Cheapest return flights from Chicago to Helsinki in August from $501

Best time to book flights for Chicago (ORD) to Helsinki (HEL) flights at AirHint

AirHint found the following cheapest return flights from Chicago (ORD) to Helsinki (HEL) in August 2025 (see full year).

Return flights

18 Aug - 25 Aug Scandinavian Airlines
19 Aug - 27 Aug Scandinavian Airlines
19 Aug - 26 Aug Scandinavian Airlines
24 Aug - 31 Aug Scandinavian Airlines
14 Aug - 21 Aug Scandinavian Airlines
29 Aug - 05 Sep Scandinavian Airlines
09 Aug - 16 Aug United
04 Aug - 11 Aug United
19 Aug - 27 Aug American Airlines direct
18 Aug - 25 Aug American Airlines direct

Also check the deals for one-way flights from Chicago to Helsinki in August.

Skyscanner

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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