Cheapest return flights from Boston to Keflavik in March from 330€

AirHint found the following cheapest return flights from Boston (BOS) to Keflavik (KEF) in March 2026 (see full year).

Return flights

18 Mar - 26 Mar Icelandair direct
25 Mar - 02 Apr Icelandair direct
20 Mar - 28 Mar Icelandair direct
21 Mar - 29 Mar Icelandair direct
23 Mar - 31 Mar Icelandair direct
24 Mar - 01 Apr Icelandair direct
31 Mar - 08 Apr Virgin Atlantic
03 Mar - 11 Mar Icelandair direct
04 Mar - 12 Mar Icelandair direct
06 Mar - 14 Mar Icelandair direct
07 Mar - 15 Mar Icelandair direct
10 Mar - 18 Mar Icelandair direct
11 Mar - 19 Mar Icelandair direct
28 Mar - 05 Apr Icelandair direct
29 Mar - 06 Apr Virgin Atlantic
26 Mar - 03 Apr Icelandair direct
27 Mar - 04 Apr Icelandair direct
31 Mar - 08 Apr Icelandair direct
30 Mar - 07 Apr Icelandair direct
29 Mar - 06 Apr Icelandair direct

Also check the deals for one-way flights from Boston to Keflavik in March.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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