AirHint found the following cheapest return flights from Athens (ATH) to Keflavik (KEF) in July 2026 (see full year).

Return flights

01 Jul - 08 Jul	Scandinavian Airlines
03 Jul - 14 Jul	Scandinavian Airlines
03 Jul - 11 Jul	Scandinavian Airlines
07 Jul - 09 Aug	LOT
01 Jul - 10 Jul	Scandinavian Airlines
02 Jul - 10 Jul	Scandinavian Airlines
09 Jul - 17 Jul	Scandinavian Airlines
14 Jul - 24 Jul	LOT
14 Jul - 14 Jul	Wizz Air
20 Jul - 31 Jul	Scandinavian Airlines

Also check the deals for one-way flights from Athens 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 Athens to Keflavik in July from 256€

Return flights