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

Return flights

12 Mar - 17 Mar	easyJet
16 Mar - 21 Mar	easyJet
13 Mar - 17 Mar	easyJet
11 Mar - 17 Mar	easyJet
26 Mar - 29 Mar	easyJet
02 Mar - 10 Mar	easyJet
18 Mar - 21 Mar	easyJet
14 Mar - 17 Mar	easyJet
02 Mar - 07 Mar	easyJet
06 Mar - 10 Mar	easyJet
23 Mar - 03 Apr	Wizz Air UK
28 Mar - 10 Apr	LOT
27 Mar - 04 Apr	Austrian Airlines
30 Mar - 03 Apr	Scandinavian Airlines
28 Mar - 03 Apr	Ryanair
28 Mar - 04 Apr	LOT
30 Mar - 04 Apr	Ryanair
28 Mar - 04 Apr	Icelandair	direct
27 Mar - 04 Apr	Icelandair	direct
28 Mar - 03 Apr	Icelandair	direct

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

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 March from 128€

Return flights