Cheapest one-way flights from Lisbon to Helsinki in September from 87€

AirHint found the following cheapest one-way flights from Lisbon (LIS) to Helsinki (HEL) in September 2025 (see full year).

One-Way flights

17 Sep Ryanair
11 Sep Ryanair
24 Sep Ryanair
16 Sep Vueling Airlines
30 Sep Vueling Airlines
25 Sep Ryanair
04 Sep Norwegian Air Sweden AOC
22 Sep Ryanair
10 Sep Vueling Airlines
09 Sep Vueling Airlines

Also check the deals for return flights from Lisbon to Helsinki in September.

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.

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