Portland (PDX) to Reykjavik (Keflavik) (KEF) cheap flight deal from $449 USD in economy class

FIIcelandair

Round Trip•Economy

PDX

Portland International Airport

Portland, United States

KEF

Keflavík International Airport

Reykjavik (Keflavik), Iceland

$1,025 USD

-56%$449 USD

Verified Sep 21, 2025 at 6:33 PM

September 2025

Today

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21$835 22$1,062 23$1,662 24$922 25$717 26$717 27$717 28$717 29$717 30$1,084 1$824 2$804 3$1,287 4$824 5$1,124

Extremely Rare Availability

3% of dates checked are available within 10% of the lowest price

Sunday, September 21st, 2025

10 round-trip options

Returning

Fri, Sep 26, 2025•5 Day Trip

$835 USD

Google Flights

Returning

Sat, Sep 27, 2025•6 Day Trip

$1,062 USD

Google Flights

Returning

Sun, Sep 28, 2025•7 Day Trip

$1,142 USD

Google Flights

Returning

Mon, Sep 29, 2025•8 Day Trip

$1,732 USD

Google Flights

Returning

Tue, Sep 30, 2025•9 Day Trip

$1,142 USD

Google Flights

Returning

Wed, Oct 1, 2025•10 Day Trip

$1,129 USD

Google Flights

Returning

Thu, Oct 2, 2025•11 Day Trip

$1,367 USD

Google Flights

Returning

Fri, Oct 3, 2025•12 Day Trip

$1,324 USD

Google Flights

Returning

Sat, Oct 4, 2025•13 Day Trip

$1,367 USD

Google Flights

Returning

Sun, Oct 5, 2025•14 Day Trip

$1,129 USD

Google Flights