Cheapest return flights from Lisbon to Keflavik in April from 153€

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
04 Apr - 08 Apr Lufthansa
25 Apr - 28 Apr Fly Play direct
18 Apr - 28 Apr Fly Play direct
30 Apr - 06 May Ryanair
29 Apr - 04 May easyJet
18 Apr - 25 Apr Fly Play direct
25 Apr - 05 May Fly Play direct
04 Apr - 09 Apr Fly Play
28 Apr - 02 May Fly Play direct
03 Apr - 07 Apr Ryanair
24 Apr - 28 Apr Ryanair
04 Apr - 06 Apr Fly Play
25 Apr - 02 May Volotea
18 Apr - 02 May Fly Play direct
25 Apr - 02 May Fly Play direct
29 Apr - 02 May easyJet
24 Apr - 29 Apr Ryanair
30 Apr - 09 May Ryanair
25 Apr - 04 May Volotea

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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