Cheapest one-way flights from Boston to Keflavik in January from $155

Best time to book flights for Boston (BOS) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest one-way flights from Boston (BOS) to Keflavik (KEF) in January 2025 (see full year).

One-Way flights

18 Jan Fly Play direct
16 Jan Fly Play direct
01 Jan Fly Play direct
13 Jan Spirit Airlines

Also check the deals for return flights from Boston to Keflavik in January.

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik