BOS to KEF from $321 in economy – flightdeals.net

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Air France

Delta Air Lines

DLDelta Air Lines

KLM

Round Trip•Economy

Logan International Airport

Boston, United States

Keflavík International Airport

Reykjavik (Keflavik), Iceland

$835 USD

-62%$321 USD

Verified 14 days ago

October 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28$321 29$321 30$321 1$321 2$321 3$321 4$321 5$321 6$321 7$656 8$693 9$688 10$688 11$321 12$321 13$321 14$321 15$688 16$423 17$321 18$688 19 20 21 22 23 24 25 26 27 28 29 30 31 1

Fair Availability

33% of dates checked are available within 10% of the lowest price

Monday, October 12th, 2026

4 round-trip options

Returning

Sun, Oct 18, 2026•6 Day Trip

$423 USD

Returning

Tue, Oct 20, 2026•8 Day Trip

$321 USD

Returning

Thu, Oct 22, 2026•10 Day Trip

$321 USD

Returning

Sat, Oct 24, 2026•12 Day Trip

$688 USD