Cheapest return flights from Keflavik to Duesseldorf in April from $249

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

Return flights

09 Apr - 14 Apr SWISS
18 Apr - 09 May Vueling Airlines
04 Apr - 11 Apr Vueling Airlines

Also check the deals for one-way flights from Keflavik to Duesseldorf 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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