The Swedish Ministry for Foreign Affairs has confirmed to Swedish Television News and Swedish Radio News that the men were arrested in March.
"They are residents of western Sweden and central Sweden," said Katarina Byrenius Roslund of the Foreign Ministry's press office to Swedish Radio News.
Swedish Television News also reports that is has information that indicate the men were travelling to Syria to fight for the Islamic State. The Ministry would not confirm that information.
SVT reports that the men were arrested by Turkish military police as they attempted to cross the Syrian border.
A family member of one of those arrested is supposedly tried to prevent the man from traveling to the area. The person also traveled to Turkey to try thus man.
SVT News says it has sources saying Turkey has previously deported people to Sweden in similar circumstances.
Fredrik Mildner at the Swedish Security Service, Säpo, has said that upwards of 300 people have traveled from Sweden between 2012 to 2015 in order to fight for IS. 135 people have returned to Sweden, and 44 are confirmed dead.