Cheapest return flights from Boston to Keflavik in January from 280€

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

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

Return flights

11 Jan - 25 Jan Fly Play direct

Also check the deals for one-way 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.

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