Cheapest return flights from Singapore to Keflavik in September from 829€

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

Return flights

01 Sep - 11 Sep Finnair
05 Sep - 17 Sep Finnair
11 Sep - 18 Sep Finnair
10 Sep - 21 Sep Finnair
04 Sep - 12 Sep Finnair
14 Sep - 26 Sep Scoot
25 Sep - 04 Oct Finnair
26 Sep - 11 Oct Finnair
06 Sep - 27 Sep Finnair
10 Sep - 23 Sep Finnair
04 Sep - 17 Sep Lufthansa
24 Sep - 10 Oct Finnair
19 Sep - 03 Oct Finnair
04 Sep - 18 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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