AirHint found the following cheapest return flights from Katowice (KTW) to Keflavik (KEF) in April 2026 (see full year).

Return flights

05 Apr - 11 Apr	Wizz Air	direct
16 Apr - 02 May	Wizz Air	direct
16 Apr - 18 Apr	Wizz Air	direct
05 Apr - 18 Apr	Wizz Air	direct
26 Apr - 02 May	Lufthansa
26 Apr - 02 May	Wizz Air	direct
02 Apr - 04 Apr	LOT
02 Apr - 11 Apr	Wizz Air	direct
02 Apr - 18 Apr	Wizz Air	direct
02 Apr - 04 Apr	Wizz Air	direct

Also check the deals for one-way flights from Katowice to Keflavik in April.

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 Katowice to Keflavik in April from 160€

Return flights