AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Helsinki (HEL) in August 2025 (see full year).

Return flights

17 Aug - 24 Aug	Scandinavian Airlines
18 Aug - 03 Sep	Spirit Airlines
04 Aug - 29 Aug	Turkish Airlines
04 Aug - 28 Aug	Turkish Airlines
04 Aug - 13 Aug	Frontier Airlines
01 Aug - 28 Aug	Spirit Airlines
18 Aug - 03 Sep	Iberia	direct
18 Aug - 02 Sep	Finnair	direct
03 Aug - 10 Aug	Spirit Airlines
04 Aug - 11 Aug	British Airways
04 Aug - 29 Aug	Finnair	direct
04 Aug - 28 Aug	Iberia	direct
01 Aug - 28 Aug	British Airways	direct

Also check the deals for one-way flights from Dallas-Fort Worth to Helsinki in August.

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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Cheapest return flights from Dallas-Fort Worth to Helsinki in August from $570

Return flights