Cheapest return flights from Helsinki to Luxemburg in September from $182

AirHint found the following cheapest return flights from Helsinki (HEL) to Luxemburg (LUX) in September 2026 (see full year).

Return flights

14 Sep - 17 Sep Luxair direct
15 Sep - 17 Sep Finnair direct
17 Sep - 20 Sep KLM

Also check the deals for one-way flights from Helsinki to Luxemburg in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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