AirHint found the following cheapest return flights from Basel (BSL) to Keflavik (KEF) in July 2025 (see full year).

Return flights

22 Jul - 27 Jul	easyJet	direct
15 Jul - 23 Jul	easyJet	direct
05 Jul - 13 Jul	easyJet	direct
05 Jul - 09 Jul	easyJet	direct
05 Jul - 16 Jul	easyJet	direct
26 Jul - 30 Jul	easyJet	direct
15 Jul - 22 Jul	easyJet
26 Jul - 03 Aug	easyJet
29 Jul - 12 Aug	easyJet
29 Jul - 03 Aug	easyJet
19 Jul - 30 Jul	easyJet	direct
10 Jul - 20 Jul	Lufthansa
02 Jul - 13 Jul	Condor
26 Jul - 06 Aug	easyJet	direct
26 Jul - 09 Aug	easyJet
31 Jul - 03 Aug	Wizz Air
30 Jul - 03 Aug	Wizz Air
29 Jul - 03 Aug	easyJet	direct
26 Jul - 03 Aug	easyJet	direct
19 Jul - 03 Aug	easyJet	direct

Also check the deals for one-way flights from Basel 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 Basel to Keflavik in July from 211€

Return flights