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

AirHint found the following cheapest return flights from Keflavik (KEF) to Lisbon (LIS) in March 2026 (see full year).

Return flights

12 Mar - 14 Mar easyJet
15 Mar - 19 Mar easyJet
15 Mar - 19 Apr easyJet
23 Mar - 31 Mar easyJet
28 Mar - 01 Apr Transavia France
31 Mar - 07 Apr easyJet
31 Mar - 06 Apr easyJet
29 Mar - 02 Apr Transavia France
15 Mar - 19 Mar Icelandair direct

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

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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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