Cheapest return flights from Singapore to Keflavik in September from 755€

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

Return flights

21 Sep - 30 Sep Scoot
15 Sep - 24 Sep Finnair
05 Sep - 15 Sep Finnair
12 Sep - 23 Sep Finnair
04 Sep - 18 Sep Finnair
13 Sep - 23 Sep Finnair
20 Sep - 30 Sep Finnair
01 Sep - 12 Sep Finnair
15 Sep - 26 Sep Finnair
05 Sep - 12 Sep Finnair

Also check the deals for one-way flights from Singapore 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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