Cheapest return flights from Helsinki to Lisbon in May from 225€

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

Return flights

27 May - 03 Jun Ryanair
18 May - 27 May Lufthansa
12 May - 22 May Lufthansa
13 May - 19 May Ryanair
03 May - 10 May Ryanair
08 May - 11 May Lufthansa
01 May - 08 May Lufthansa
11 May - 18 May Ryanair
06 May - 15 May KLM
02 May - 09 May KLM
28 May - 04 Jun Norwegian Air Sweden AOC
05 May - 12 May Ryanair
18 May - 08 Jun airBaltic
27 May - 03 Jun Finnair direct
18 May - 08 Jun Finnair direct
28 May - 04 Jun TAP direct

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

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