Cheapest return flights from Keflavik to Lisbon in June from $293

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

20 Jun - 27 Jun Fly Play direct
27 Jun - 11 Jul Fly Play direct
06 Jun - 09 Jun Fly Play
26 Jun - 11 Jul Fly Play
28 Jun - 27 Jul Fly Play
29 Jun - 28 Jul easyJet
05 Jun - 22 Jun easyJet
02 Jun - 09 Jun Fly Play direct
05 Jun - 22 Jun Icelandair direct
09 Jun - 16 Jun Fly Play direct
22 Jun - 06 Jul Vueling Airlines
29 Jun - 20 Jul Vueling Airlines
06 Jun - 09 Jun Fly Play direct

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

Skyscanner

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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