AirHint found the following cheapest return flights from Oslo (OSL) to Keflavik (KEF) in July 2026 (see full year).

Return flights

02 Jul - 09 Jul	Norwegian	direct
11 Jul - 14 Jul	Icelandair	direct
01 Jul - 12 Jul	Scandinavian Airlines
02 Jul - 19 Jul	Norwegian	direct
10 Jul - 13 Jul	Icelandair	direct
12 Jul - 15 Jul	Icelandair	direct
02 Jul - 13 Jul	Icelandair	direct
17 Jul - 20 Jul	Scandinavian Airlines	direct
05 Jul - 08 Jul	Scandinavian Airlines
19 Jul - 22 Jul	Scandinavian Airlines

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

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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Cheapest return flights from Oslo to Keflavik in July from $238

Return flights