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

Return flights

12 Mar - 16 Mar	Wizz Air
14 Mar - 20 Mar	Austrian Airlines
05 Mar - 09 Mar	Wizz Air
20 Mar - 31 Mar	easyJet
20 Mar - 23 Mar	easyJet
30 Mar - 05 Apr	Austrian Airlines
09 Mar - 13 Mar	Wizz Air
01 Mar - 06 Mar	Wizz Air
30 Mar - 07 Apr	Austrian Airlines
31 Mar - 05 Apr	Lufthansa
30 Mar - 04 Apr	Austrian Airlines
02 Mar - 06 Mar	Wizz Air
31 Mar - 03 Apr	Wizz Air
30 Mar - 06 Apr	Wizz Air
14 Mar - 20 Mar	Icelandair	direct
02 Mar - 06 Mar	Icelandair	direct
30 Mar - 04 Apr	Icelandair	direct
30 Mar - 06 Apr	Icelandair	direct

Also check the deals for one-way flights from Keflavik to Prague 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 Keflavik to Prague in March from 174€

Return flights