IST is the usual Turkey connection from Kabul on this catalog. It is a large single-airport hub; walking times between gates can be long. Whether you need an airport transit visa or an e-visa to enter Turkey is a government and airline decision. A ticket to a third country does not automatically include a Turkish transit visa. For Europe-bound trips, check both the Turkish connection and the final destination’s visa. Sharifi Neya can help choose a longer layover when documents are uncertain. Rules change. Confirm visas, transit, and baggage with the airline and the relevant embassy before you travel.