Currently there are no direct flights from Ibiza to Iceland.

Flights from Ibiza to Iceland with one stopover.

Flights via Cologne (CGN)
From Ibiza (IBZ) with Germanwings Airlines Transfer at Cologne (CGN) Then on to Reykjavik Keflavik (KEF) with Germanwings Airlines
Flights via Barcelona (BCN)
From Ibiza (IBZ) with Iberia Airlines Transfer at Barcelona (BCN) Then on to Reykjavik Keflavik (KEF) with Iberia Airlines