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

Return flights

03 Jun - 09 Jun	SWISS
01 Jun - 09 Jun	SWISS
13 Jun - 23 Jun	Wizz Air UK
03 Jun - 10 Jun	SWISS
22 Jun - 05 Jul	SWISS
17 Jun - 21 Jun	easyJet
02 Jun - 09 Jun	Norwegian
05 Jun - 10 Jun	Scandinavian Airlines
05 Jun - 11 Jun	Scandinavian Airlines
10 Jun - 17 Jun	Scandinavian Airlines
03 Jun - 08 Jun	Scandinavian Airlines
17 Jun - 01 Jul	easyJet
24 Jun - 06 Jul	SWISS
29 Jun - 03 Jul	SWISS
29 Jun - 11 Jul	Smart Wings
29 Jun - 09 Jul	Finnair
29 Jun - 06 Jul	Smart Wings
25 Jun - 05 Jul	Finnair
17 Jun - 01 Jul	Icelandair	direct
24 Jun - 06 Jul	Icelandair	direct

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 202€

Return flights