Cheapest return flights from Charlotte (CLT) to Keflavik (KEF), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
26 Sep 03 Oct Frontier Airlines
28 Sep 05 Oct Frontier Airlines
12 Sep 19 Sep Frontier Airlines
21 Sep 28 Sep Frontier Airlines
13 Sep 20 Sep Frontier Airlines
17 Sep 24 Sep Frontier Airlines
24 Sep 01 Oct Frontier Airlines
23 Sep 30 Sep Frontier Airlines
25 Sep 02 Oct Frontier Airlines
14 Sep 21 Sep Frontier Airlines
22 Sep 29 Sep Frontier Airlines
29 Sep 06 Oct Frontier Airlines
27 Sep 04 Oct Frontier Airlines
03 Sep 10 Sep Frontier Airlines
20 Sep 27 Sep Frontier Airlines
09 Sep 16 Sep Air Canada
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deals for one-way flights from Charlotte to Keflavik in September.

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Updated Jul 5, 2026.

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