Cheapest return flights from Miami to Keflavik in July from $852

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

Return flights

21 Jul - 28 Jul Frontier Airlines
29 Jul - 05 Aug Frontier Airlines
18 Jul - 25 Jul Frontier Airlines
11 Jul - 18 Jul Frontier Airlines
30 Jul - 06 Aug Frontier Airlines
18 Jul - 24 Jul Frontier Airlines
22 Jul - 29 Jul Frontier Airlines
31 Jul - 07 Aug United
10 Jul - 18 Jul Air Canada
13 Jul - 20 Jul Air Canada
12 Jul - 19 Jul Air Canada
17 Jul - 24 Jul Air Canada
19 Jul - 26 Jul 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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