AirHint found the following cheapest return flights from Riga (RIX) to Keflavik (KEF) in October 2025 (see full year).

Return flights

03 Oct - 06 Oct	airBaltic	direct
10 Oct - 13 Oct	airBaltic	direct
12 Oct - 16 Oct	airBaltic	direct
19 Oct - 23 Oct	airBaltic	direct
09 Oct - 12 Oct	Ryanair
17 Oct - 20 Oct	airBaltic	direct
16 Oct - 19 Oct	Norwegian Air Sweden AOC
09 Oct - 09 Oct	Scandinavian Airlines

Also check the deals for one-way flights from Riga to Keflavik in October.

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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Cheapest return flights from Riga to Keflavik in October from 179€

Return flights