Cheapest one-way flights from Keflavik to Singapore in June from $641

Best time to book flights for Keflavik (KEF) to Singapore (SIN) flights at AirHint

AirHint found the following cheapest one-way flights from Keflavik (KEF) to Singapore (SIN) in June 2025 (see full year).

One-Way flights

05 Jun Finnair
12 Jun Icelandair

Also check the deals for return flights from Keflavik to Singapore in June.

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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