Cheapest return flights from Helsinki to Lisbon in May from $180

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

Return flights

12 May - 20 May Ryanair
09 May - 20 May Ryanair
16 May - 20 May Ryanair
12 May - 19 May Ryanair
03 May - 10 May Ryanair
16 May - 22 May Ryanair
05 May - 19 May Ryanair
22 May - 27 May Ryanair
12 May - 18 May Ryanair
05 May - 12 May Lufthansa
28 May - 11 Jun Ryanair
28 May - 02 Jun Ryanair
29 May - 02 Jun Ryanair
19 May - 02 Jun Ryanair
30 May - 07 Jun Ryanair
28 May - 01 Jun Ryanair
22 May - 01 Jun Norwegian Air Sweden AOC
29 May - 01 Jun Ryanair
19 May - 02 Jun Finnair direct
22 May - 01 Jun Finnair direct

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

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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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