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

Return flights

10 Jul - 17 Jul	Finnair	direct
03 Jul - 17 Jul	Norwegian	direct
03 Jul - 15 Jul	Norwegian	direct
03 Jul - 12 Jul	Norwegian	direct
08 Jul - 17 Jul	Norwegian	direct
08 Jul - 15 Jul	Norwegian	direct
08 Jul - 12 Jul	Norwegian	direct
09 Jul - 12 Jul	Norwegian	direct
24 Jul - 07 Aug	Norwegian	direct
10 Jul - 15 Jul	Norwegian	direct
10 Jul - 12 Jul	Norwegian	direct
24 Jul - 14 Aug	Norwegian	direct
24 Jul - 13 Aug	Norwegian	direct
24 Jul - 08 Aug	Norwegian

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

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 Helsinki to Oslo in July from 120€

Return flights