Cheapest return flights from Singapore to Keflavik in May from 814€

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

Return flights

29 May - 09 Jun Lufthansa
22 May - 07 Jun Juneyao Airlines
14 May - 24 May Lufthansa
24 May - 12 Jun Scoot
01 May - 04 May SWISS
01 May - 15 May Finnair
23 May - 31 May British Airways
26 May - 05 Jun Finnair

Also check the deals for one-way flights from Singapore to Keflavik in May.

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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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