If your citizenship is included in the following link list, you are exempt from obtaining a visa to Armenia.  Citizens of countries not included in the list may also be exempt from visa requirements, depending on passport type and country of issue. Travel visa enables visitors to stay in Armenia for up to 180 days over the course of a single year!
In the case when your citizenship country is not listed in the above link, the process of obtaining a visa to Armenia at the Yerevan International Airport is very quick and straightforward. Visitors can receive entry visa for a different purposes; tourism, business, medical and short-term stays. Visas could be issued for single entry or multiple entries, and for a short-term stay as well, (up to 21 days). The last one costs 3,000 AMD. For more information regarding entry visas, please click here.
Travelers can also apply for visas online, via the new e-visa platform.
Please check with your embassy and consulate, or with the embassy of Armenia in your country, if you are from one of the following countries, Citizens and travel documents holders for listed countries should only apply for an entry visa only at the diplomatic or consular posts of the Republic of Armenia in appropriate country, and shall provide invitation letters for that.