Cheapest one-way flights from Chicago to Helsinki in May from 287€

AirHint found the following cheapest one-way flights from Chicago (ORD) to Helsinki (HEL) in May 2026 (see full year).

One-Way flights

13 May Frontier Airlines
07 May Turkish Airlines
05 May Turkish Airlines
06 May Turkish Airlines
06 May Finnair direct
28 May Alaska Airlines
05 May Finnair direct
13 May Finnair direct
07 May British Airways direct
28 May British Airways direct

Also check the deals for return flights from Chicago to Helsinki in May.

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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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