakhon Ratchasima, a total distance of 449 kilometres) , air Thai Air has 3 flights daily to and from Bangkok (check Thai Airways schedules here).