Boston (BOS) to Reykjavik (Keflavik) (KEF) cheap flight deal from $355 USD in economy class

AFAir France

DLDelta Air Lines

KLKLM

Round Trip•Economy

BOS

Logan International Airport

Boston, United States

KEF

Keflavík International Airport

Reykjavik (Keflavik), Iceland

$1,542 USD

-77%$355 USD

Verified Sep 20, 2025 at 2:32 PM

October 2025

Today

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29$355 30$355 1$480 2$360 3$752 4$752 5$355 6$480 7$707 8$812 9$757 10$1,047 11$752 12$417 13$417 14$1,002 15$1,012 16$862 17$1,199 18$742 19$1,272 20$10,147 21 22 23 24 25 26 27 28 29 30 31 1 2

Limited Availability

14% of dates checked are available within 10% of the lowest price

Saturday, October 4th, 2025

9 round-trip options

Returning

Thu, Oct 9, 2025•5 Day Trip

$1,629 USD

Google Flights

Returning

Sat, Oct 11, 2025•7 Day Trip

$1,149 USD

Google Flights

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Sun, Oct 12, 2025•8 Day Trip

$1,149 USD

Google Flights

Returning

Mon, Oct 13, 2025•9 Day Trip

$752 USD

Google Flights

Returning

Tue, Oct 14, 2025•10 Day Trip

$752 USD

Google Flights

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Wed, Oct 15, 2025•11 Day Trip

$1,089 USD

Google Flights

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Thu, Oct 16, 2025•12 Day Trip

$1,089 USD

Google Flights

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Fri, Oct 17, 2025•13 Day Trip

$1,089 USD

Google Flights

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Sat, Oct 18, 2025•14 Day Trip

$1,158 USD

Google Flights