AirHint found the following cheapest return flights from Prague (PRG) to Keflavik (KEF) in June 2026 (see full year).

Return flights

11 Jun - 18 Jun	Fly Play	direct
11 Jun - 21 Jun	Fly Play	direct
04 Jun - 11 Jun	Fly Play	direct
04 Jun - 14 Jun	Fly Play	direct
14 Jun - 21 Jun	Fly Play	direct
01 Jun - 06 Jun	SWISS
28 Jun - 12 Jul	Fly Play	direct
13 Jun - 21 Jun	LOT
14 Jun - 22 Jun	LOT
12 Jun - 21 Jun	Wizz Air UK
14 Jun - 26 Jun	Finnair

Also check the deals for one-way flights from Prague to Keflavik in June.

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 Prague to Keflavik in June from 201€

Return flights