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

Return flights

28 Nov - 02 Dec	Icelandair	direct
07 Nov - 13 Nov	Icelandair	direct
23 Nov - 02 Dec	Icelandair	direct
23 Nov - 27 Nov	Icelandair	direct
21 Nov - 30 Nov	Scandinavian Airlines
05 Nov - 12 Nov	Aer Lingus
07 Nov - 12 Nov	TAP
21 Nov - 28 Nov	Scandinavian Airlines
19 Nov - 29 Nov	Scandinavian Airlines
19 Nov - 29 Nov	Icelandair	direct
26 Nov - 29 Nov	Icelandair	direct

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

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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Cheapest return flights from Miami to Keflavik in November from $388

Return flights