Cheapest return flights from Riga to Keflavik in September from 218€

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

Return flights

29 Sep - 02 Oct Ryanair
28 Sep - 02 Oct Ryanair
09 Sep - 16 Sep Ryanair
17 Sep - 20 Sep Ryanair
10 Sep - 11 Sep Ryanair
10 Sep - 15 Sep Ryanair
29 Sep - 03 Oct Ryanair
12 Sep - 13 Sep Finnair
14 Sep - 15 Sep Ryanair
13 Sep - 14 Sep Ryanair
09 Sep - 09 Sep Ryanair
15 Sep - 18 Sep Finnair
08 Sep - 09 Sep Norwegian Air Sweden AOC
28 Sep - 02 Oct airBaltic direct

Also check the deals for one-way flights from Riga 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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