AirHint found the following cheapest return flights from Ottawa (YOW) to Keflavik (KEF) in August 2025 (see full year).
Return flights
| 23 Aug - 02 Sep | Air Canada | ||
| 22 Aug - 02 Sep | Air Canada | ||
| 06 Aug - 14 Aug | Air Canada | ||
| 08 Aug - 17 Aug | Porter Airlines (Canada) Ltd |
Also check the deals for one-way flights from Ottawa to Keflavik in August.
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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