Chicago (ORD) to Reykjavik (Keflavik) (KEF) flight deal from $398 USD in economy class

FIIcelandair

Round Trip•Economy

ORD

O'Hare International Airport

Chicago, United States

KEF

Keflavík International Airport

Reykjavik (Keflavik), Iceland

$693 USD

-43%$398 USD

Verified Nov 4, 2025 at 7:49 PM

November 2025

Today

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27 28 29 30 31 1 2 3 4$948 5$948 6$948 7$656 8$1,070 9$481 10$481 11$573 12$656 13$656 14$656 15$621 16$558 17$558 18$558 19$935 20$1,307 21$1,410 22$806 23$621 24$586 25$586 26$586 27$398 28$573 29$558 30$398

Rare Availability

7% of dates checked are available within 10% of the lowest price

Wednesday, November 19th, 2025

8 round-trip options

Returning

Mon, Nov 24, 2025•5 Day Trip

$935 USD

Google Flights

Returning

Tue, Nov 25, 2025•6 Day Trip

$935 USD

Google Flights

Returning

Wed, Nov 26, 2025•7 Day Trip

$935 USD

Google Flights

Returning

Thu, Nov 27, 2025•8 Day Trip

$1,205 USD

Google Flights

Returning

Fri, Nov 28, 2025•9 Day Trip

$1,285 USD

Google Flights

Returning

Mon, Dec 1, 2025•12 Day Trip

$1,205 USD

Google Flights

Returning

Tue, Dec 2, 2025•13 Day Trip

$1,080 USD

Google Flights

Returning

Wed, Dec 3, 2025•14 Day Trip

$935 USD

Google Flights