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

Return flights

05 Mar - 08 Mar	Ryanair
12 Mar - 15 Mar	Ryanair
05 Mar - 09 Mar	Ryanair
16 Mar - 19 Mar	Ryanair
20 Mar - 24 Mar	Ryanair
25 Mar - 15 Apr	Ryanair
12 Mar - 15 Mar	Finnair	direct
05 Mar - 09 Mar	Finnair	direct
05 Mar - 08 Mar	Finnair	direct
16 Mar - 19 Mar	Finnair	direct
30 Mar - 03 Apr	airBaltic
30 Mar - 03 Apr	Finnair	direct
25 Mar - 15 Apr	TAP	direct

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

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 Lisbon to Helsinki in March from 183€

Return flights