Cheapest return flights from Portland to Keflavik in April from 523€

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

Return flights

07 Apr - 14 Apr Finnair
08 Apr - 15 Apr British Airways
06 Apr - 13 Apr Icelandair direct
04 Apr - 11 Apr Air Canada
01 Apr - 08 Apr British Airways
02 Apr - 09 Apr Finnair
09 Apr - 16 Apr British Airways
10 Apr - 17 Apr Air France
03 Apr - 10 Apr Air Canada
05 Apr - 12 Apr Alaska Airlines

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

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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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