Cheapest return flights from Portland to Keflavik in January from $624

AirHint found the following cheapest return flights from Portland (PDX) to Keflavik (KEF) in January 2026 (see full year).

Return flights

13 Jan - 20 Jan Hawaiian Airlines
20 Jan - 27 Jan Hawaiian Airlines
21 Jan - 28 Jan Hawaiian Airlines
24 Jan - 31 Jan Hawaiian Airlines
27 Jan - 03 Feb Hawaiian Airlines
28 Jan - 04 Feb Hawaiian Airlines
31 Jan - 07 Feb Hawaiian Airlines
19 Jan - 26 Jan Hawaiian Airlines
22 Jan - 29 Jan Hawaiian Airlines
23 Jan - 30 Jan Hawaiian Airlines
26 Jan - 02 Feb Hawaiian Airlines
29 Jan - 05 Feb Hawaiian Airlines
30 Jan - 06 Feb Hawaiian Airlines
06 Jan - 13 Jan Hawaiian Airlines
07 Jan - 14 Jan Hawaiian Airlines
14 Jan - 21 Jan Hawaiian Airlines
25 Jan - 01 Feb Hawaiian Airlines

Also check the deals for one-way flights from Portland to Keflavik in January.

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