AirHint found the following cheapest one-way flights from Sydney (SYD) to Keflavik (KEF) in September 2025 (see full year).
One-Way flights
| 17 Sep | Malaysia Airlines | ||
| 26 Sep | Malaysia Airlines | ||
| 12 Sep | Qatar Airways | ||
| 02 Sep | Singapore Airlines |
Also check the deals for return flights from Sydney to Keflavik in September.
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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