<Ul> <Li> Lufthansa Regional - regional feeder airline <Ul> <Li> Lufthansa CityLine - German regional airline headquartered in Munich and part of Lufthansa Regional </Li> <Li> Air Dolomiti - Italian regional airline headquartered in Villafranca di Verona and part of Lufthansa Regional </Li> </Ul> </Li> <Li> Austrian Airlines - the flag carrier airline of Austria based at Vienna International Airport </Li> <Li> Swiss International Air Lines - the flag carrier airline of Switzerland based at Zürich Airport <Ul> <Li> Edelweiss Air - Swiss 's leisure airline subsidiary </Li> </Ul> </Li> <Li> Eurowings Group ( low - cost or hybrid point - to - point airlines ) <Ul> <Li> Eurowings - German low - cost airline headquartered in Düsseldorf <Ul> <Li> Luftfahrtgesellschaft Walter - German low - cost regional airline integrated into Eurowings in October 2017 </Li> </Ul> </Li> <Li> Eurowings Europe - low - cost airline registered in Austria </Li> <Li> Brussels Airlines - the flag carrier airline of Belgium based at Brussels Airport </Li> </Ul> </Li> <Li> Lufthansa Cargo - German cargo airline headquartered in Frankfurt , formerly German Cargo </Li> </Ul>
which 5 carriers are part of the lufthansa group airlines
Lufthansa Regional Austrian Airlines Swiss International Air Lines Eurowings Group Lufthansa Cargo