Cheapest return flights from Florence to Keflavik in September from 246€

AirHint found the following cheapest return flights from Florence (FLR) to Keflavik (KEF) in September 2025 (see full year).

Return flights

15 Sep - 23 Sep SWISS
10 Sep - 18 Sep SWISS
09 Sep - 18 Sep Lufthansa
09 Sep - 16 Sep Lufthansa
08 Sep - 16 Sep SWISS
11 Sep - 18 Sep Lufthansa
02 Sep - 07 Sep Lufthansa
13 Sep - 20 Sep Vueling Airlines
10 Sep - 20 Sep Volotea
08 Sep - 15 Sep Lufthansa

Also check the deals for one-way flights from Florence to Keflavik in September.

Skyscanner

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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