German airline Eurowings, a subsidiary of Lufthansa, launched flights to Tehran in October 2015.
According to Aero Telegraph, Eurowings was set to launch flights to Tehran in March 2017 following a postponement of the same service that was set to commence in 2016. (Aero Telegraph, “Eurowings will probably fly to Tehran in 2017,” 3/31/2016).
This report followed an official announcement that from Summer 2016, “the new Eurowings will fly to five new long-haul destinations including Miami, Boston and Las Vegas, all the in US, as well as Tehran, Iran.” (Lufthansa Website, “The new Eurowings has taken off”).
Eurowings’ participated at the Iranian Aviation Confex 2017 in Tehran, Iran from April 18-19, 2017. (Iranian Aviation Confex Website, “Speaker Lineup”).