Cheapest return flights from Chicago to Helsinki in March from $447

AirHint found the following cheapest return flights from Chicago (ORD) to Helsinki (HEL) in March 2026 (see full year).

Return flights

01 Mar - 08 Mar Scandinavian Airlines
12 Mar - 19 Mar Scandinavian Airlines
15 Mar - 22 Mar Scandinavian Airlines
18 Mar - 25 Mar Scandinavian Airlines
05 Mar - 12 Mar Scandinavian Airlines
25 Mar - 01 Apr Icelandair
07 Mar - 14 Mar Scandinavian Airlines
30 Mar - 06 Apr Scandinavian Airlines
29 Mar - 05 Apr Air Canada
29 Mar - 05 Apr Finnair direct
27 Mar - 03 Apr Scandinavian Airlines
21 Mar - 28 Mar Scandinavian Airlines

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

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