Cheapest return flights from Miami to Keflavik in August from 402€

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

Return flights

30 Aug - 06 Sep Virgin Atlantic
31 Aug - 07 Sep Air France
27 Aug - 03 Sep Spirit Airlines
29 Aug - 05 Sep KLM
26 Aug - 02 Sep Spirit Airlines
28 Aug - 04 Sep Air Canada
25 Aug - 01 Sep Spirit Airlines
09 Aug - 15 Aug Frontier Airlines
13 Aug - 17 Aug Spirit Airlines
01 Aug - 08 Aug Air Canada

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

Skyscanner

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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