Cheapest return flights from Dallas-Fort Worth to Keflavik in March from $350

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 March 2025 (see full year).

Return flights

01 Mar - 05 Mar Frontier Airlines
01 Mar - 19 Mar Frontier Airlines
03 Mar - 11 Mar Frontier Airlines
04 Mar - 11 Mar Frontier Airlines
04 Mar - 19 Mar Frontier Airlines
04 Mar - 12 Mar Frontier Airlines
17 Mar - 25 Mar Frontier Airlines
04 Mar - 25 Mar Frontier Airlines
05 Mar - 19 Mar Frontier Airlines
01 Mar - 11 Mar Frontier Airlines
26 Mar - 02 Apr Frontier Airlines
19 Mar - 09 Apr Frontier Airlines
18 Mar - 08 Apr Spirit Airlines
19 Mar - 02 Apr Frontier Airlines
26 Mar - 14 Apr Frontier Airlines
25 Mar - 15 Apr Spirit Airlines
18 Mar - 01 Apr Spirit Airlines
31 Mar - 07 Apr Frontier Airlines
05 Mar - 02 Apr Spirit Airlines
26 Mar - 16 Apr Frontier Airlines

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

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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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