Cheapest return flights from Lisbon to Keflavik in July from 321€

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

Return flights

01 Jul - 05 Jul easyJet
03 Jul - 12 Jul TAP
28 Jul - 04 Aug Vueling Airlines
08 Jul - 12 Jul easyJet
05 Jul - 16 Jul KLM
29 Jul - 02 Aug TAP
15 Jul - 25 Jul Ryanair
12 Jul - 23 Jul KLM
26 Jul - 02 Aug Icelandair direct
16 Jul - 26 Jul Transavia France
19 Jul - 26 Jul Scandinavian Airlines
12 Jul - 26 Jul TAP
05 Jul - 09 Jul Ryanair

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

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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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