Cheapest return flights from Dallas-Fort Worth to Keflavik in August from $542

Best time to book flights for Dallas-Fort Worth (DFW) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Keflavik (KEF) in August 2025 (see full year).

Return flights

27 Aug - 03 Sep Spirit Airlines
08 Aug - 22 Aug Spirit Airlines
27 Aug - 24 Sep Spirit Airlines
02 Aug - 12 Aug Spirit Airlines
09 Aug - 17 Aug Spirit Airlines
25 Aug - 31 Aug Spirit Airlines
24 Aug - 31 Aug Spirit Airlines
29 Aug - 02 Sep Hawaiian Airlines

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

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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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