Cheapest return flights from Miami to Keflavik in March from $580

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

Return flights

15 Mar - 21 Mar Icelandair direct
04 Mar - 11 Mar Aer Lingus
03 Mar - 10 Mar British Airways
17 Mar - 24 Mar British Airways
26 Mar - 02 Apr Lufthansa
28 Mar - 08 Apr Finnair
16 Mar - 22 Mar Lufthansa
01 Mar - 08 Mar Aer Lingus
02 Mar - 09 Mar British Airways
16 Mar - 23 Mar British Airways
30 Mar - 06 Apr Lufthansa
29 Mar - 09 Apr British Airways
29 Mar - 09 Apr Icelandair direct
06 Mar - 13 Mar Scandinavian Airlines
18 Mar - 25 Mar British Airways
25 Mar - 01 Apr British Airways
31 Mar - 07 Apr Lufthansa
28 Mar - 04 Apr Lufthansa
27 Mar - 03 Apr British Airways
29 Mar - 05 Apr Lufthansa

Also check the deals for one-way flights from Miami to Keflavik 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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