Cheapest return flights from Keflavik to Lisbon in April from 254€

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 April 2025 (see full year).

Return flights

02 Apr - 09 Apr easyJet
02 Apr - 10 Apr easyJet
02 Apr - 07 Apr easyJet
02 Apr - 08 Apr easyJet
04 Apr - 06 Apr British Airways
06 Apr - 11 Apr Iberia Express
03 Apr - 11 Apr Iberia Express
04 Apr - 13 Apr Fly Play
02 Apr - 11 Apr easyJet
05 Apr - 11 Apr Fly Play

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

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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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