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

Return flights

24 Mar - 30 Mar	Ryanair
29 Mar - 04 Apr	airBaltic	direct
14 Mar - 17 Mar	airBaltic	direct
24 Mar - 30 Mar	airBaltic	direct
03 Mar - 10 Mar	airBaltic
03 Mar - 10 Mar	airBaltic	direct
14 Mar - 21 Mar	airBaltic
10 Mar - 14 Mar	Ryanair
14 Mar - 21 Mar	airBaltic	direct
05 Mar - 10 Mar	Ryanair
12 Mar - 15 Mar	Ryanair

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

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 March from 176€

Return flights