Cheapest return flights from London to Thessaloniki in September from $278

AirHint found the following cheapest return flights from London (LCY) to Thessaloniki (SKG) in September 2026 (see full year).

Return flights

17 Sep - 24 Sep KLM
05 Sep - 08 Sep SWISS
23 Sep - 29 Sep Lufthansa
10 Sep - 13 Sep KLM
23 Sep - 30 Sep Lufthansa
12 Sep - 18 Sep SWISS
12 Sep - 17 Sep SWISS
10 Sep - 15 Sep Lufthansa
09 Sep - 16 Sep Lufthansa
24 Sep - 29 Sep Lufthansa
30 Sep - 07 Oct Lufthansa
30 Sep - 08 Oct SWISS
26 Sep - 01 Oct SWISS
29 Sep - 08 Oct Lufthansa
30 Sep - 09 Oct Lufthansa
22 Sep - 02 Oct Lufthansa

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

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