Cheapest return flights from Lisbon to Keflavik in April from $177

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

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

Return flights

04 Apr - 07 Apr Fly Play direct
25 Apr - 28 Apr Volotea
25 Apr - 29 Apr Volotea
18 Apr - 28 Apr Fly Play direct
25 Apr - 28 Apr Fly Play direct
04 Apr - 08 Apr Lufthansa
01 Apr - 08 Apr easyJet
05 Apr - 07 Apr easyJet
29 Apr - 01 May easyJet
14 Apr - 25 Apr Fly Play direct
18 Apr - 25 Apr Fly Play direct
30 Apr - 04 May easyJet
28 Apr - 02 May Fly Play direct
25 Apr - 05 May Fly Play direct
29 Apr - 02 May easyJet
30 Apr - 05 May Ryanair
18 Apr - 02 May Fly Play direct
28 Apr - 01 May Vueling Airlines
28 Apr - 04 May Ryanair
26 Apr - 01 May TAP

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

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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