Cheapest one-way flights from Boston to Keflavik in March 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 March 2025 (see full year).

One-Way flights

03 Mar Fly Play direct
02 Mar Fly Play direct
04 Mar Fly Play direct
06 Mar Fly Play direct
24 Mar Fly Play direct
18 Mar Fly Play direct
10 Mar Fly Play direct

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

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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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