Russia Trans-Siberian: How to get from Russia to Kazakhstan

Downtown Astana, Kazakhstan with Bayterek Tower in the background If you’re traveling on the Trans-Siberian, the easiest way to get from Russia to Kazakhstan is to take the bus from Omsk to Astana, Kazakhstan’s capital city. It was easy to figure out the next leg of my Trans-Siberian journey after arriving in Irkutsk, Russia from Mongolia.