BOS to KEF from $447 in economy

FIIcelandair

Round Trip•Economy

BOS

Logan International Airport

Boston, United States

KEF

Keflavík International Airport

Reykjavik (Keflavik), Iceland

$538 USD

-17%$447 USD

Verified 13 days ago

December 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$447 1$447 2$447 3$447 4$447 5$447 6$447 7$447 8$447 9$447 10$447 11$447 12$474 13$447 14$447 15$447 16$484 17$524 18$524 19$534 20$542 21$542 22$620 23$620 24$542 25$542 26$725 27$687 28$560 29$534 30$534 31$534 1$447 2$447 3$447

Good Availability

45% of dates checked are available within 10% of the lowest price

Saturday, December 19th, 2026

7 round-trip options

Returning

Thu, Dec 24, 2026•5 Day Trip

$534 USD

Google Flights

Returning

Sat, Dec 26, 2026•7 Day Trip

$542 USD

Google Flights

Returning

Sun, Dec 27, 2026•8 Day Trip

$620 USD

Google Flights

Returning

Mon, Dec 28, 2026•9 Day Trip

$620 USD

Google Flights

Returning

Wed, Dec 30, 2026•11 Day Trip

$620 USD

Google Flights

Returning

Fri, Jan 1, 2027•13 Day Trip

$765 USD

Google Flights

Returning

Sat, Jan 2, 2027•14 Day Trip

$765 USD

Google Flights

Boston (BOS) to Reykjavik (Keflavik) (KEF) flight deal in economy from $447

Logan International Airport

Keflavík International Airport

December 2026

Saturday, December 19th, 2026