Cheapest return flights from Lyon to Keflavik in September from 236€

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

Return flights

27 Sep - 05 Oct easyJet
10 Sep - 17 Sep easyJet
25 Sep - 09 Oct easyJet
27 Sep - 04 Oct easyJet
21 Sep - 24 Sep easyJet
06 Sep - 14 Sep easyJet
13 Sep - 20 Sep easyJet
06 Sep - 15 Sep easyJet
11 Sep - 18 Sep Lufthansa
15 Sep - 24 Sep Vueling Airlines
18 Sep - 26 Sep easyJet
15 Sep - 20 Sep Vueling Airlines

Also check the deals for one-way flights from Lyon 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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