Cheapest return flights from Charlotte to Keflavik in September from 871€

Best time to book flights for Charlotte (CLT) to Keflavik (KEF) flights at AirHint

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

Return flights

17 Sep - 21 Sep Air France

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

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.

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