Cheapest return flights from Miami (MIA) to Keflavik (KEF), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
02 Sep 09 Sep Frontier Airlines
24 Sep 01 Oct Frontier Airlines
08 Sep 15 Sep Frontier Airlines
09 Sep 16 Sep Frontier Airlines
13 Sep 20 Sep Frontier Airlines
15 Sep 22 Sep FrenchBee
10 Sep 17 Sep Frontier Airlines
17 Sep 24 Sep Frontier Airlines
12 Sep 19 Sep Frontier Airlines
06 Sep 13 Sep Frontier Airlines
25 Sep 02 Oct Air Canada
03 Sep 10 Sep Frontier Airlines
Powered by

deals for one-way flights from Miami to Keflavik in September.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik International Airport

Updated Jul 5, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.