The picture was accompanied by the following caption: “The journey has begun! Luis Nani is on his way to Istanbul”
Nani is expected to arrive at the Sabiha Gökçen airport in Istanbul at 20:00 local time and is expected to be welcomed by all the main Fenerbahçe supporter groups who have organised coach services to the airport.
The Portuguese international will undergo a medical before being unveiled in an official signing ceremony over the next couple of days.
The 28-year-old winger is expected to sign a four-year deal worth €3.975 million, according to a close Turkish-football.com source.
The four-times Premier League champion will wear the number 17 shirt for Fenerbahçe according to the Sabah newspaper.
Nani also won the Champions League as well as the World Club Cup during his time at United and also has 86 international caps for Portugal.