Cheapest return flights from Los Angeles to Helsinki in September from $572

AirHint found the following cheapest return flights from Los Angeles (LAX) to Helsinki (HEL) in September 2025 (see full year).

Return flights

03 Sep - 24 Sep Scandinavian Airlines
03 Sep - 23 Sep Scandinavian Airlines
21 Sep - 28 Sep Scandinavian Airlines
29 Sep - 06 Oct Scandinavian Airlines
28 Sep - 18 Oct Scandinavian Airlines
15 Sep - 22 Sep Scandinavian Airlines
04 Sep - 25 Sep Scandinavian Airlines
14 Sep - 04 Oct Scandinavian Airlines
18 Sep - 21 Sep Finnair direct
09 Sep - 16 Sep Scandinavian Airlines
25 Sep - 02 Oct Scandinavian Airlines
08 Sep - 12 Sep SWISS
27 Sep - 04 Oct Scandinavian Airlines
09 Sep - 13 Sep Spirit Airlines
04 Sep - 25 Sep American Airlines direct
24 Sep - 01 Oct Lufthansa

Also check the deals for one-way flights from Los Angeles to Helsinki 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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