Cheapest return flights from London to Cluj-napoca in September from $345

AirHint found the following cheapest return flights from London (LCY) to Cluj-napoca (CLJ) in September 2026 (see full year).

Return flights

14 Sep - 17 Sep SWISS
10 Sep - 17 Sep ITA Airways
11 Sep - 13 Sep Aer Lingus
12 Sep - 15 Sep ITA Airways
10 Sep - 13 Sep ITA Airways
11 Sep - 14 Sep Aer Lingus

Also check the deals for one-way flights from London to Cluj-napoca in September.

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