Cheapest return flights from Sydney to Keflavik in December from 1777€

AirHint found the following cheapest return flights from Sydney (SYD) to Keflavik (KEF) in December 2025 (see full year).

Return flights

26 Dec - 31 Dec Qatar Airways
29 Dec - 11 Jan Qatar Airways
27 Dec - 11 Jan Qatar Airways
13 Dec - 11 Jan British Airways
14 Dec - 11 Jan British Airways

Also check the deals for one-way flights from Sydney to Keflavik in December.

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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