Cheapest return flights from Fort Lauderdale to Keflavik in December from 1133€

AirHint found the following cheapest return flights from Fort Lauderdale (FLL) to Keflavik (KEF) in December 2025 (see full year).

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.