But there is another reason to start pricing flights to Seattle.
The airlines say they do not want to start flights until their safety concerns have been allayed.
The competing YC-15 had started flights almost a year earlier.
The airline started regular flights on the route beginning December 14, 2012.
It started by flying only to places in Iran, but soon started flights to other countries.
After consolidating summer service, the airline started year-round flights in 1994.
The first new airline to start scheduled flights was Color Air.
The airline also announced plans to start direct flights to Europe by 2015 or 2016.
In a statement from his office, he said the question was not if United would start direct flights to Berlin but when.
It was incorporated in October 2001 and started commercial flights on 15 May 2002.