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

Return flights

28 Jul - 04 Aug	KLM
29 Jul - 04 Aug	Lufthansa
28 Jul - 02 Aug	KLM
27 Jul - 04 Aug	KLM
28 Jul - 03 Aug	KLM
29 Jul - 03 Aug	Lufthansa
18 Jul - 25 Jul	Finnair
13 Jul - 20 Jul	Finnair
27 Jul - 03 Aug	Finnair
27 Jul - 02 Aug	Finnair
28 Jul - 03 Aug	TAP	direct
29 Jul - 03 Aug	TAP	direct
18 Jul - 25 Jul	TAP	direct
13 Jul - 20 Jul	TAP	direct

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

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

Cheapest return flights from Lisbon to Helsinki in July from $302

Return flights