AirHint found the following cheapest return flights from Thessaloniki (SKG) to Helsinki (HEL) in July 2025 (see full year).

Return flights

29 Jul - 12 Aug	Ryanair	direct
29 Jul - 16 Aug	Ryanair	direct
29 Jul - 02 Aug	Ryanair	direct
29 Jul - 09 Aug	Ryanair	direct
29 Jul - 05 Aug	Ryanair	direct
30 Jul - 05 Aug	Transavia France
31 Jul - 05 Aug	Ryanair
29 Jul - 04 Aug	Ryanair
29 Jul - 01 Aug	Ryanair
30 Jul - 04 Aug	Transavia France
27 Jul - 28 Jul	Aegean Airlines

Also check the deals for one-way flights from Thessaloniki 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.

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Cheapest return flights from Thessaloniki to Helsinki in July from 284€

Return flights