AirHint found the following cheapest return flights from Riga (RIX) to Keflavik (KEF) in August 2026 (see full year).

Return flights

14 Aug - 25 Aug	airBaltic	direct
14 Aug - 20 Aug	airBaltic
11 Aug - 20 Aug	airBaltic
14 Aug - 20 Aug	airBaltic	direct
16 Aug - 30 Aug	Finnair
17 Aug - 31 Aug	Finnair
17 Aug - 31 Aug	airBaltic	direct
09 Aug - 18 Aug	Norwegian Air Sweden AOC
09 Aug - 18 Aug	airBaltic	direct
06 Aug - 14 Aug	Norwegian Air Sweden AOC

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

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 August from $214

Return flights