Cheapest return flights from Oslo to Helsinki in August from 120€

AirHint found the following cheapest return flights from Oslo (OSL) to Helsinki (HEL) in August 2026 (see full year).

Return flights

04 Aug - 05 Aug Norwegian direct
11 Aug - 25 Aug Norwegian direct
11 Aug - 26 Aug Norwegian direct
11 Aug - 19 Aug Norwegian direct
11 Aug - 20 Aug Norwegian direct
11 Aug - 18 Aug Norwegian direct
28 Aug - 15 Sep Norwegian direct
26 Aug - 15 Sep Norwegian direct
04 Aug - 19 Aug Norwegian direct
04 Aug - 20 Aug Norwegian direct
04 Aug - 18 Aug Norwegian direct
19 Aug - 25 Aug Norwegian direct
25 Aug - 03 Sep Norwegian direct
19 Aug - 02 Sep Norwegian direct
19 Aug - 03 Sep Norwegian direct
25 Aug - 02 Sep Norwegian direct
28 Aug - 03 Sep Norwegian direct
17 Aug - 03 Sep Norwegian direct
26 Aug - 03 Sep Norwegian direct
24 Aug - 02 Sep Norwegian direct

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

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