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

Return flights

31 Jul - 12 Aug	Ryanair
31 Jul - 05 Aug	Ryanair
31 Jul - 08 Aug	Ryanair
09 Jul - 05 Aug	Wizz Air
28 Jul - 31 Jul	Ryanair
20 Jul - 25 Jul	Ryanair
18 Jul - 24 Jul	Wizz Air
08 Jul - 15 Jul	Ryanair
30 Jul - 16 Aug	Wizz Air
19 Jul - 25 Jul	Ryanair
13 Jul - 22 Jul	Ryanair
20 Jul - 27 Jul	Ryanair
20 Jul - 26 Jul	Ryanair
19 Jul - 26 Jul	easyJet
21 Jul - 28 Jul	SWISS
25 Jul - 05 Aug	Austrian Airlines

Also check the deals for one-way flights from Thessaloniki to Keflavik 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 Keflavik

Cheap car rent in Keflavik

Cheapest return flights from Thessaloniki to Keflavik in July from 265€

Return flights