Irkutsk Airport is one of Russia's most important and receives international flights from Mongolia, China, South Korea, Thailand, and Uzbekistan. Domestic flights are available from most major Russian airports, including: Saint Petersburg, Moscow, Khabarovsk, Yekaterinburg, Vladivostok, and many others.
Despite the importance of Irkutsk Airport, most travellers still arrive via the Trans-Siberian Railway, which stops at from west to east: Taishet junction with the Baikal-Amur Mainline, Nizhneudinsk, Usolye-Sibirskoe, Angarsk, Irkutsk, among other less frequented settlements.