Cheapest one-way flights from Keflavik to Brisbane in September from $1173

AirHint found the following cheapest one-way flights from Keflavik (KEF) to Brisbane (BNE) in September 2025 (see full year).

One-Way flights

19 Sep Icelandair
01 Sep Icelandair

Also check the deals for return flights from Keflavik to Brisbane 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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