Cheapest one-way flights from Lisbon to Helsinki in September from 86€

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

One-Way flights

24 Sep Ryanair
17 Sep Ryanair
04 Sep Norwegian Air Sweden AOC
18 Sep Norwegian Air Sweden AOC
11 Sep Norwegian Air Sweden AOC
10 Sep Ryanair
25 Sep Vueling Airlines
26 Sep Ryanair
15 Sep Ryanair
30 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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