Cheapest return flights from Lisbon to Keflavik in June from 274€

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

Return flights

04 Jun - 14 Jun TAP
10 Jun - 14 Jun Vueling Airlines
06 Jun - 13 Jun easyJet
27 Jun - 04 Jul easyJet
11 Jun - 18 Jun easyJet
04 Jun - 11 Jun KLM
15 Jun - 29 Jun easyJet
28 Jun - 05 Jul KLM
14 Jun - 28 Jun KLM
11 Jun - 18 Jun Icelandair direct

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

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