Cheapest return flights from Colombo to Keflavik in September from $1264

Best time to book flights for Colombo (CMB) to Keflavik (KEF) flights at AirHint

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

Return flights

16 Sep - 30 Sep Emirates

Also check the deals for one-way flights from Colombo 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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