Cheapest return RIX–KEF flights, September

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

Return flights

13 Sep - 19 Sep airBaltic direct
23 Sep - 28 Sep Norwegian Air Sweden AOC
04 Sep - 12 Sep airBaltic direct
18 Sep - 28 Sep airBaltic direct
22 Sep - 27 Sep Ryanair
23 Sep - 28 Sep airBaltic direct
04 Sep - 14 Sep airBaltic direct

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

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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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