Cheapest return flights from Madrid to Keflavik in March from $152

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

Return flights

07 Mar - 18 Mar easyJet
04 Mar - 11 Mar easyJet
13 Mar - 18 Mar easyJet
02 Mar - 11 Mar easyJet
09 Mar - 14 Mar easyJet
10 Mar - 18 Mar easyJet
13 Mar - 16 Mar easyJet
11 Mar - 14 Mar easyJet
18 Mar - 21 Mar easyJet
09 Mar - 16 Mar easyJet
30 Mar - 07 Apr Transavia France
29 Mar - 12 Apr Transavia France
27 Mar - 07 Apr Transavia France
24 Mar - 11 Apr Iberia
27 Mar - 12 Apr Transavia France
26 Mar - 03 Apr LOT
29 Mar - 06 Apr Transavia France
14 Mar - 05 Apr LOT
26 Mar - 05 Apr LOT
31 Mar - 12 Apr Wizz Air Malta

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

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