Cheapest return flights from Split to Keflavik in September from 212€

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

Return flights

12 Sep - 14 Sep Fly Play direct
12 Sep - 01 Oct Fly Play
29 Sep - 06 Oct Wizz Air UK
25 Sep - 29 Sep Wizz Air UK
12 Sep - 18 Sep Fly Play direct
12 Sep - 15 Sep Fly Play
22 Sep - 29 Sep Vueling Airlines
11 Sep - 15 Sep LOT
10 Sep - 14 Sep Volotea
11 Sep - 22 Sep Lufthansa
12 Sep - 15 Sep Fly Play direct
29 Sep - 06 Oct Fly Play direct
22 Sep - 26 Sep KLM
14 Sep - 03 Oct Jet2

Also check the deals for one-way flights from Split 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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