Cheapest return flights from Madrid to Keflavik in March from 131€

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

Return flights

04 Mar - 11 Mar easyJet
06 Mar - 11 Mar easyJet
13 Mar - 18 Mar easyJet
02 Mar - 11 Mar easyJet
13 Mar - 16 Mar easyJet
11 Mar - 18 Mar easyJet
02 Mar - 16 Mar easyJet
07 Mar - 14 Mar easyJet
05 Mar - 14 Mar easyJet
09 Mar - 14 Mar easyJet
03 Mar - 13 Apr Iberia Express
03 Mar - 12 Apr Iberia Express
21 Mar - 06 Apr Ryanair
22 Mar - 06 Apr easyJet
26 Mar - 05 Apr LOT
26 Mar - 01 Apr LOT
27 Mar - 06 Apr Transavia France
30 Mar - 06 Apr Iberia Express
31 Mar - 07 Apr Scandinavian Airlines
25 Mar - 01 Apr easyJet

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

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