Cheapest return flights from Lisbon to Helsinki in December from 235€

Best time to book flights for Lisbon (LIS) to Helsinki (HEL) flights at AirHint

AirHint found the following cheapest return flights from Lisbon (LIS) to Helsinki (HEL) in December 2025 (see full year).

Return flights

04 Dec - 08 Dec Lufthansa
01 Dec - 08 Dec Lufthansa
01 Dec - 09 Dec Ryanair
05 Dec - 10 Dec Air France
23 Dec - 02 Jan Air France
23 Dec - 27 Dec Vueling Airlines
01 Dec - 08 Dec Finnair direct
17 Dec - 23 Dec Lufthansa
30 Dec - 04 Jan Finnair
17 Dec - 23 Dec Finnair direct
23 Dec - 27 Dec Finnair direct
23 Dec - 02 Jan Finnair direct

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

Skyscanner

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.

Book a cheap hotel in Helsinki

Cheap car rent in Helsinki