AirHint found the following cheapest return flights from Basel (BSL) to Keflavik (KEF) in August 2026 (see full year).

Return flights

04 Aug - 12 Aug	easyJet	direct
04 Aug - 05 Aug	easyJet	direct
29 Aug - 02 Sep	easyJet	direct
25 Aug - 26 Aug	easyJet	direct
01 Aug - 12 Aug	easyJet	direct
01 Aug - 05 Aug	easyJet	direct
25 Aug - 02 Sep	easyJet	direct
29 Aug - 30 Aug	easyJet	direct
04 Aug - 09 Aug	easyJet	direct
25 Aug - 30 Aug	easyJet	direct
01 Aug - 02 Aug	easyJet	direct
22 Aug - 26 Aug	easyJet	direct
22 Aug - 02 Sep	easyJet	direct
18 Aug - 02 Sep	easyJet	direct
15 Aug - 02 Sep	easyJet	direct
26 Aug - 04 Sep	Lufthansa

Also check the deals for one-way flights from Basel 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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Cheapest return flights from Basel to Keflavik in August from 152€

Return flights