He broke into the first team squad early in the 2012–13 season, making his league debut in an 0–2 loss against Hradec Králové in October 2012.
He became an integral part of Teplice's first team in the 2013–14 season, playing 8 whole league matches in a row before being sent off after 28 minutes in the 9th round against Příbram.
[3] On 11 May 2017, Slavia Prague officials announced that Copenhagen triggered the release clause on Lüftner's contract by a bid of €1,5 million.
On 3 June 2021 it was confirmed, that Lüftner had joined Nemzeti Bajnokság I club Fehérvár FC from Copenhagen with immediate effect.
He was first called up to the senior Czech national team in August 2017 to face Germany and Northern Ireland in the World Cup qualifiers,[9] but failed to make an appearance.