Cheapest return flights from Portland to Keflavik in November from $370

AirHint found the following cheapest return flights from Portland (PDX) to Keflavik (KEF) in November 2025 (see full year).

Return flights

03 Nov - 17 Nov Icelandair direct
10 Nov - 17 Nov Icelandair direct
18 Nov - 26 Nov Icelandair direct

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

Skyscanner

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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