AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Keflavik (KEF) in July 2025 (see full year).
20 Jul - 27 Jul | Frontier Airlines | ||
12 Jul - 19 Jul | Air Canada |
Also check the deals for one-way flights from Dallas-Fort Worth to Keflavik in July.
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.