Cheapest return flights from Miami to Keflavik in April from $364

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 April 2025 (see full year).

Return flights

01 Apr - 09 Apr Spirit Airlines
01 Apr - 15 Apr Spirit Airlines
05 Apr - 15 Apr Spirit Airlines
01 Apr - 22 Apr Frontier Airlines
15 Apr - 22 Apr Frontier Airlines
15 Apr - 06 May Frontier Airlines
15 Apr - 13 May Frontier Airlines
15 Apr - 23 Apr Frontier Airlines
01 Apr - 16 Apr Spirit Airlines
02 Apr - 16 Apr Spirit Airlines
02 Apr - 23 Apr Spirit Airlines
03 Apr - 13 Apr Spirit Airlines
29 Apr - 15 May Spirit Airlines
22 Apr - 13 May Spirit Airlines
29 Apr - 02 May Spirit Airlines
16 Apr - 07 May Spirit Airlines
04 Apr - 02 May Frontier Airlines
23 Apr - 14 May Spirit Airlines
30 Apr - 07 May Spirit Airlines
13 Apr - 04 May Spirit Airlines

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

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik