Cheapest return flights from Miami to Keflavik in March from $329

Best time to book flights for Miami (MIA) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Miami (MIA) to Keflavik (KEF) in March 2025 (see full year).

Return flights

04 Mar - 17 Mar Frontier Airlines
18 Mar - 01 Apr Frontier Airlines
04 Mar - 18 Mar Frontier Airlines
11 Mar - 01 Apr Frontier Airlines
25 Mar - 15 Apr Frontier Airlines
18 Mar - 25 Mar Frontier Airlines
06 Mar - 12 Mar Frontier Airlines
11 Mar - 02 Apr Frontier Airlines
05 Mar - 11 Mar Spirit Airlines
05 Mar - 25 Mar Norse Atlantic Airways (UK)
26 Mar - 16 Apr Spirit Airlines
05 Mar - 01 Apr Norse Atlantic Airways (UK)
29 Mar - 06 Apr Frontier Airlines
10 Mar - 01 Apr Spirit Airlines
09 Mar - 02 Apr Frontier Airlines
19 Mar - 02 Apr Spirit Airlines
18 Mar - 29 Mar Frontier Airlines
05 Mar - 13 Mar Norse Atlantic Airways (UK)
18 Mar - 21 Mar Frontier Airlines
04 Mar - 21 Mar Frontier Airlines

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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