Cheapest return flights from Charlotte to Keflavik in October from $488

AirHint found the following cheapest return flights from Charlotte (CLT) to Keflavik (KEF) in October 2025 (see full year).

Return flights

16 Oct - 23 Oct Spirit Airlines
26 Oct - 02 Nov Spirit Airlines
27 Oct - 03 Nov Spirit Airlines
08 Oct - 12 Oct Spirit Airlines
19 Oct - 26 Oct Spirit Airlines
25 Oct - 01 Nov Spirit Airlines
23 Oct - 30 Oct Spirit Airlines
24 Oct - 31 Oct Spirit Airlines
30 Oct - 06 Nov Spirit Airlines
09 Oct - 16 Oct Spirit Airlines
12 Oct - 19 Oct Spirit Airlines
18 Oct - 25 Oct Spirit Airlines
10 Oct - 17 Oct Spirit Airlines
11 Oct - 18 Oct Spirit Airlines
31 Oct - 07 Nov British Airways

Also check the deals for one-way flights from Charlotte to Keflavik in October.

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

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