Sherpa eVisa Help by Destination Tanzania How long is my Tanzanian Single-Entry eVisa valid for? Tessa November 22, 2022 20:23 If you have a single-entry eVisa, it is valid for 90 days from the arrival date included in your application. Related articles How many times can I enter Tanzania with my eVisa? There's wrong information on my Tanzanian eVisa, what do I do? How long does it take for the Tanzanian eVisa to be approved? Where can I enter Tanzania using an eVisa? How long is my Tanzanian Multiple-Entry eVisa valid for?