Cheapest return flights from Sofia to Keflavik in April from $173

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

Return flights

14 Apr - 20 Apr Wizz Air
20 Apr - 28 Apr Wizz Air
15 Apr - 26 Apr Wizz Air
15 Apr - 19 Apr Ryanair
30 Apr - 06 May Wizz Air
09 Apr - 13 Apr Ryanair
01 Apr - 05 Apr Wizz Air
17 Apr - 19 Apr Wizz Air
12 Apr - 19 Apr Austrian Airlines

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

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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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