Sherpa eVisa Help by Destination Vietnam Can I enter Vietnam more than once with my eVisa? Amara January 30, 2021 08:51 A Vietnam eVisa is valid for a single entry for 30 days from your arrival date. Related articles When should I apply for the Bahrain eVisa? My travel date changed, what do I do? How long does it take for the Vietnamese eVisa to be approved? I'm trying to check in to my flight. Where is my eVisa number? Can I get a Visa on arrival?