Cheapest return flights from Keflavik to Lisbon in June from $318

Best time to book flights for Keflavik (KEF) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Keflavik (KEF) to Lisbon (LIS) in June 2025 (see full year).

Return flights

08 Jun - 13 Jun easyJet
09 Jun - 16 Jun Fly Play
18 Jun - 27 Jun Iberia Express
27 Jun - 11 Jul Fly Play direct
06 Jun - 11 Jun Fly Play
20 Jun - 29 Jun Fly Play
15 Jun - 05 Jul easyJet
27 Jun - 10 Jul transavia
28 Jun - 11 Jul Fly Play
23 Jun - 06 Jul Fly Play
09 Jun - 16 Jun Fly Play direct
22 Jun - 29 Jun Vueling Airlines
22 Jun - 06 Jul Vueling Airlines
22 Jun - 13 Jul Vueling Airlines
29 Jun - 06 Jul Vueling Airlines
29 Jun - 13 Jul Vueling Airlines
29 Jun - 20 Jul Vueling Airlines

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

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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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