Cheapest return flights from Sofia to Keflavik in April from $248

Best time to book flights for Sofia (SOF) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Sofia (SOF) to Keflavik (KEF) in April 2025 (see full year).

Return flights

02 Apr - 06 Apr Ryanair
01 Apr - 06 Apr Wizz Air
03 Apr - 06 Apr Ryanair
03 Apr - 08 Apr Wizz Air
04 Apr - 09 Apr Ryanair
09 Apr - 15 Apr Ryanair
04 Apr - 08 Apr Ryanair
13 Apr - 15 Apr Wizz Air
22 Apr - 29 Apr Ryanair
21 Apr - 24 Apr Ryanair

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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