Cheapest return flights from Keflavik to Oslo in August from $162

Best time to book flights for Keflavik (KEF) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Keflavik (KEF) to Oslo (OSL) in August 2025 (see full year).

Return flights

06 Aug - 13 Sep Scandinavian Airlines direct
26 Aug - 09 Sep Norwegian direct
26 Aug - 31 Aug Norwegian direct
16 Aug - 19 Aug Scandinavian Airlines direct
23 Aug - 26 Aug Scandinavian Airlines direct
27 Aug - 30 Aug Scandinavian Airlines direct
31 Aug - 03 Sep Scandinavian Airlines direct
11 Aug - 14 Aug Scandinavian Airlines
17 Aug - 20 Aug Scandinavian Airlines direct
29 Aug - 01 Sep Scandinavian Airlines direct
14 Aug - 17 Aug Scandinavian Airlines
04 Aug - 07 Aug Scandinavian Airlines
12 Aug - 15 Aug Scandinavian Airlines
26 Aug - 29 Aug Scandinavian Airlines direct
21 Aug - 09 Sep Norwegian direct
31 Aug - 21 Sep Norwegian direct
31 Aug - 09 Sep Norwegian direct
30 Aug - 02 Sep Scandinavian Airlines
30 Aug - 02 Sep Icelandair direct

Also check the deals for one-way flights from Keflavik to Oslo in August.

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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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