Cheapest return flights from Dallas-Fort Worth to Keflavik in January from 446€

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Keflavik (KEF) in January 2026 (see full year).

Return flights

29 Jan - 05 Feb Spirit Airlines
20 Jan - 27 Jan Spirit Airlines
29 Jan - 01 Feb Frontier Airlines

Also check the deals for one-way flights from Dallas-Fort Worth to Keflavik in January.

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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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