Cheapest return flights from Miami to Keflavik in July from $692

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 July 2025 (see full year).

Return flights

24 Jul - 31 Jul United
27 Jul - 03 Aug Air Canada
28 Jul - 04 Aug Air Canada
22 Jul - 29 Jul Frontier Airlines
25 Jul - 01 Aug Frontier Airlines
18 Jul - 25 Jul Frontier Airlines
09 Jul - 17 Jul British Airways
17 Jul - 24 Jul Frontier Airlines
15 Jul - 22 Jul Frontier Airlines
16 Jul - 23 Jul British Airways
23 Jul - 30 Jul British Airways
20 Jul - 27 Jul Air Canada
21 Jul - 28 Jul Air Canada
26 Jul - 02 Aug Air Canada
17 Jul - 16 Aug Air Canada

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

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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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