Cheapest return flights from Prague to Keflavik in May from 174€

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

Return flights

02 May - 11 May Lufthansa
02 May - 09 May Lufthansa
03 May - 11 May Austrian Airlines
01 May - 11 May Austrian Airlines
02 May - 10 May Lufthansa
11 May - 16 May Lufthansa
01 May - 09 May Austrian Airlines
08 May - 18 May Austrian Airlines
08 May - 11 May Austrian Airlines
08 May - 16 May Austrian Airlines
09 May - 05 Jun Lufthansa
08 May - 03 Jun Austrian Airlines
30 May - 09 Jun Lufthansa
08 May - 04 Jun Austrian Airlines
18 May - 01 Jun Lufthansa
29 May - 08 Jun Scandinavian Airlines
29 May - 05 Jun Norwegian
30 May - 06 Jun Norwegian
25 May - 03 Jun Lufthansa
08 May - 03 Jun Icelandair direct

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

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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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