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

Monday, August 31st, 2026

7 round-trip options

Returning
Sat, Sep 5, 20265 Day Trip
$477 USD
Returning
Sun, Sep 6, 20266 Day Trip
$608 USD
Returning
Mon, Sep 7, 20267 Day Trip
$581 USD
Returning
Wed, Sep 9, 20269 Day Trip
$477 USD
Returning
Fri, Sep 11, 202611 Day Trip
$477 USD
Returning
Sat, Sep 12, 202612 Day Trip
$516 USD
Returning
Sun, Sep 13, 202613 Day Trip
$477 USD