AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Keflavik (KEF) in January 2026 (see full year).
Return flights
| 11 Jan - 25 Jan | Spirit Airlines | ||
| 28 Jan - 02 Feb | Finnair | ||
| 08 Jan - 13 Jan | Finnair | ||
| 14 Jan - 28 Jan | Spirit Airlines | ||
| 28 Jan - 01 Feb | British Airways |
Also check the deals for one-way flights from Dallas-Fort Worth to Keflavik in January.
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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